cafe-racer / default rider 183 cm
BSA Motorcycles A10 Rocket Gold Star vs Yamaha Bolt C-Spec ergonomics
BSA Motorcycles A10 Rocket Gold Star and Yamaha Bolt C-Spec land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
BSA Motorcycles A10 Rocket Gold Star
95Comfortable
All contacts reached
Yamaha Bolt C-Spec
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 BSA Motorcycles A10 Rocket Gold Star has a 762 mm seat; the Yamaha Bolt C-Spec sits at 765 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 76 cm for the BSA Motorcycles A10 Rocket Gold Star and 77 cm for the Yamaha Bolt C-Spec.
Geometry snapshot
| Spec | BSA Motorcycles A10 Rocket Gold Star | Yamaha Bolt C-Spec |
|---|---|---|
| Seat height | 762 mm | 765 mm |
| Wheelbase | 1,422 mm | 1,570 mm |
| Wet weight | - | 246 kg |
| Displacement | 646 cc | 942 cc |
Posture metrics
Knee angle
- BSA Motorcycles A10 Rocket Gold Star
- Sport (58.0 deg)
- Yamaha Bolt C-Spec
- Sport (58.3 deg)
Hip angle
- BSA Motorcycles A10 Rocket Gold Star
- Neutral (94.6 deg)
- Yamaha Bolt C-Spec
- Neutral (91.4 deg)
Elbow angle
- BSA Motorcycles A10 Rocket Gold Star
- Relaxed (143.3 deg)
- Yamaha Bolt C-Spec
- Relaxed (143.3 deg)
Torso lean
- BSA Motorcycles A10 Rocket Gold Star
- Neutral (11.7 deg)
- Yamaha Bolt C-Spec
- Neutral (13.8 deg)