2008 Aprilia SR50 R Factory
| Engine Engine type Bore x Stroke Displacement Valves Compression ratio Max Power Max Torque Fuel system Transmission Final drive Clutch Ignition type Starting system Lubrication Exhaust system Spark plug Battery Gear ratios | Liquid cooled, horizontal single cylinder, two-stroke 40.0 x 39.3 mm 49cc 2 valves per cylinder 11.5:1 Electronic Fuel Injection Continuous automatic variator V-belt Automatic centrifugal dry clutch High power inductive ignition Electric starter Flywheel-magneto, 165 W – 12 V. |
| Dimensions Frame type Rake/trail Overall length Overall width Overall height Wheelbase Seat height Ground clearance Weight Fuel capacity Color Suspension (front) Suspension (rear) Tyre (front) Tyre (rear) Brake (front) Brake (rear) | Split single cradle frame in high tensile strength steel tube 1860 mm 705 mm 1120 mm 50.78 inches 32.2 inches 3.7 inches 90 kg 1.85 gals Red/white, black/red Hydraulic fork, 90 mm wheel travel Engine unit acting as swingarm; frame linkages on two radial silent block 130/60-R13 130/60-R13 190mm stainless steel disc with twin opposed 32mm pistons 190mm stainless steel disc with twin opposed 32mm pistons |
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