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

2009 Yamaha YZ125

🏍️

125cc 2-stroke

photo coming soon

2008 Yamaha YZ125

Class	125cc 2-stroke	125cc 2-stroke
Displacement	—	—
Bore × stroke	—	—
Cooling	—	—
Induction	Single carburetor (YSS-125)	Single carburetor
Power valve	—	—
Starter	Electric starter	Electric starter
Transmission	4-speed	5-speed
Front suspension	—	—
Front travel	100 in	120 in
Rear travel	85 in	135 in
Front brake	270mm	280mm
Rear brake	245mm	245mm
Front wheel	—	—
Rear wheel	—	—
Seat height	36.5 in	36.5 in
Wheelbase	52.9 in	58.9 in
Weight	180 lb (Dry weight (with fuel and full tank))	145 lb (Dry weight)
Fuel capacity	1.7 gal	1.7 gal
MSRP	$349	$2,099

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).