Axle Ratio & Identification
The axle build date and manufacturers number are stamped on the passenger side axle tube near the housing cover. The axle assembly part number, gear ratio and identification tag is attached to the left side of the housing cover. See Figure .
AXLE RATIO & IDENTIFICATION
| Axle Ratio | Pinion/Ring Gear Tooth Combinations | Ring Gear Diameter (Axle Size) |
|---|---|---|
| 2.73:1 | 15/41 | 7 9/16" (192 mm) |
| 3.07:1 | 14/43 | 7 9/16" (192 mm) |
| 3.31:1 | 13/43 | 7 9/16" (192 mm) |
| 3.55:1 | 11/39 | 7 9/16" (192 mm) |
| 4.11:1 | 9/37 | 7 9/16" (192 mm) |
| 3.07:1 | 14/43 | 8 1/2" (216 mm) |
| 3.54:1 | 13/46 | 8 1/2" (216 mm) |
| 4.09:1 | 11/45 | 8 1/2" (216 mm) |