scrambler / default rider 183 cm
BSA Motorcycles A65 Firebird Scrambler vs Triumph Scrambler 400 XC ergonomics
BSA Motorcycles A65 Firebird Scrambler and Triumph Scrambler 400 XC 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
BSA Motorcycles A65 Firebird Scrambler
All contacts reached
Triumph Scrambler 400 XC
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 BSA Motorcycles A65 Firebird Scrambler lists a 838 mm seat; the Triumph Scrambler 400 XC lists 835 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 | BSA Motorcycles A65 Firebird Scrambler | Triumph Scrambler 400 XC |
|---|---|---|
| Seat height | 838 mm | 835 mm |
| Wheelbase | 1,372 mm | 1,418 mm |
| Wet weight | 184 kg | 186 kg |
| Displacement | 654 cc | 398 cc |
Posture metrics
Knee angle
- BSA Motorcycles A65 Firebird Scrambler
- Sport (57.9 deg)
- Triumph Scrambler 400 XC
- Sport (58.0 deg)
Hip angle
- BSA Motorcycles A65 Firebird Scrambler
- Neutral (95.7 deg)
- Triumph Scrambler 400 XC
- Neutral (91.3 deg)
Elbow angle
- BSA Motorcycles A65 Firebird Scrambler
- Relaxed (143.3 deg)
- Triumph Scrambler 400 XC
- Relaxed (143.3 deg)
Torso lean
- BSA Motorcycles A65 Firebird Scrambler
- Neutral (10.9 deg)
- Triumph Scrambler 400 XC
- Neutral (15.1 deg)