for those of you that will some day rebuild the front diff i wanted to let you know that the inner pinion bearing for the sy is a timken part# m88048-s. if you go to the parts store they will cross the # to a m88048. which will not work as the radius on the flange side is not there. if you have them look the part up vehicle specific they will sell you a m88047 which has a 240 degree radius versus the 180 degree radius. it will work but will leave you with less flange contact area where the bearing meets the pinion gear. the m88048s is a pain in the ass to find. i have managed to find 10 of these at various distributors across the us and if you need them let me know. 30.00 shipped.
also gm shows the inner and the outer as the same bearing. it is not.....
also gm shows the inner and the outer as the same bearing. it is not.....