Comparison of CH Racing CH 508 Senior 2010 and UM DTF-90 [S]ave
| Attribute |  UM DTF-90 × |  CH Racing CH 508 Senior 2010 × |
|---|---|---|
| General | ||
| Production from (year) | 2007 | 2010 |
| Make | UM | CH Racing |
| Model | UM DTF-90 | CH Racing CH 508 Senior |
| Category | Enduro / offroad | Minibike, cross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | Carburettor. DELL´ORTO PHBG 19 BS |
| Displacement (cm³) | 86 | 49.7 |
| Power (kw) | - | 5.8 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 47 | - |
| Stroke (mm) | 49.5 | - |
| Gearbox | 4-speed | - |
| Clutch | Automatic | - |
| Compression | 85.0:1 | - |
| Chassis | ||
| Front suspension | Inverted telescopic fork | Telescopic hydraulic fork |
| Rear suspension | Single gas absorber | Single shock absorber |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 221 | 175 |
| Front tyre | - | 2.50-12 |
| Rear tyre | - | 2.50-10 |
| Other | ||
| Starter | Electric & kick | Kick |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,016 | 1,024 |
| Dry weight (kg) | 62 | 35 |
| Power/weight ratio | - | 0.1657 |
| Overall length (mm) | 1,600 | 1,400 |
| Seat height (mm) | 686 | 678 |
| Performance | ||
| Reserve fuel capacity (l) | 1.09 | - |
| Fuel capacity (l) | 5.6 | 2.8 |
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