Semi truck pinion bearing replacement


Rear differential bearing replacement. There are side bearings and a pinion bearing which can pit or deteriorate, causing your rear differential noise. These bearings are part of a rear differential overhaul, taking three to five hours to complete. Replacing the rear differential gears. Good point about the breather; if it is not free and clear, then oil will seep out the seal, which is the path of least resistance. When I replaced the bearings in my third member, I consulted with a local rear-end rebuilder who gave me the tips on the pinion bearings and crush sleeve, which was verified by a local long-time mechanic friend. On new bearings, the sle Replacing the pinion seal on the rear axle of your Chevy truck will keep the gear oil in the differential and off the driveway. The gear oil in your truck’s differential not only lubricates the bearings, it also cools the gears and reduces wear on all the components inside the housing. If the pinion seal begins to ... Replacing the pinion seal on the rear axle of your Chevy truck will keep the gear oil in the differential and off the driveway. The gear oil in your truck’s differential not only lubricates the bearings, it also cools the gears and reduces wear on all the components inside the housing. If the pinion seal begins to ...