Rear Axle Identification
| Callout | Component Name |
|---|---|
| 1 | GM 8-Digit Part Number |
| 2 | Revision Level |
| 3 | Vehicle Partitioning Product Structure (VPPS) Code |
| 4 | DUNS Number |
| 5 | Trace Code |
| 6 | 8-Digit Unique Serial Number |
| 7 | Julian Date |
| 8 | Manufactured/Assembled Date |
| 9 | Plant and Shift Identifier |
| 10 | Data Identifier |
| 11 | 2D Bar Code |
| 12 | Gear OD/Ratio/Differential Type |