motocross / default rider 183 cm
Yamaha YZ250 vs Yamaha YZ250F ergonomics
Yamaha YZ250 and Yamaha YZ250F have modeled posture scores within three points for the 183 cm default rider. Treat this as a planning estimate; posture preference, data confidence, and a real test sit still matter.
Modeled fit comparison
Yamaha YZ250
All contacts reached
Yamaha YZ250F
All contacts reached
The modeled scores are within three points, so the result does not distinguish a higher-scoring bike. Treat the result as a planning estimate and compare each bike's geometry confidence before a real test sit.
Rider fit: reaching the ground
The Yamaha YZ250 lists a 975 mm seat; the Yamaha YZ250F lists 970 mm — a 5 mm difference. Seat height is only a first-pass ground-reach input. It does not establish safety or actual foot contact. Seat width, suspension sag, boots, mobility, load, and individual proportions can materially change the result.
On seat height alone, the Yamaha YZ250F has the easier modeled ground reach. Load your measurements into the simulator to compare the model, then verify both motorcycles in person.
Geometry snapshot
| Spec | Yamaha YZ250 | Yamaha YZ250F |
|---|---|---|
| Seat height | 975 mm | 970 mm |
| Wheelbase | 1,486 mm | 1,481 mm |
| Wet weight | 103 kg | 107 kg |
| Displacement | 249 cc | 250 cc |
Posture metrics
Knee angle
- Yamaha YZ250
- Sport (58.1 deg)
- Yamaha YZ250F
- Sport (58.1 deg)
Hip angle
- Yamaha YZ250
- Neutral (93.2 deg)
- Yamaha YZ250F
- Neutral (93.4 deg)
Elbow angle
- Yamaha YZ250
- Relaxed (143.3 deg)
- Yamaha YZ250F
- Relaxed (143.3 deg)
Torso lean
- Yamaha YZ250
- Neutral (12.5 deg)
- Yamaha YZ250F
- Neutral (12.5 deg)