2005 Kawasaki KAF400 Mule 600 and Mule 610 4x4 Service Manual, Page 291Get this manual
SUSPENSION 13-7 Struts and Rear Shock Absorbers
new cotter Insert athe nutpin [A] through the clamp bolt and bend it over
When inserting the cotter pin, if the slots in the nut do
not align with the cotter pin hole in the bolt, tighten the nut clockwise up to next alignmentIt should be within 30 degreeLoosen once and tighten again when the slit goes past the nearest hole
Install the removed parts (see appropriate chapter)Rear Shock Absorber Preload Adjustment
The spring adjusting sleeve [A] on the rear shock absorbers have positions so that the springs can be adjusted for different terrain and loading conditionsIf the spring action feels too soft or too stiff, adjust it in accordance with the following tableSpring Action Position (STD) Stronger Hard Heavy Rough High Spring Force Setting Soft Load Light Terrain Smooth Speed Low