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Aprilia · Overhead-cam four-stroke single, wet sump, separate gearbox oil, CVT belt drive

Leonardo 125

Library entry covers 1997-2006

52 factory 52 guideline

Published source

Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook (German section), Wartungsplan for the 125/150, printed pp.40-41 (ManualsLib.de 532460 pp.216-217)

Factory source. Covers Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook; no edition year seen.

104 items for a 1997 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: Single carburetor
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Separate gearbox oil
Clutch control: Automatic or semi-automatic
Final drive: Belt CVT, scooter automatic
Front suspension: Telescopic fork
Rear suspension: Swingarm, twin shocks
Front brake: Disc, hydraulic
Rear brake: Drum (or band / belt rim)
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

1997 Aprilia Leonardo 125

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

2 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline

On the road: every 800 km

1 item

Check coolant level

Pre-ride / on the road

Guideline

Every 1,000 km

1 item

Engine oil level (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 1,000 km (625 mi).

Every 1,600 km or 1 month

1 item

Check battery electrolyte, top up with distilled water

Ignition and electrics

Guideline

Wet-cell batteries on old machines need regular topping up, more in hot weather.

Every 1,600 km or 6 months

2 items

Adjust rear drum brake and rod / cable linkage

Brakes

Guideline
Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 2,000 km

2 items

Coolant (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 2,000 km (1,250 mi).
Front and rear brake pads wear (check)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 2,000 km (1,250 mi).

Every 5,000 km or 12 months

12 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
Check throttle cable(s) free play and return

Fuel and air

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.
Clean fuel tap filter / sediment bowl

Fuel and air

Guideline
Adjust automatic / semi-automatic clutch

Primary and gearbox

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 or 12 months

31 items

Braking systems (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Cooling system (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Engine oil (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 at the end of running-in, then every 6,000 km or 12 months.
Engine oil filter (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 at the end of running-in, then every 6,000 km or 12 months.
Engine oil filter screen and magnetic plug (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
General vehicle operation (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Headlight beam aim and function (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Lighting system (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Nuts and bolts (tighten)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Spark plug (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in; 3 every 6,000 km or 12 months.
Suspensions (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Throttle grip operation (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Valve clearance (adjust)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 4 at the end of running-in, then every 6,000 km or 12 months.
Variator (CVT) filter (clean)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 2 every 6,000 km or 12 months.
Variator drive belt (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Variator rollers and plastic guides (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Air filter (clean)

Fuel and air

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 2 every 6,000 km or 12 months.
Carburation CO setting (check)

Fuel and air

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Carburetor idle speed (adjust, check)

Fuel and air

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 4 at the end of running-in; 1 every 6,000 km or 12 months.
Fuel system hose connections (check)

Fuel and air

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Battery terminals and electrolyte level (customer check)

Ignition and electrics

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Clutch wear (check)

Primary and gearbox

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Steering bearings and steering play (check)

Front end

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Brake discs (check)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Brake fluid level (check)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Brake light switch (check)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Brake lock function (check)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Wheel bearings (check)

Wheels and tires

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Wheels/tires and tire pressure (dealer check)

Wheels and tires

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km or 12 months.
Control and drive cables (check)

Controls and cables

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.
Throttle cable adjustment (check)

Controls and cables

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in, then every 6,000 km or 12 months.

Every 6,000 km

1 item

Brake fluid (check)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 6,000 km (3,750 mi).

Every 6,500 km or 12 months

3 items

Inspect, clean and gap spark plugs

Engine

Guideline
Inspect CVT drive belt, rollers / sliders and clutch shoes

Final drive

Guideline

Typical scooter interval. Your owner's manual figure governs; check belt width against the service limit.
Lubricate brake cam spindles, check linings and drums

Brakes

Guideline

Every 9,500 km or 12 months

7 items

Inspect coolant hoses and clamps

Engine

Guideline
Clean carburetor float bowl(s), check float level and jets

Fuel and air

Guideline

Ethanol fuel varnishes old carbs quickly in storage.
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 9,500 km or 2 years

2 items

Check and adjust valve clearances

Engine

Guideline
Change gearbox oil

Primary and gearbox

Guideline

Every 12,000 km or 2 years

5 items

Rear suspension (dealer check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 12,000 km or 24 months.
Variator drive belt (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 12,000 km or 24 months.
Variator grease (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 12,000 km or 24 months.
Variator rollers and plastic guides (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 12,000 km or 24 months.
Gearbox oil (replace)

Primary and gearbox

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 at the end of running-in; 1 every 6,000 km; 3 every 12,000 km or 24 months.

Every 12,000 km

4 items

Inner spring plate, rear (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 12,000 km (7,500 mi).
Rear guide pins, 23 pcs (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 12,000 km (7,500 mi).
Rear guide rollers, 23 pcs (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 12,000 km (7,500 mi).
Fork oil and oil seals (check)

Front end

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 every 12,000 km (7,500 mi).

Every 13,000 km or 2 years

1 item

Replace spark plugs

Engine

Guideline

Every 16,000 km or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change fork oil

Front end

Guideline

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

Every 18,000 km

1 item

Front pulleys, 22 pcs (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 18,000 km (11,250 mi).

Every 19,500 km or 2 years

2 items

Replace air filter element

Fuel and air

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 19,500 km or 3 years

1 item

Replace CVT drive belt

Final drive

Guideline

Typical scooter interval, or sooner if the belt is cracked, glazed or below its width limit.

Every 24,000 km

1 item

Replace brake linings / skim drums (wear based)

Brakes

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 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 1 month

1 item

Wheels/tires and tire pressure (adjust)

Wheels and tires

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 4 every month.

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 12 months

1 item

Check speedometer / odometer against a known distance

Controls and cables

Guideline

Old speedos drift with tire size and drive wear. Use phone GPS over a measured 10 miles / km.

Every 2 years

6 items

Coolant (replace)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 2 years.
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
Brake fluid (replace)

Brakes

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 2 years.
Replace brake fluid

Brakes

Guideline

Every 4 years

4 items

Fuel system hose connections (replace)

Fuel and air

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 3 every 4 years.
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

No interval set

3 items

Cylinder head nuts (tighten)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in.
Oil pressure warning light (check)

Engine

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at every start.
Battery terminals (dealer check)

Ignition and electrics

Factory

Factory: Wartungsplan, Leonardo 125 / 150 badges (Aprilia Leonardo 125 - 150 - 250 - 300 owner's handbook, German section printed pp.40-41; columns end of running-in 1,000 km (625 mi), every 6,000 km (3,750 mi) or 12 months, every 12,000 km (7,500 mi) or 24 months). Codes: 1 = check, clean, adjust, lubricate and replace if necessary; 2 = clean; 3 = replace; 4 = adjust. 1 at the end of running-in.

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.