22 June. Monday 2026
Yamaha TT-R 125 - 2002 Specifications and Reviews
The 2002 Yamaha TT-R 125 is an entry-level motocross bike designed for young riders and beginners learning off-road skills. Its compact 125cc air-cooled single-cylinder engine delivers modest power while maintaining excellent manageability and reliability. Known for its lightweight frame, low seat height, and forgiving nature, the TT-R 125 remains an ideal training platform for aspiring motocross enthusiasts.
General information | |
| Category | Cross / motocross |
| Year | 2002 |
| Model | Yamaha TT-R 125 |
Engine and Transmission Specifications | |
| Cooling system | Air |
| Fuel control | SOHC |
| Bore x stroke | 54.0 x 54.0 mm (2.1 x 2.1 inches) |
| Compression | 10.0:1 |
| Torque | 9.85 |
| Power | 9.80 |
| Stroke | 4 |
| Engine type | Single cylinder |
| Capacity: | 123.70 ccm (7.55 cubic inches) |
| | |
Physical measures and capacities | |
| Wheelbase | 1,240 mm (48.8 inches) |
| Ground clearance | 265 mm (10.4 inches) |
| Overall width | 795 mm (31.3 inches) |
| Overall length | 1,839 mm (72.4 inches) |
| Overall height | 1,030 mm (40.6 inches) |
| Seat height | 775 mm (30.5 inches) If adjustable, lowest setting. |
| Dry weight | 74.0 kg (163.1 pounds) |
Yamaha TT-R 125 dimensions and frame | |
| Rear brakes diameter | 110 mm (4.3 inches) |
| Rear brakes | Expanding brake |
| Front brakes diameter | 110 mm (4.3 inches) |
| Front brakes | Expanding brake |
| Rear tyre dimensions | 90/100-14 |
| Front tyre dimensions | 70/100-17 |
| Rear suspension travel | 160 mm (6.3 inches) |
| Front suspension travel | 180 mm (7.1 inches) |
Speed and acceleration | |
| Power/weight ratio | 0.1324 HP/kg |
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