bagger / default rider 183 cm
Suzuki Boulevard C109RT SE vs Yamaha Road Star Silverado ergonomics
Suzuki Boulevard C109RT SE and Yamaha Road Star Silverado 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
Suzuki Boulevard C109RT SE
All contacts reached
Yamaha Road Star Silverado
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 Suzuki Boulevard C109RT SE lists a 706 mm seat; the Yamaha Road Star Silverado lists 709 mm, within a few millimetres of each other. 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.
Geometry snapshot
| Spec | Suzuki Boulevard C109RT SE | Yamaha Road Star Silverado |
|---|---|---|
| Seat height | 706 mm | 709 mm |
| Wheelbase | 1,755 mm | 1,689 mm |
| Wet weight | 408 kg | - |
| Displacement | 1,783 cc | 1,670 cc |
Posture metrics
Knee angle
- Suzuki Boulevard C109RT SE
- Open (118.5 deg)
- Yamaha Road Star Silverado
- Open (113.6 deg)
Hip angle
- Suzuki Boulevard C109RT SE
- Sport (80.8 deg)
- Yamaha Road Star Silverado
- Sport (80.2 deg)
Elbow angle
- Suzuki Boulevard C109RT SE
- Relaxed (143.3 deg)
- Yamaha Road Star Silverado
- Relaxed (143.3 deg)
Torso lean
- Suzuki Boulevard C109RT SE
- Neutral (9.6 deg)
- Yamaha Road Star Silverado
- Neutral (8.7 deg)