Overview - Drive Axle: Notes

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Fig 1: Drive Axle Exploded View

Courtesy of AUDI OF AMERICA, LLC

Clamp
- Always replace if removed
- There are different versions depending the type of drive axle
- Tensioning. Refer to CLAMP ON TRIPLE ROLLER JOINT AND OUTER JOINT, TENSIONING .
CV Boot
- If the drive axle has a peened triple roller joint AAR 3300 i, then the triple roller joint has an adapter installed
- Protective joint boot must fit in groove and on joint contour.
Clamp
- Always replace if removed
- There are different versions depending the type of drive axle
- Tensioning. Refer to CLAMP ON TRIPLE ROLLER JOINT AND OUTER JOINT, TENSIONING .
Locking Ring
- Always replace if removed
- Insert before mounting in ring groove (not visible with joint installed)
- Before installing CV joint, align sealing ring in center with opening facing upward.
Outer CV Joint
- Replace only as complete unit.
- For removing. Refer to CV JOINT, SERVICING
- Checking. Refer to OUTER CV JOINT, CHECKING .
- For installing. Refer to CV JOINT, SERVICING
- For greasing. Refer to OVERVIEW - DRIVE AXLE
- When installing the joint on the profile shaft, the splines on the profile shaft must be lightly coated with grease used in joint.
Bolt
- 200 Nm +180° turn
- Always replace if removed
- Before installing, clean the threads in the CV joint with a tap.
- Follow the sequence when loosening and tightening the threaded connection between the drive axle and the wheel hub. Refer to DRIVE AXLE THREADED CONNECTION, LOOSENING AND TIGHTENING .
Clamp
- Always replace if removed
- Tensioning. Refer to CLAMP ON TRIPLE ROLLER JOINT AND OUTER JOINT, TENSIONING .
CV Boot for Outer CV Joint
- Check for tears and scuffing
Clamp
- Always replace if removed
- Tensioning. Refer to CLAMP ON TRIPLE ROLLER JOINT AND OUTER JOINT, TENSIONING .
Drive Axle
- Removing and installing. Refer to DRIVE AXLE, REMOVING AND INSTALLING .
Locking Ring
- Always replace if removed
- Insert in shaft groove
Triple Roller Star
- Mark installation position before removing
- Disassembling and assembling. Refer to DRIVE AXLE, DISASSEMBLING AND ASSEMBLING
- When installing triple roller star on axle shaft, splines on axle shaft must be lightly coated with grease used in joint.
Locking Ring
- Always replace if removed
- Insert in shaft groove
Bolt
- Always replace if removed
- Allocation. Refer to the Parts information.
- Tightening specification -Item 22- OVERVIEW - WHEEL BEARING
Joint
- Disassembling and assembling. Refer to DRIVE AXLE, DISASSEMBLING AND ASSEMBLING