Drive Axle Threaded Connection, Loosening And Tightening
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2022 Audi RS 7 Sportback, 2022 Audi A7 e Quattro, 2022 Audi A7 Quattro, 2021 Audi S7, and 2021 Audi RS 7 Sportback. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Torque Wrench 80-400Nm: VAG1576
- 19 mm inner hex socket, commercially available
Loosen the Threaded Connection between the Drive Axle and Wheel Hub
-- With vehicle still resting on its wheels, loosen the bolt -arrow- a maximum of 90° using the 19 mm inner hex socket, otherwise the wheel bearing will be damaged.
-- Lift the vehicle just enough so that the wheels are hanging free.
-- Apply the brakes (a second technician required).
-- Remove the bolt.
Tighten the Threaded Connection between the Drive Axle and Wheel Hub
- Replace bolt after removal.
- Before installing, clean the threads in the CV joint/stub axle with a thread tap.
- Wheels must not yet touch the ground when tightening the drive axle/stub shaft or the wheel bearing can be damaged.
-- Apply the brakes (a second technician required).
-- Tighten the bolt to 200 Nm.
-- Set the vehicle on its wheels.
-- Tighten the bolt an additional 180°.