Wheel Bearing Unit: Removing

WARNING: This page is about a different variant/trim than selected.

-- Place the vehicle on a hoist.

-- Loosen the dust cap by lightly tapping on the :VW 637/2 .

Fig 1: Identifying Hammer And Grease Cap Puller VW 637/2

Courtesy of AUDI OF AMERICA, LLC

-- Pry the dust cap off using the :VW 637/2 .

Fig 2: Identifying Grease Cap Puller VW 637/2 To Pull Off Dust Cap

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the wheel bearing unit collar bolt, but only when the vehicle is resting on its wheels. Refer To THREADED CONNECTION BETWEEN DRIVE AXLE AND WHEEL HUB, LOOSENING AND TIGHTENING .

-- Remove the wheel.

-- Remove Brake Caliper And Brake Disc. Refer To REAR BRAKE CALIPER, REMOVING AND INSTALLING .

-- Secure the brake caliper to the body so that the weight of the caliper does not stress or damage the brake hose or brake line.

-- Remove the bolts -1- from the brake shield -2-.

Fig 3: Bolts -1- And Cover Plate -2-

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

Do not pull the wheel bearing off by the outer race (wheel hub).

-- Remove the wheel bearing unit -2- over the brake shield -1- and from the stub axle -3-.

Fig 4: Identifying Wheel Bearing Unit Over Brake Shield And From Stub Axle

Courtesy of AUDI OF AMERICA, LLC

NOTE:

If the wheel bearing unit can be removed from the wheel bearing housing by hand, the wheel bearing unit is OK and can be reinstalled.

-- Reach behind the front seal -arrow- when the stub axle has been freed up enough. Remove the wheel bearing unit and the brake shield (both not shown in the illustration) over the front seal -arrow-.

Fig 5: Front Seal

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

Avoid contaminating with dirt and damaging the seal when setting down/storing.

The wheel bearing -1- must always face up.

Fig 6: Always Set Wheel Bearing Down On Wheel Hub -2- (Wheel Bearing -1- Facing Up)

Courtesy of AUDI OF AMERICA, LLC

-- Always set the wheel bearing unit down on the wheel hub -2-.

-- Clean the front seal.