Adjustment and Marking of Final Drive Gear Sets

1. Identification ."0937" signifies an Oerlikon gear set with a ratio of 37:9
2. Pairing number (312) of final drive gear set
3. Deviation (tolerance) "r" is based on the test machine master gauge used during production. The deviation "r" is always given in 1/100 mm.Example: 25 signifies r = 0.25 mm
Ro - Length of test machine master gauge used
Ro - For 170 mm (6.69 inch) diameter ring gear = 54.95 mm (2.16 inch)
R - Actual dimension between ring gear axis and face of pinion shaft in position of quietest running for this gear set.
Vo- Hypoid offset