Comparison of Aprilia SR 50 R Replica SBK 2012 and Aprilia SR 50 Street 2008 [S]ave
| Attribute |  Aprilia SR 50 R Replica SBK 2012 × |  Aprilia SR 50 Street 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2008 |
| Make | Aprilia | Aprilia |
| Model | Aprilia SR 50 R Replica SBK | Aprilia SR 50 Street |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Dell’Orto PHVA 17.5 | Carburettor. Dell’Orto PHVA 17.5. |
| Engine details | Reed valve | - |
| Displacement (cm³) | 49 | 49 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Belt | - |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.3 | 39.3 |
| Gearbox | Automatic | Automatic |
| Ignition | CDI | Electronic. |
| Clutch | Automatic centrifugal dry clutch | Automatic centrifugal dry clutch. |
| Lubrication system | Separate mixing with mechanical oil pump | Separate mixing with mechanical pump. |
| Compression | 12.1:1 | 12.1:1 |
| Chassis | ||
| Front suspension | Hydraulic fork | Hydraulic fork. |
| Rear suspension | Engine unit acting as swingarm; frame linkages on two radial silent block mountings. | Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings. |
| Front brakes | Single disc. Stainless steel disc; racing caliper with twin opposed 32 mm pistons. | Single disc |
| Rear brakes | Single disc. Stainless steel disc; racing caliper with twin opposed 30 mm pistons. | Single disc |
| Diameter (mm) | 190 | 190 |
| Frame type | Split single cradle frame in high tensile strength steel tube | Split single cradle in high tensile tubular steel. |
| Front tyre | 130/60-13 | 130/60-13 |
| Rear tyre | 130/60-13 | 130/60-13 |
| Wheels | Five spoke, light alloy | - |
| Front wheel travel (mm) | 90 | 90 |
| Rear wheel travel (mm) | 70 | 70 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
| - |
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,290 | 1,265 |
| Overall height (mm) | 1,120 | 1,200 |
| Overall length (mm) | 1,860 | 1,885 |
| Overall width (mm) | 705 | 720 |
| Seat height (mm) | 820 | 820 |
| Performance | ||
| Fuel capacity (l) | 7 | 6.5 |
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