sport-touring / default rider 183 cm
BMW F 900 XR vs Yamaha Tracer 9 GT+ ergonomics
BMW F 900 XR and Yamaha Tracer 9 GT+ 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
BMW F 900 XR
All contacts reached
Yamaha Tracer 9 GT+
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 BMW F 900 XR lists a 825 mm seat; the Yamaha Tracer 9 GT+ lists 820 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 Tracer 9 GT+ 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 | BMW F 900 XR | Yamaha Tracer 9 GT+ |
|---|---|---|
| Seat height | 825 mm | 820 mm |
| Wheelbase | 1,521 mm | 1,501 mm |
| Wet weight | 219 kg | 223 kg |
| Displacement | 895 cc | 890 cc |
Posture metrics
Knee angle
- BMW F 900 XR
- Sport (58.1 deg)
- Yamaha Tracer 9 GT+
- Sport (58.1 deg)
Hip angle
- BMW F 900 XR
- Neutral (89.1 deg)
- Yamaha Tracer 9 GT+
- Neutral (89.4 deg)
Elbow angle
- BMW F 900 XR
- Relaxed (143.3 deg)
- Yamaha Tracer 9 GT+
- Relaxed (143.3 deg)
Torso lean
- BMW F 900 XR
- Neutral (13.9 deg)
- Yamaha Tracer 9 GT+
- Neutral (13.7 deg)