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supermoto / default rider 183 cm

Rieju MRT 125 SM AC vs Rieju MRT 125 SM LC ergonomics

Rieju MRT 125 SM AC and Rieju MRT 125 SM LC land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Rieju MRT 125 SM AC

95Comfortable

All contacts reached

Rieju MRT 125 SM LC

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 Rieju MRT 125 SM AC has a 870 mm seat; the Rieju MRT 125 SM LC sits at 870 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 87 cm for the Rieju MRT 125 SM AC and 87 cm for the Rieju MRT 125 SM LC.

Geometry snapshot

Geometry comparison for Rieju MRT 125 SM AC and Rieju MRT 125 SM LC
SpecRieju MRT 125 SM ACRieju MRT 125 SM LC
Seat height870 mm870 mm
Wheelbase1,380 mm1,405 mm
Wet weight--
Displacement125 cc125 cc

Posture metrics

Knee angle

Rieju MRT 125 SM AC
Sport (57.9 deg)
Rieju MRT 125 SM LC
Sport (58.0 deg)

Hip angle

Rieju MRT 125 SM AC
Neutral (95.5 deg)
Rieju MRT 125 SM LC
Neutral (95.0 deg)

Elbow angle

Rieju MRT 125 SM AC
Relaxed (143.3 deg)
Rieju MRT 125 SM LC
Relaxed (143.3 deg)

Torso lean

Rieju MRT 125 SM AC
Neutral (11.0 deg)
Rieju MRT 125 SM LC
Neutral (11.4 deg)