KTM 150 SX

Maintenance specs for 1 variant of the KTM 150 SX — from 2009 to 2026.

2009–2026 KTM 150 SX

144cc Single-Cylinder 2-Stroke Liquid-Cooled MX (150 SX) · Chain

33 hp / lb-ft

Type5-Speed Manual (gearbox oil)

FluidMotorex Gear Oil 10W-30

Drain & fill0.64 qt

TypeMotorex Anti-Freeze (50/50 premix)

Capacity1.1 qt

TypeDOT 4

Tank1.9 gal

TypePremium 91 + 2-stroke oil premix

Front80/100-21

Rear100/90-19

Pressure (front)15 PSI

Pressure (rear)15 PSI

Trans service300 mi

Coolant flush1,500 mi

Spark plugs600 mi

Air filter150 mi

Drive belt600 mi