Materials:
* New axle drive oil seal
* Transmission fluid
* Sealant
* Oil seal remover (optional)
* Set of keys
Tools:
* Lift or jack
* Car stands
* Metal brush
* Lint-free fabric
* Gloves
Steps:
1. Preparatory work
* Place the car on a lift or jack it up and secure it on stands.
* Drain the transmission fluid.
* Disconnect the negative terminal of the battery.
2. Removing the drive shaft
* Disconnect the drive shaft from the wheel hub.
* Unscrew the drive shaft mounting bolts from the gearbox.
* Carefully remove the drive shaft from the transmission.
3. Removing the old oil seal
* Clean the oil seal installation area with a metal brush.
* Use an oil seal puller or carefully pry the edge of the oil seal with a screwdriver or other tool.
* Remove the old oil seal.
4. Installing a new oil seal
* Apply a thin layer of sealant to the outer edge of the new oil seal.
* Insert the new oil seal into the socket.
*Make sure it sits level and fully seated in the groove.
5. Installation of the drive shaft
* Clean the drive shaft axle from dirt and debris.
*Apply some transmission fluid to the axle.
* Insert the drive shaft into the gearbox.
* Tighten the drive shaft mounting bolts.
* Connect the drive shaft to the wheel hub.
6. Installing the drain plug
* Install a new drain plug with O-ring.
7. Refilling with transmission fluid
* Pour transmission fluid into the gearbox through the filler hole.
* Check the fluid level using the dipstick or through the inspection hole.
*Add fluid if necessary.
8. Final work
* Connect the negative terminal of the battery.
* Lower the vehicle and remove the stands.
* Make sure there is no transmission fluid leakage.
* Start the engine and check the transmission for leaks or noise.