Compare Dirt Bikes

Pick any two bikes to see specs and photos side by side. Differences are highlighted. Blank = not yet verified for that year-model (we don’t guess).

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450cc 4-stroke

photo coming soon

2026 GasGas MC450F

Honda

2026 Honda CRF450RX

Class	450cc 4-stroke	450cc 4-stroke
Displacement	449.9cc	449.8cc
Bore × stroke	95 × 63.4 mm	96 × 62.1 mm
Cooling	—	Liquid
Induction	Keihin EFI, throttle body 44 mm	PGM-FI 44mm throttle body
Power valve	—	—
Starter	Electric starter	Electric
Transmission	5-speed	5-speed
Front suspension	WP XACT-USD (AER), 48 mm	49mm Showa inverted coil-spring fork
Front travel	—	12.2 in
Rear travel	—	12.1 in
Front brake	260mm	260mm
Rear brake	220mm	240mm
Front wheel	—	21"
Rear wheel	—	18"
Seat height	—	37.7 in
Wheelbase	—	58.2 in
Weight	—	256 lb (curb (with fluids))
Fuel capacity	7.9 gal	2.1 gal
MSRP	—	$9,999

Highlighted (blue) values differ. Verified manufacturer data; see each bike’s page for sources. Torque/fluid specs are on the individual pages (service-manual only).