2012 YAMAHA YFZ450 air suspension

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Page 40 of 152

YAMAHA YFZ450 2012  Owners Manual 4-15
44. Remove the bolts, and then remove the air fil-ter case by disconnecting the air intake duct
from the carburetor. 5. Loosen the locknut.
6. Turn the spring preload adjusting nut in direc-
tion

Page 87 of 152

YAMAHA YFZ450 2012  Owners Manual 8-7
8
14*Chassis fasteners 
Make sure that all nuts, bolts, and screws are 
properly tightened. √√√√√
15 *Shock absorber as-
semblies 
Check operation and correct if necessary.
 Check for