Gear set, adjusting and marking

WARNING: This page is about a different car, the 2004 Volkswagen R32. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Gear Set Dimensions & Components

Courtesy of VOLKSWAGEN UNITED STATES, INC.

A - Head bevel gear

B - Shaft bevel gear

1 - Pairing number for gear set

In example: 5050

2 - Shaft bevel gear dimension (D = +2)

Adjustment dimension for series

3 - Backlash (Sd = 0.12)

Check dimension

4 - Dimension "R" : Actual dimension between head bevel gear axis and face of shaft bevel gear in position of quietest running for this gear set

In example: R = 43,14 means R = 43.14 mm

C - Actual dimension between head bevel gear axis and rear side of shaft bevel gear in position of quietest running for this gear set. It is 70.00 mm

Ro - Length of test machine master gauge used "Ro" = 42.70 mm

r - This dimension "r" must be determined first