Spur Gear Bearing And Center Differential, Servicing
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2015 Audi S4, 2015 Audi A4 Quattro, and 2014 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Press Plate VW401
- Press Plate VW402
- Press Piece - Rod VW408A
- Press Piece - Multiple Use VW412
- Press Piece - Multiple Use VW447H
- Bearing Installer - Differential Bearing VW511
- Bearing Installer - Multiple Use 40-103
- Press Piece - Multiple Use 40-105
- Press Piece - Multiple Use 3005
- Bearing Installer - Wheel Bearing 3144
- Press Piece - Reverse Gear Syncro 3296
- Subframe Bushing Tool Kit 3301
- Bearing Installer - Multiple Use 3347
- Pressure Plate 3412
- Puller - Kukko Internal - 46-56mm 21/7
- Puller - Kukko Quick Action Separating Tool - 22-115mm 17/2
- Puller - Kukko Counterstay 22/2
- Three-Arm Puller 45/2
A - Puller - Quick Action Separating Tool - 22-115mm, for example 17/2
NOTE:
Both gear wheel tapered roller bearing inner races are removed in the same way.
Bearing inner- and outer race of tapered roller bearing are paired. Do not interchange them.
Fig 2: Identifying Transmission-Cover Side Inner Race/Tapered Roller Bearing On Spur Gear, Installation
A - Counter Support, for example, Puller - Kukko Counterstay 22/2
B - Puller - Kukko Internal - 36-46mm for example Kukko 21/6
-- Install the Press Piece - Multiple Use VW447H with the small diameter into the center differential.
-- Place the Press Piece - Multiple Use 40-105 on the center differential.
A - Puller Three-arm, for example 45/2