No photo of this model in the library yet.

Have this bike? Send a photo or the manual's service chart

TM Racing · Shim-adjusted overhead-cam four-stroke single, dry sump, separate gearbox oil, chain drive

MX 450

Library entry covers 2004-2025

39 factory 53 guideline

Published source

TM Racing 4 Strokes Use and Maintenance Manual, maintenance schedule 4.1 for 450Fi MX/SMX (ManualsLib viewer p.46)

Factory source. Covers TM Racing 4 Strokes Use and Maintenance Manual (English; edition year not printed on the cover page); table covers 450Fi MX/SMX and 530F MX/SMX; other years not compared.

92 items for a 2004 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)

Engine cycle: Four-stroke
Engine lubrication: Dry sump (separate oil tank)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Overhead cam, shim adjusted (incl. desmo)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Separate gearbox oil
Clutch control: Hand lever, hydraulic
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

2004 TM Racing MX 450

On the road: every 300 km

1 item

Check engine oil level

Pre-ride / on the road

Guideline

Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

On the road: every 500 km

3 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline
Lubricate drive chain

Pre-ride / on the road

Guideline

Lube warm, ideally at the end of the riding day so it soaks in overnight. Sooner after rain.

On the road: every 800 km

1 item

Check coolant level

Pre-ride / on the road

Guideline

On the road: every 1,000 km

1 item

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline

Every 1,600 km or 6 months

1 item

Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 5,000 km or 12 months

10 items

Check throttle cable(s) free play and return

Fuel and air

Guideline
Clean drive chain thoroughly (remove and soak, re-lube)

Final drive

Guideline

Non O-ring chains on old machines: remove, clean, soak in hot chain grease or lube, refit with the master link clip closed end leading.
Inspect chain and sprockets for wear (measure stretch)

Final drive

Guideline
Check steering head bearing adjustment

Front end

Guideline
Inspect fork seals, stanchions and fork boots

Front end

Guideline
Check footrests, pegs, rear brake and gear lever pivots

Rear suspension and frame

Guideline
Grease and check center / side stand and springs

Rear suspension and frame

Guideline
Check brake pads and discs

Brakes

Guideline
Check spoke tension and wheel true

Wheels and tires

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 6,500 km or 12 months

1 item

Inspect, clean and gap spark plugs

Engine

Guideline

Every 8,000 km or 12 months

2 items

Change engine oil

Engine

Guideline

Pre-1970 machines: many owners run non-detergent or classic-spec oil with no filter, so short intervals matter. Dry sump: drain the tank and the crankcase/sump, flush the tank and clean the feed and return screens.
Replace oil filter

Engine

Guideline

Every 9,500 km or 12 months

7 items

Inspect coolant hoses and clamps

Engine

Guideline
Clean / inspect air filter

Fuel and air

Guideline

Mesh or oiled foam: clean and re-oil. Paper: blow out or replace. Some very early machines have no filter at all.
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Inspect rear shocks for leaks and damping

Rear suspension and frame

Guideline
Lubricate control cables and lever pivots

Controls and cables

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

A dry speedo cable whips the needle and eventually kills the instrument.

Every 16,000 km or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change gearbox oil

Primary and gearbox

Guideline

Every 19,500 km or 2 years

4 items

Replace air filter element

Fuel and air

Guideline
Synchronize throttle bodies

Fuel and air

Guideline
Clean and grease rear suspension linkage

Rear suspension and frame

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 24,000 km or 3 years

1 item

Change fork oil

Front end

Guideline

Some early telescopic forks are grease filled or use very small oil quantities. Check your manual.

