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Benelli · Shim-adjusted overhead-cam four-stroke, wet sump, gearbox shares engine oil, chain drive

TNT 25

Library entry covers 2017

47 factory 50 guideline

Published source

Benelli TNT25 owner's manual, scheduled maintenance table printed pp.108-114 (ManualsLib 1335168)

Factory source. Covers Benelli TNT25 owner's manual (prints TNT25); no year printed.

97 items for a 2017 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, 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: Shares engine oil
Clutch control: Hand lever, cable
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2017 Benelli TNT 25

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 500 km

2 items

Engine oil level (check)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every 500 km.
Drive chain tension, alignment (check), clean and lubricate

Final drive

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every 500 km and after every wash or ride in the rain; I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.

Every 1,600 km or 6 months

1 item

Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 3,000 km or 12 months

18 items

Coolant level and leaks (check, top up)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Electric fans (check)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Electrical system (check)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Electronic injection, idle speed (check)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Engine oil (replace)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Front suspension (check operation and leaks)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Horn (check)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Instruments, lights, signals and switches (check)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Spark plugs (check, clean, gap)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 4,000 and 10,000 km and at the annual inspection.
Sprocket, pinion and retaining washer (check, lubricate)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection. Replace every time the chain is replaced.
Battery connections (check)

Ignition and electrics

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Clutch control (check, adjust)

Primary and gearbox

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Steering ring nut and sleeve (check, tighten)

Front end

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. T At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection. Also before every use.
Side stand and side stand switch (check)

Rear suspension and frame

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Brake and clutch fluid (check, top up)

Brakes

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Front and rear brakes, fluid gauge and leaks (check)

Brakes

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Tires: tread, damage, pressure (check)

Wheels and tires

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.
Accelerator grip and cable (check, adjust, lubricate)

Controls and cables

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km (4,000, 7,000, 10,000, 13,000 km); also at the annual inspection.

Every 3,000 km

12 items

Headlight (adjust)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km. And at every change in vehicle set-up.
Oil filter (replace)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R At 1,000 km, then every 3,000 km.
Rear suspension (check, adjust, leaks)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 4,000, 7,000, 10,000 and 13,000 km (every 3,000 km). Also before every use.
Throttle valve (check, adjust)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km.
Air filter (check)

Fuel and air

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 4,000 and 10,000 km.
Fuel circuit hoses (check for leaks)

Fuel and air

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 4,000, 7,000 and 10,000 km.
Fuel filter (check)

Fuel and air

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 4,000, 7,000 and 13,000 km.
Chain slides (check, replace if worn)

Final drive

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km.
Fork bearings (check)

Front end

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 4,000, 7,000 and 10,000 km.
Swingarm (check, lubricate)

Rear suspension and frame

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 4,000, 7,000, 10,000 and 13,000 km (every 3,000 km).
Brake pads (check, replace if worn)

Brakes

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km.
Wheels (check)

Wheels and tires

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I At 1,000 km, then every 3,000 km.

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 brake pads and discs

Brakes

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 6,000 km

3 items

Spark plugs (replace)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 7,000 and 13,000 km.
Air filter (replace)

Fuel and air

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 7,000 and 13,000 km.
Wheel bearings (check)

Wheels and tires

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 7,000 and 13,000 km.

Every 6,500 km or 12 months

2 items

Inspect, clean and gap spark plugs

Engine

Guideline
Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

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 9,000 km

1 item

Fuel filter (replace)

Fuel and air

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 10,000 km (and at 19,000 km by the repeat rule).

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 13,000 km or 2 years

2 items

Coolant (replace)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every 2 years or 13,000 km.
Brake and clutch fluid (replace)

Brakes

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 13,000 km; in any case every 2 years.

Every 13,000 km or 3 years

1 item

Fuel circuit hoses (replace)

Fuel and air

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 13,000 km; in any case every 3 years.

Every 13,000 km

2 items

Front suspension oil (replace)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 13,000 km.
Valve clearance (check, adjust)

Engine

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every 13,000 km.

Every 16,000 km or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 16,000 km

1 item

Steering bearings (check)

Front end

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. I at 7,000, 10,000 and 13,000 km; every 16,000 km.

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 22,000 km

4 items

Timing chain (replace)

Final drive

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R marked at 13,000 km; replace every time it is worn, in any case at 22,000 km.
Timing chain slides (replace)

Final drive

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every time the timing chain is changed, in any case 22,000 km.
Timing chain tensioner (replace)

Final drive

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every time the timing chain is changed, in any case 22,000 km.
Fork bearings (replace)

Front end

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. R at 13,000 km; every 22,000 km.

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 40,000 km

1 item

Wheel bearings (replace)

Wheels and tires

Factory

Factory: Scheduled maintenance table (Benelli TNT25 owner's manual, English printed pp.108-114; services at 1,000, 4,000, 7,000, 10,000 and 13,000 km plus an annual inspection; at 16,000 km the services repeat as begun at 7,000 km). Codes: I = check, R = replace, T = tighten. Items marked with the workshop symbol are best done by a Benelli dealer. Every 40,000 km.

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

4 items

Replace coolant

Engine

Guideline
Inspect wiring, bullet connectors and ground points

Ignition and electrics

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

1 item

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.