2007 Arctic Cat ATVs factory service and repair manual, Page 84Get this manual
Measuring Crankshaft (Web-to-Web)
1Using calipers, measure the distance from the outside edge of one web to the outside edge of the other web
2Acceptable width range must be within specificationsDRIVESHAFT Disassembling
1In order, remove the reverse dog, circlip, washer, reverse driven gear, and bushing from the driveshaft