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. 2025 KTM 300 EXC HARDENDURO highlights are:
ORANGE GLOSSY FRAME
KTM HARDENDURO BAR PAD
FACTORY RACING FRAME PROTECTION SET
FACTORY RACING SEAT
MAP-SELECT SWITCH
FACTORY WHEEL SET
WRAP-AROUND HANDGUARD KIT
RADIATOR FAN
BLACK ANODIZED CNC MACHINED TRIPLE CLAMPS
SKID PLATE
SEMI-FLOATING FRONT BRAKE DISC
FRONT BRAKE DISC GUARD
SOLID REAR BRAKE DISC
REAR BRAKE SAFETY WIRE
ORANGE REAR BRAKE DISC GUARD
ORANGE SUPERSPROX STEALTH REAR SPROCKET
CLUTCH SLAVE CYLINDER PROTECTION
SUPPORTING STRAPS
METZELER 6 DAYS EXTREME TIRES
26:72
6-speed
14:45
Electric starter
72 mm
72 mm
Wet, DDS multi-disc clutch, Brembo hydraulics
293.15 cm³
Vitesco Technologies EMS
1-cylinder, 2-stroke engine
Keihin EFI, throttle body 39 mm
106.1 kg
9 l
1.489 mm
260 mm
220 mm
Disc brake
Disc brake
520 X-Ring
Central double-cradle-type 25CrMo4 steel
WP XACT-USD, Ø 48 mm
347 mm
Neken, aluminium Ø 28/22 mm
WP XPLOR shock absorber with PDS
963 mm
Aluminium
63.9 °
Aluminum-reinforced polyamide
300 mm
310 mm
90/90; 140/80
21 × 1.60”; 18 × 2.15”