2014 YAMAHA YZ250F change wheel

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Page 38 of 356

YAMAHA YZ250F 2014  Owners Manual MAINTENANCE AFTER BREAK-IN
1-24
EAS1SM1046
MAINTENANCE AFTER BREAK-IN
After a break-in, perform careful maintenance 
to get ready for the next practice or race.
Refer to “PRE-OPERATION INSPECTION 
A

Page 116 of 356

YAMAHA YZ250F 2014  Owners Manual CHASSIS
3-30
EAS1SM1104CHECKING THE SWINGARM OPERATION
1. Check:
• Swingarm smooth action
• Swingarm free play
Refer to “SWINGARM” on page 4-60.
EAS1SM1105CHECKING THE REAR SUSPENSION
1. Stand

Page 343 of 356

YAMAHA YZ250F 2014  Owners Manual 10
TUNING
CHASSIS........................................................................................................ 10-1
SELECTION OF THE SECONDARY REDUCTION 
RATIO (SPROCKET) ..................

Page 346 of 356

YAMAHA YZ250F 2014  Owners Manual CHASSIS
10-3
SETTING OF SPRING AFTER REPLACE-
MENT
As the front fork setting can be easily affected 
by the rear suspension, take care so that the 
front and the rear are balanced (in position etc.)

Page 347 of 356

YAMAHA YZ250F 2014  Owners Manual CHASSIS
10-4
2. Remove the stand or block from the engine 
and, with a rider astride the seat, measure 
the sunken length “b” between the rear 
wheel axle center and the rear fender hold-
ing bolt