Specs compared

Kawasaki KX450F
2006–2008
vs Yamaha YZ125 2027

SpecKawasaki KX450F 2006–2008Yamaha YZ125 2027
Years2006–20082027
Engine449cc 4T125cc 2T
Stock gearing13T / 50TOwner's manual p. 1-913T / 49TOwner's manual p. 2-3
Final drive ratio3.85 : 1Calculated from the stock sprockets3.769 : 1Owner's manual p. 2-3
Fork travel315 mm (12.4 in)Owner's manual p. 1-9300 mm (11.8 in)Owner's manual p. 2-6
Seat height965 mm (38.0 in)Owner's manual p. 1-8980 mm (38.6 in)Owner's manual p. 2-1
Weight Not yet verified96 kg (212 lb)Owner's manual p. 2-1

Each value shows where it came from. The bike pages list the document, page and date checked.