2008-2010 Kawasaki KFX450R Factory Service Manual, Page 352Get this manual
SUSPENSION 13-11 Shock Absorbers
Install: Bushing [A] (press) Rubber Tighten:
TorqueFront Shock Absorber Mounting Nuts [B]: 36.5 Nm (3.7 kgfm, 27 ftlb)
Front Shock Absorber Inspection
in the upper and lower pivots Check the bushings [A]cracked, hardened, or otherwise If bushings are worn,