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cafe-racer / default rider 183 cm

Norton Motorcycles Commando 961 Sport vs Yamaha XSR900 ergonomics

Norton Motorcycles Commando 961 Sport and Yamaha XSR900 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

Norton Motorcycles Commando 961 Sport

Modeled scoreProvisional
95Comfortable

All contacts reached

Yamaha XSR900

Modeled scoreProvisional
95Comfortable

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 Norton Motorcycles Commando 961 Sport lists a 810 mm seat; the Yamaha XSR900 lists 810 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

Geometry comparison for Norton Motorcycles Commando 961 Sport and Yamaha XSR900
SpecNorton Motorcycles Commando 961 SportYamaha XSR900
Seat height810 mm810 mm
Wheelbase1,400 mm1,496 mm
Wet weight230 kg193 kg
Displacement961 cc890 cc

Posture metrics

Knee angle

Norton Motorcycles Commando 961 Sport
Sport (58.0 deg)
Yamaha XSR900
Sport (58.2 deg)

Hip angle

Norton Motorcycles Commando 961 Sport
Neutral (95.1 deg)
Yamaha XSR900
Neutral (92.9 deg)

Elbow angle

Norton Motorcycles Commando 961 Sport
Relaxed (143.3 deg)
Yamaha XSR900
Relaxed (143.3 deg)

Torso lean

Norton Motorcycles Commando 961 Sport
Neutral (11.3 deg)
Yamaha XSR900
Neutral (12.7 deg)