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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).

🏍️
125cc 2-stroke
photo coming soon
2011 Yamaha YZ125
🏍️
125cc 2-stroke
photo coming soon
2010 Yamaha YZ125
Class125cc 2-stroke125cc 2-stroke
Displacement——
Bore × stroke——
Cooling——
InductionSingle carburetorSingle carburetor
Power valve——
StarterElectric starterElectric starter
Transmission5-speed5-speed
Front suspensionDouble-sided swingarm with telescopic forksDouble-sided swingarm with telescopic forks
Front travel120 in120 in
Rear travel135 in135 in
Front brake280mm280mm
Rear brake245mm245mm
Front wheel——
Rear wheel——
Seat height34 in34.5 in
Wheelbase52 in52.9 in
Weight167 lb (Dry weight)145 lb (Dry weight)
Fuel capacity1.9 gal1.7 gal
MSRP$349$360

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).