The Chevy rear-end gear ratio is found in the RPO code, which is located inside the door or glove-box of the vehicle. The exact location of the RPO code varies depending on the model of the vehicle.Continue Reading
The rear-end gear ratio, also known as the transaxle final drive, is represented by an RPO code. Each RPO code describes the final drive using a set of characters beginning with either F, G or H and ending with two characters, which can either be numbers or letters. The following lists shows examples of what RPO codes look like along with their respective final drives.
Other RPO codes and their final drives can be found on the Sierra Gear and Axle website.Learn more about Car Makes & Models