motocross / default rider 183 cm
Suzuki RM125 vs Yamaha YZ490 ergonomics
Suzuki RM125 and Yamaha YZ490 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Suzuki RM125
95Comfortable
All contacts reached
Yamaha YZ490
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The Suzuki RM125 has a 950 mm seat; the Yamaha YZ490 sits at 950 mm, within a few millimetres of each other. As a rule of thumb you flat-foot a bike when your inseam roughly matches its seat height: about 95 cm for the Suzuki RM125 and 95 cm for the Yamaha YZ490.
Geometry snapshot
| Spec | Suzuki RM125 | Yamaha YZ490 |
|---|---|---|
| Seat height | 950 mm | 950 mm |
| Wheelbase | 1,450 mm | 1,501 mm |
| Wet weight | - | - |
| Displacement | 125 cc | 487 cc |
Posture metrics
Knee angle
- Suzuki RM125
- Sport (58.1 deg)
- Yamaha YZ490
- Sport (58.2 deg)
Hip angle
- Suzuki RM125
- Neutral (94.0 deg)
- Yamaha YZ490
- Neutral (92.9 deg)
Elbow angle
- Suzuki RM125
- Relaxed (143.3 deg)
- Yamaha YZ490
- Relaxed (143.3 deg)
Torso lean
- Suzuki RM125
- Neutral (12.0 deg)
- Yamaha YZ490
- Neutral (12.8 deg)