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Bajaj · Overhead-cam four-stroke single, wet sump, gearbox shares engine oil, chain drive

CT 100

Library entry covers 2006-2022

38 factory 48 guideline

Published source

Bajaj CT-100 User Manual, Periodic Maintenance & Lubrication Chart pp.21-22 (ManualsLib viewer p.13)

Factory owner's handbook. Covers Bajaj CT-100 user manual (carbureted, 2 spark plugs), no edition year printed; later CT 100 editions not compared.

86 items for a 2021 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: Wet sump (oil in crankcase)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Overhead cam, screw/locknut adjusters
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Air / oil cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Shares engine oil
Clutch control: Hand lever, cable
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, twin shocks
Front brake: Drum (or band / stirrup)
Rear brake: Drum (or band / belt rim)
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

2021 Bajaj CT 100

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 1,000 km

1 item

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline

Every 500 km

1 item

Drive chain (lubricate)

Final drive

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): lubricate every 500 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.

Every 1,600 km or 6 months

3 items

Adjust front drum brake

Brakes

Guideline
Adjust rear drum brake and rod / cable linkage

Brakes

Guideline
Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 5,000 km or 12 months

9 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 spoke tension and wheel true

Wheels and tires

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 5,000 km

21 items

All fasteners (check, tighten)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, T at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Engine idle speed and CO% (adjust)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Engine oil (replace)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Muffler drain hole (clean)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): CL at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Oil strainer (clean)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): CL at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Paper oil filter (replace)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at every oil change. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Rear sprocket fasteners (check, tighten)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, T at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Spark plugs, 2 (check, adjust gap)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): C, A at 750, 5,000, 10,000, 20,000 and 25,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Throttle grip play (check, adjust)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Valve tappet clearance (adjust)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Air cleaner element (clean)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): CL every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Carburetor rubber duct (check)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): C at every service. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Fuel cock sediment bowl (clean)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): CL at 5,000 km and every service after. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Fuel pipes (check)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): C at every service. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Battery electrolyte level (check, adjust)

Ignition and electrics

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): C, A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Clutch lever free play (check, adjust)

Primary and gearbox

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): C, A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Drive chain slack (check, adjust, lubricate)

Final drive

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, A, L at every service from 750 km, then every 5,000 km; adjust slack whenever required. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Steering play (check, adjust)

Front end

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Brake fluid level (check, top up)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, A at every service from 750 km, then every 5,000 km (if applicable). Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Brake lining or pad wear (clean)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): CL at 5,000 km and every service after. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Rear brake pedal free play (check, adjust)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, A at every service from 750 km, then every 5,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.

Every 6,500 km or 12 months

3 items

Inspect, clean and gap spark plugs

Engine

Guideline
Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

Guideline
Lubricate brake cam spindles, check linings and drums

Brakes

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

6 items

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 10,000 km

3 items

Carburetor float bowl (clean)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): CL at 10,000, 20,000 and 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Steering stem bearing (check, lubricate, replace)

Front end

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, L, R at 10,000, 20,000 and 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Rear wheel rubber shock damper (check, replace)

Wheels and tires

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, R at 10,000, 20,000 and 30,000 km; replace every 10,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.

Every 13,000 km or 2 years

1 item

Check and adjust valve clearances

Engine

Guideline

Every 15,000 km

5 items

Spark plugs (replace)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at 15,000 and 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Air cleaner element (replace)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at 15,000 and 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Cylinder head decarbonizing, valve lapping and valve oil seals

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): CL at 15,000 and 30,000 km; replace valve oil seals. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Brake cam and pedal pivot pin (lubricate)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): L at 15,000 and 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Brake lining or pads (replace)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): R at 15,000 and 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.

Every 16,000 km or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 19,500 km or 2 years

3 items

Replace air filter element

Fuel and air

Guideline
Synchronize throttle bodies

Fuel and air

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 20,000 km

4 items

Engine air breather tube (replace)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): R at 20,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Air filter cover O-ring (replace)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at 20,000 km; replace every 20,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Carburetor rubber duct (replace)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at 20,000 km; replace every 20,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Fuel pipes (replace)

Fuel and air

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.21): R at 20,000 km; replace every 20,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.

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

1 item

Replace brake linings / skim drums (wear based)

Brakes

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 30,000 km

4 items

Caliper piston seal and dust seal (replace)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): R at 30,000 km (if applicable). Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Master cylinder cup and dust seal (replace)

Engine

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): R at 30,000 km (if applicable). Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Brake fluid (replace)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): R at 30,000 km (if applicable). Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.
Brake hose (check, replace)

Brakes

Factory

Factory: Periodic Maintenance & Lubrication Chart (p.22): C, R at 30,000 km; replace every 30,000 km. Columns: 750, 5,000, 10,000, 15,000, 20,000, 25,000 and 30,000 km (services 1st to 7th); 1st service at 750 km or 30 days, then every 5,000 km. Codes as printed: A = adjust; C = check; CL = clean; L = lubricate; R = replace; T = tighten. More frequent cleaning may be needed in dusty conditions.

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 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 2 years

2 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline

Every 4 years

1 item

Replace fuel lines

Fuel and air

Guideline

Old rubber and modern ethanol fuel do not mix well.

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.