2026 KTM 300 SX

When it comes to power-to-weight ratios, the KTM 300 SX writes the rule book. Now with learnings taken directly from the KTM Factory Racing teams, and a care package labeled ""Go get 'em!"", the KTM 300 SX is engineered for one task alone - to lead from the front.

Specifications

Engine

• Design: 1-cylinder, 2-stroke engine

• Displacement: 293.2 cm³

• Transmission: 5-speed

• Fuel System: Keihin EFI, 39 mm throttle body

• EMS: Vitesco Technologies EMS

• Primary Drive: 26:72

• Clutch Primary Drive Teeth: 72

• Clutch Type: DDS multi-disc wet clutch

• Clutch Operation: Brembo hydraulics

• Cylinder: Single cylinder

• Stroke: 2-stroke

Chassis

• Frame Design: Central double-cradle-type 25CrMo4 steel

• Rear Subframe: Aluminum-reinforced polyamide

• Front Brake: Disc brake

• Rear Brake: Disc brake

• Chain: 520, non-sealed

Suspension

• Front Suspension: WP XACT-USD (AER), Ø 48 mm

• Rear Suspension: WP XACT Monoshock with linkage

• Front Suspension Travel: 310 mm

• Rear Suspension Travel: 300 mm

• Front Suspension Adjustment: Compression (high & low speed), rebound

• Rear Suspension Adjustment: Compression & rebound adjustable

Dimensions

• Seat Height: 958 mm

• Ground Clearance: 354 mm

• Tank Capacity: 7.2 L (approx.)