Gilera R1 125 (1988-89) vs Gilera RX 250 Amizonas (1985)
Comparison technical specifications
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| Make: | Gilera | Gilera |
| Model: | R1 125 | RX 250 Amizonas |
| Years: | 1988-89 | 1985 |
| Engine: | Two stroke, single cylinder, reed valve | Two stroke, single cylinder, reed valve |
| Capacity: | 124 ccc / 7.6 cu-in | 248.9 cc / 15.2 cu-in |
| Bore x Stroke: | 56 x 50.5 mm | 71 x 62 mm |
| Cooling System: | Liquid cooled | Liquid cooled |
| Compression Ratio: | 13.0;1 | 13.5:1 |
| Induction: | 28 Dell'Orto PHBH carburetors | 32mm Dell'Orto carburetor |
| Ignition: | Electric ignition with capacitive output | Electronic |
| Starting: | Electric | Kick |
| Max Power: | 29.3 hp / 21.8 kW @ 9900 rpm | 38 hp / 28.3 kW @ 7500 rpm |
| Max Power Rear Tyre: | 25.3 hp @ 9500 rpm | 34.6 hp / 25.8 kW @ 8750 rpm |
| Max Torque: | 18 Nm / 13.2 lb-ft @ 10250 rpm | 31.3 Nm / 23.1 lb-ft @ 7000 rpm |
| Transmission: | 6 Speed | 6 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Telescopic forks | Telescopic forks |
| Rear Suspension: | Swing arm gas single shock | Alloy swing arm adjustable single shock |
| Front Brakes: | Single 240mm disc | Single 240mm disc |
| Rear Brakes: | Drum | Drum |
| Front Tyre: | 2.75-21 | 2.75-21 |
| Rear Tyre: | 4.10-17 | 4.60-17 |
| Dry Weight: | 115 kg / 253 lbs | 122 kg / 275 lbs |
| Fuel Capacity: | 15 Litres / 3.9 US gal |