1997 Ski-Doo Factory Shop Manual Volume Two, Page 269Get this manual
Section 06 REAR SUSPENSION Sub-Section 04 (DRIVE AXLE)
REMOVAL
All Models Except Skandic WTSWTWT LC Drain oil from chaincase or gearboxRelease drive chain tensionRemove chaincase coverRaise and block rear of vehicle off the groundRemove suspensionRefer to SC-10 SUSPENSION 06-02
Remove angle drive and square pin from bottom of gearboxRemove belt guard and beltLoosen gearbox retaining screws then move gearbox sidewayDo not remove brake mechanism nor driven pulley
2,8, End Bearing Housing and Seal
Remove angle drive unit and coupling cableOn Summit and MX Z, remove circlip from drive axleRemove chain and sprocket then circlip and bearing from drive axlePry oil seals from chaincase and end bearing housing