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Rider Height
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motocross / default rider 183 cm

Yamaha YZ250 vs Yamaha YZ426F ergonomics

Yamaha YZ250 and Yamaha YZ426F land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Yamaha YZ250

95Comfortable

All contacts reached

Yamaha YZ426F

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 Yamaha YZ250 has a 996 mm seat; the Yamaha YZ426F sits at 998 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 100 cm for the Yamaha YZ250 and 100 cm for the Yamaha YZ426F.

Geometry snapshot

Geometry comparison for Yamaha YZ250 and Yamaha YZ426F
SpecYamaha YZ250Yamaha YZ426F
Seat height996 mm998 mm
Wheelbase1,481 mm1,490 mm
Wet weight--
Displacement249 cc426 cc

Posture metrics

Knee angle

Yamaha YZ250
Sport (58.1 deg)
Yamaha YZ426F
Sport (58.1 deg)

Hip angle

Yamaha YZ250
Neutral (93.4 deg)
Yamaha YZ426F
Neutral (93.2 deg)

Elbow angle

Yamaha YZ250
Relaxed (143.3 deg)
Yamaha YZ426F
Relaxed (143.3 deg)

Torso lean

Yamaha YZ250
Neutral (12.5 deg)
Yamaha YZ426F
Neutral (12.6 deg)