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).

Yamaha

2024 Yamaha YZ125X

🏍️

125cc 2-stroke

photo coming soon

2024 GasGas MC125

Class	125cc 2-stroke	125cc 2-stroke
Displacement	125cc	124.8cc
Bore × stroke	54 × 54.5 mm	54 × 54.5 mm
Cooling	—	—
Induction	reed-valve inducted	Keihin EFI, throttle body 39 mm
Power valve	—	—
Starter	—	Electric starter
Transmission	6-speed	6-speed
Front suspension	KYB Speed-Sensitive System inverted fork; fully adjustable, 11.8-in travel	WP XACT-USD, 48 mm
Front travel	11.8 in	—
Rear travel	12.4 in	—
Front brake	270mm	260mm
Rear brake	240mm	220mm
Front wheel	—	—
Rear wheel	—	—
Seat height	38.2 in	—
Wheelbase	57.3 in	—
Weight	212 lb (Wet weight*** includes the vehicle with all standard equipment and all fluids, including oil, coolant (as applicable) and a full tank of fuel. It does not include the weight of options or accessories.)	93.1 lb (without fuel)
Fuel capacity	1.8 gal	7.9 gal
MSRP	—	$7,499

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).