| MODEL | APRILIA LEONARDO 150 ST / SP |
| ENGINE TYPE | Four stroke, horizontal single cylinder, OHC, 2 valves |
| Year | 1997 - 2006 |
| Displacement / Capacity | 249.8 cc / 15.2 cu in |
| Bore X Stroke | 69 x 66.8 mm |
| Compression Ratio | 10.0:1 |
| Cooling System | Liquid cooled |
| Max Power | — |
| Max Torque | — |
| Ignition | Electronic |
| Induction | Tei Kei 4UC carburetor |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Wet crankcase, forced circulation with lobe pump |
| Gear Box | — |
| Clutch | Dry automatic centrifugal |
| Primary / Final Drive | V-belt |
| Secondary Drive | — |
| Transmission | Automatic |
| CHASSIS SPECS | |
| Frame | Front single beam with double superimposed rear cradle in high yield point tubular steel |
| Front Suspension | Hydraulic telescopic fork with advanced wheel pin, Ø35 mm sleeves, 90mm wheel travel |
| Rear Suspension | Engine with function of oscillating fork, attached to frame with double rod supported by silent-blocks; two hydraulic / shock absorbers with progressive elasticity, pre-load adjustable to 5 positions |
| Front Brakes | Single Ø220 mm disc, 2 piston caliper Ø35 mm |
| Rear Brakes | Single Ø190 mm disc, 2 piston caliper Ø30 mm |
| ------------ | |
| DIMENSION SPECS | |
| Overall Length | 1865 mm / 73.2 in |
| Dry Weight | 150 kg / 331 lbs |
| Overall height | 1410 mm / 55.5 in |
| Width | 770 mm / 30.3 in |
| Overall Weight | — |
| WHEEL SPECS | |
| Front Tyre | 130/70 -12 |
| Rear Tyre | 140/70 -12 |
| Front Wheel Travel | 90 mm / 3.5 in |
| Rear Wheel Travel | 104 mm / 4.1 in |
| Wheels | Light alloy with five tangential spokes |
| FUEL SYSTEM | |
| Fuel System | Tei Kei 4UC carburetor |
| Fuel Capacity | 9.3 Litres / 2.5 US gal |
| Fuel Reserve | 2.5 Litres / 0.7 US gal |
| CAPACITIES | |
| Fork oil per rod: | 148 ML SAE 5W |
| Engine oil w / o filter: | 1,2 L SAE 5W-40 |
| Engine oil with filter: | 1.2 L MIN. SG API |
| Brake fluid: | DOT 4 |
| Final drive oil: | 250ML 75W-90 SYNTH |
| Coolant: | 1,3 LITER |
The The Aprilia Leonardo 250 was a single cylinder, four-stroke scooter motorcycle produced between 1997 and 2006. The Aprilia Leonardo ST/SP 250 is a middle-class scooter, capable of tackling both the urban jungle, as a daily commuter, as well as extended, inter-city scooter. At its heart lies a liquid-cooled, four-stroke, 249cc, single cylinder engine mated to a continuously variable transmission (CVT). Standard features include a telescopic front fork, dual shock absorbers as a rear suspension, front and rear disc brakes, a dual seat, passenger grab rails, an under-seat storage compartment, light alloy, five-spoked rims, and a small windscreen.
Video Courtessy of Maik Lindner
