Comparison of CH Racing CH 509 Pro Senior 2010 and CH Racing CH 509 Pro Senior 2009 [S]ave
| Attribute |  CH Racing CH 509 Pro Senior 2010 × | CH Racing CH 509 Pro Senior 2009 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2009 |
| Make | CH Racing | CH Racing |
| Model | CH Racing CH 509 Pro Senior | CH Racing CH 509 Pro Senior |
| Category | Minibike, cross | Minibike, cross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. DELL´ORTO PHBG 19 BS | Carburettor. DELL´ORTO PHBG 19 BS |
| Displacement (cm³) | 49.7 | 49.7 |
| Power (kw) | 8.8 | 8.8 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Chain |
| Chassis | ||
| Front suspension | Telescopic hydraulic fork | Telescopic hydraulic fork |
| Rear suspension | Single shock absorber | Single shock absorber |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 175 | 175 |
| Front tyre | 2.50-12 | 2.50-12 |
| Rear tyre | 2.50-10 | 2.50-10 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,024 | 1,024 |
| Kerb weight (kg) | 45 | - |
| Dry weight (kg) | 40 | 35 |
| Power/weight ratio | 0.22 | 0.2514 |
| Overall length (mm) | 1,400 | 1,400 |
| Seat height (mm) | 678 | 678 |
| Ground clearance (mm) | 250 | 250 |
| Performance | ||
| Fuel capacity (l) | 2.8 | 2.8 |
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