Drive Axle Threaded Connection, Loosening And Tightening

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 Audi S7, 2015 Audi RS 7, 2015 Audi A7 Quattro, 2014 Audi S7, and 2014 Audi RS 7. 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

Loosen the threaded connection between the drive axle and wheel hub

-- With vehicle still standing on its wheels, loosen bolt a maximum of 90°, otherwise wheel bearing will be pre-damaged.

-- Remove the rear wheel, refer to WHEELS AND TIRES .

-- Lift the vehicle just enough so that the wheels are hanging free.

-- Have a second technician push the brake pedal.

-- Remove the bolt -arrow-.

Fig 1: Drive Axle Hex Bolt Connection

Courtesy of AUDI OF AMERICA, LLC

Tighten the threaded connection between the drive axle and wheel hub

Fig 2: Drive Axle Hex Bolt Connection

Courtesy of AUDI OF AMERICA, LLC

-- Replace bolt -arrow-.

NOTE:

Before installing, clean the threads in the CV joint with a tap.

Wheels must not yet touch the ground to tighten the drive axle, wheel bearing may otherwise be damaged.

-- Have a second technician push the brake pedal.

-- Tighten bolt to 200 Nm.

-- Lower the vehicle onto its wheels.

-- Tighten bolt an additional 180° turn.