KTM 300 EXC Hardenduro

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The 2025 KTM 300 EXC HARDENDURO is ready to roll out of the racing van and onto the prologue starting line. Based on the already legendary KTM 300 EXC, the HARDENDURO sets itself apart with an exclusive HARDENDURO parts package. Hardcore protection parts, pull-straps, CNC-machined components – not to mention full-adjustable closed cartridge forks – and a totally unique graphics kit, makes this the ultimate HARDENDURO package for tackling the World's toughest offroad championship.

Category	Specification
Engine	Single-cylinder, 2-stroke, liquid-cooled
Displacement	293.15 cm³
Power	Approx. 53 hp (crank)
Torque	Approx. 52 Nm (crank)
Fuel System	Keihin EFI, 44 mm throttle body
Transmission	6-speed Pankl gearbox; DDS hydraulic clutch
Final Drive	520 X-Ring chain with Supersprox sprockets
Suspension (Front)	WP XACT Closed Cartridge 48 mm USD fork, 300 mm travel
Suspension (Rear)	WP XPLOR PDS shock, 310 mm travel
Brakes (Front)	260 mm disc, Brembo caliper
Brakes (Rear)	220 mm disc, Brembo caliper
Wheels	21" front / 18" rear, spoked aluminium rims
Tyres	Metzeler 6 Days Extreme
Seat Height	963 mm
Wheelbase	1,489 mm
Rake / Trail	63.9° / ~110 mm
Tank Capacity / Range	9.0 L / Approx. 100-120 km range
Weight (Wet)	103.9 kg (dry weight)
Display	LED Off-Road Control Unit (no TFT)
Service Interval	Oil/filter every 15 hrs; valves/top-end every 30+ hrs