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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125cc 2-stroke

photo coming soon

2012 Yamaha YZ125

Class	125cc 2-stroke
Displacement	—
Bore × stroke	—
Cooling	—
Induction	Single carburetor
Power valve	—
Starter	Electric starter
Transmission	5-speed
Front suspension	Double-sided swingarm with telescopic forks
Front travel	120 in
Rear travel	135 in
Front brake	280mm
Rear brake	245mm
Front wheel	—
Rear wheel	—
Seat height	34 in
Wheelbase	52 in
Weight	167 lb (Dry weight)
Fuel capacity	1.9 gal
MSRP	$349

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).