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Rider Height
<- Comparison guides

motocross / default rider 183 cm

KTM 125 SX vs KTM 520 SX Racing ergonomics

KTM 125 SX and KTM 520 SX Racing land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

KTM 125 SX

95Comfortable

All contacts reached

KTM 520 SX Racing

95Comfortable

All contacts reached

The two bikes are close enough that posture preference matters more than the overall score.

Geometry snapshot

Geometry comparison for KTM 125 SX and KTM 520 SX Racing
SpecKTM 125 SXKTM 520 SX Racing
Seat height925 mm925 mm
Wheelbase1,471 mm1,481 mm
Wet weight--
Displacement125 cc510 cc

Posture metrics

Knee angle

KTM 125 SX
Sport (58.1 deg)
KTM 520 SX Racing
Sport (58.1 deg)

Hip angle

KTM 125 SX
Neutral (93.6 deg)
KTM 520 SX Racing
Neutral (93.4 deg)

Elbow angle

KTM 125 SX
Relaxed (143.3 deg)
KTM 520 SX Racing
Relaxed (143.3 deg)

Torso lean

KTM 125 SX
Neutral (12.3 deg)
KTM 520 SX Racing
Neutral (12.5 deg)