FixVault

Rear Axle Usage

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Rear Axle Usage
GM74133Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 GM Part Number
2 Getrag Part Number
3 Serial Number
Available Axle Ratios

GM P/N Axle Ratio Transmission
12551769 3.42 (Standard) Manual
12554837 2.73 (Standard) Automatic
12556313 3.15 (Optional) Automatic