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

2020 Yamaha YZ125X

Class	125cc 2-stroke
Displacement	—
Bore × stroke	—
Cooling	—
Induction	Ported DOHC four-valve per cylinder head with dual overhead cams and twin throttle bodies
Power valve	—
Starter	Electric starter
Transmission	5-speed
Front suspension	41mm inverted telescopic fork
Front travel	—
Rear travel	—
Front brake	290mm
Rear brake	285mm
Front wheel	—
Rear wheel	—
Seat height	29.5 in
Wheelbase	58.5 in
Weight	165 lb (Dry weight (with fuel))
Fuel capacity	1.7 gal
MSRP	$2,999

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).