2009 Polaris Outlaw 450/525 Service Manual, Page 44Get this manual
MAINTENANCE SUSPENSION (450 "MXR"525 "S")
Front Suspension Set-Up
123Position the vehicle on level surfaceStop the engineElevate the front of the vehicle by placing suitable jack stand under the frameUneven adjustment may cause poor handling of the ATV, which could result in an accident and serious injury or deathAlways adjust both the left and right spring preloads equally or have your Polaris dealer perform the adjustments12Raise and safely support the front of the ATV off the ground to allow the suspension to fully extendLoosen the upper jam nut adjustment ringTurn the lower adjustment ring (1) clockwise to increase preload or counter-clockwise to decrease preload1 Decrease Preload Increase Preload
Front Spring Preload Adjustment
The front suspension spring preload may be adjusted to suit different conditions and operator weight
NOTE: The tires should barely touch the ground and the suspension should be at full rebound4Measure the distance from the ground to the bottom of the front frame portionNote this measurement for later use