2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 234Get this manual
CLUTCHING 5Remove and inspect springSee "Drive Clutch Spring Specifications" for spring inspectionNOTE: It is important that the same number and thickness of washers are reinstalled beneath the spider during assemblyBe sure to note the number and thickness of these washersTo maintain proper clutch balance and belt-tosheave clearance, be sure to reinstall original quantity and thickness washers
Inspect Shaft
6Remove the limiter spacer before spider removal
Spider Removal
1Install clutch in holding fixture and loosen the spider (counterclockwise) using Clutch Spider Install Tool (PN 2870341)