tire size YAMAHA YZ250F 2007 Notices Demploi (in French)

YAMAHA YZ250F 2007 Notices Demploi (in French) YZ250F 2007 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/53956/w960_53956-0.png YAMAHA YZ250F 2007 Notices Demploi (in French)

Page 76 of 676

YAMAHA YZ250F 2007  Notices Demploi (in French) SPEC
2 - 3 Transmission:
Primary reduction system Gear
Primary reduction ratio 57/17 (3.353)
Secondary reduction system Chain drive
Secondary reduction ratio 49/13 (3.769)
Transmission type Constant m

Page 650 of 676

YAMAHA YZ250F 2007  Notices Demploi (in French) 7 - 12
TUNSETTING
Drive and rear wheel sprockets setting 
parts
Part name Size Part number
Drive sprocket 
1 
(STD) 13T 9383B-13218
Rear wheel 
sprocket 
2
(STD)47T
48T
49T
50T
51T
52T1C3-25447-00
1C3