IT425G
Category: Enduros
Manufacturer: Yamaha
Hits: 482
| Year | 1980 |
| Engine Class | 425 |
| VIN Prefix | 3R8 |
| Known VIN Range (Vehicle ID Numbers) | 000101 - |
| Tank Color(s) | Sky Blue |
| Country of Sale | USA |
| Bore (MM) | 85 |
| Stroke (MM) | 75 |
| Displacement (CC) | 425 |
| Compression Ratio (to 1) | 7.3 |
| BHP @ RPM | 36.95 @ 6,500 |
| Torque (kgm) @ RPM | 4.23 @ 6,000 |
| Autolube Injection? | No |
| Engine Cooling | Air |
| Carburetor Model | VM38SS |
| Ignition Type | CDI (Electronic) |
| Primary Drive Gearing | 2.61 |
| Final Drive Gearing (Sprockets) | 48/13 |
| Box Gearing First | 2.67 |
| Box Gearing Second | 1.75 |
| Box Gearing Third | 1.32 |
| Box Gearing Fourth | 1.00 |
| Box Gearing Fifth | 0.79 |
| Fuel Capacity (L) | 12 |
| Gearbox Oil Capacity | 0.85 |
| Front Tire (stock) | 3.00 x 21 |
| Rear Tire (stock) | 5.10 X 18 |
| Front Brake Type | Drum |
| Rear Brake Type | Drum |
| Rear Suspension | Mono Shock |
| Front Suspension Travel (mm) | 250 |
| Rear Suspension Travel (mm) | 250 |
| Rake (degrees) | 29.5 |
| Trail (mm) | 125 |
| Ground Clearance (mm) | 285 |
| Wheelbase (mm) | 1,430 |
| Dry Weight (kg) | 111 |
| Voltage | 6 Volt |