2002 Bombardier Quest 650XT Service Manual, Page 223Get this manual
Section 06 DRIVE TRAIN Subsection 02 (FRONT DRIVE)
On RH side, remove drive shaftRemove inner fenderUnscrew propeller shaft bolt no19Differential side onlyOn front side, remove: front skid plate differential mounting bracket bolt no4 front mounting bolt no3 rear mounting bolt no5 differential brace no6 differential mounting bracket no23 1
V01H0IA
Remove front differential by the RH sideSeparate LH drive shaft from differential
Inspection
Turn front differential gear with finger; it should turn smoothlyReplace if necessaryWith drive shafts installed, check backlash and axial play