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

2025 Yamaha YZ85

Yamaha

2023 Yamaha YZ85

Class	85cc 2-stroke	85cc 2-stroke
Displacement	85cc	85cc
Bore × stroke	47.5 × 47.8 mm	—
Cooling	Liquid	—
Induction	reed-valve inducted	reed-valve inducted
Power valve	—	—
Starter	—	—
Transmission	6-speed	6-speed
Front suspension	KYB inverted fork; fully adjustable	KYB inverted fork; fully adjustable, 10.8-in travel
Front travel	10.8 in	10.8 in
Rear travel	11.1 in	11.1 in
Front brake	220mm	220mm
Rear brake	190mm	190mm
Front wheel	17"	—
Rear wheel	14"	—
Seat height	33.1 in	33.1 in
Wheelbase	49.4 in	49.4 in
Weight	161 lb (Wet weight)	161 lb (wet weight)
Fuel capacity	1.3 gal	1.3 gal
MSRP	—	—

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).