Every 24,000 km or 4 years

1 item

Check valve clearances (shim adjusted)

Engine

Guideline

Every 25,500 km or 4 years

1 item

Replace spark plugs

Engine

Guideline

Every 29,000 km

1 item

Replace chain and sprockets (wear based)

Final drive

Guideline

Every 32,000 km or 4 years

2 items

Repack / replace steering head bearings

Front end

Guideline

Many old machines use loose balls in cups and cones. Taper roller conversions are common.
Repack / replace wheel bearings

Wheels and tires

Guideline

Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 38,500 km or 4 years

1 item

Replace fuel filter

Fuel and air

Guideline

Every 40,000 km or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 48,500 km or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 10 h

29 items

Cooling system seal and coolant level (check)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Drain screw magnet (clean)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours; also marked in the 75-hour column. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Engine mounting screws (check tightness)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Engine oil and cartridge oil filter (replace)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Exhaust system seal and fastenings (check)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Rubber hoses condition and routing without kinks (check)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Throttle body coupler and filter housing condition and seal (check; 450Fi)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Air filter and housing (clean)

Fuel and air

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Fuel pressure (check; 450Fi)

Fuel and air

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Battery (check and charge; electric-start models only)

Ignition and electrics

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Battery connections (grease with contact grease; electric-start models only)

Ignition and electrics

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Electrical contacts and switches (treat with contact spray)

Ignition and electrics

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Hydraulic clutch fluid level (check)

Primary and gearbox

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Chain, master link, sprockets and guides (check wear); chain tension (check)

Final drive

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Chassis screws: fork plates, fork feet, wheel pin screws and nuts, swing arm pin, shock absorber (check tightness)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Fork and shock absorber seal and operation (check)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Fork dust seals (clean)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Steering bearings and play adjustment (check)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Telescopic fork (bleed)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Frame and swing arm (check)

Rear suspension and frame

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Brake fluid level, pad thickness, front and rear discs (check)

Brakes

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Brake pipes condition and seal (check)

Brakes

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Front brake lever and rear brake pedal operation, adjustment and free play (check)

Brakes

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Tire condition and pressure (check)

Wheels and tires

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Wheel bearing play (check)

Wheels and tires

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Wheel hubs, spoke tension and rim centering (check)

Wheels and tires

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Control cables: condition, smoothness, routing, adjustment and lubrication (check)

Controls and cables

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Moving parts such as levers (lubricate and check movement)

Controls and cables

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 10 hours (after each race). Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Throttle cable play and idle speed (check and adjust)

Controls and cables

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): after the first hour, then every 10 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.

Every 20 h

2 items

Muffler sound-deadening material (replace)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 20 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Swing arm bearings (check)

Rear suspension and frame

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 20 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.

Every 30 h

3 items

Valve clearance (check)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 30 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Fork (full maintenance)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 30 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Shock absorber (full maintenance)

Rear suspension and frame

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 30 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.

Every 50 h

1 item

Timing chain (check)

Final drive

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 50 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.

Every 75 h

1 item

Spark plug (replace) and plug cap (check)

Engine

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every 75 hours. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 12 months

3 items

Hydraulic clutch fluid (replace)

Primary and gearbox

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every year. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Steering bearings and sealing elements (clean and grease)

Front end

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every year. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.
Brake fluid (replace)

Brakes

Factory

Factory: Maintenance schedule 4.1, 450Fi MX/SMX - 530F MX/SMX table (manual p.46, ManualsLib viewer p.46): every year. Columns as printed: after 1 hour, every 10 hours (after each race), every 20, 30, 40, 50 and 75 hours, every year. Rows for the carbureted 450F/530F only (carburetor sleeve, carburetor cleaning, manual decompressor) are left out because the catalog row is the fuel-injected model. Rows printed with no marks (rear suspension linkage screws, chain lubrication, brake system screws, bleeder hoses, oil mesh filter) are left out.

Every 2 years

5 items

Replace coolant

Engine

Guideline
Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Replace hydraulic clutch fluid

Primary and gearbox

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Guideline

Every 4 years

3 items

Replace fuel lines

Fuel and air

Guideline

Old rubber and modern ethanol fuel do not mix well.
Inspect brake hoses; replace old rubber

Brakes

Guideline
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

2 items

Replace inner tubes and rim tape with tires

Wheels and tires

Guideline
Replace tires on age (regardless of tread)

Wheels and tires

Guideline

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.