Comparison of Gilera NGR 250 1987 and Gilera NGR 250 (reduced effect) 1986 [S]ave
| Attribute |  Gilera NGR 250 1987 × | Gilera NGR 250 (reduced effect) 1986 × |
|---|---|---|
| General | ||
| Production from (year) | 1987 | 1986 |
| Make | Gilera | Gilera |
| Model | Gilera NGR 250 | Gilera NGR 250 (reduced effect) |
| Category | Unspecified category | Unspecified category |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (cm³) | 249 | 249 |
| Power (kw) | 24.1 | 19.7 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 71.5 | 71.5 |
| Stroke (mm) | 62 | 62 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Rotary valves | Rotary valves |
| Compression | 13.5:1 | 12.5:1 |
| Chassis | ||
| Front brakes | Dual disc | Dual disc |
| Rear brakes | Single disc | Single disc |
| Front tyre | 100/90-16 | 100/90-16 |
| Rear tyre | 110/90-18 | 110/90-18 |
| Dimensions | ||
| Kerb weight (kg) | 160 | 160 |
| Performance | ||
| Top speed (km/h) | 155 | 138 |
| Fuel capacity (l) | 22 | 22 |
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