2007 Polaris Two Stroke Snowmobile Workshop Repair manual, Page 244Get this manual
REAR SUSPENSION Walker Evans Shocks (7043234, 7043233) 3
1234 Fluid level and Nitrogen pressure are criticalPlace the body cap (1) of the shock in the vise so that the shock rod (2) is facing downwardRemove the service port screw (3) and release the pressure with the shock charging needleMake sure that all pressure is out of the shock or oil may spray out in step 5Place the body cap (1) in the vise, so that the shock rod (2) is facing upwardSlowly loosen the shock rod bearing cap (4) and remove it from the shockEmpty all the shock oil from the shock body and discard the old oilAt this time you can service or adjust the valve stack (5) as neededIf service or adjustment was done at this time torque the piston retaining bolt (6) to 25-30 ft-lb (34-41 N-m)