Q&A

How do I identify my Chevy rear differential?

How do I identify my Chevy rear differential?

The rear cover’s shape and the number of bolts are identifying features for GM rear differentials. The round 10-bolt cover with a bulge for the ring gear identifies this axle assembly as an 8.5-inch 10-bolt. The two lugs on the lower case at the 5 and 7 o’clock positions are also identifying features.

How can I tell what rear end my Silverado has?

Identify your GMC or Chevrolet rear end gear ratio by the RPO Codes, usually located on the placard labeled “Service Parts Identification” inside the drivers door panel or glove box.

How do I know what rear differential I have?

The most accurate differential identification is provided by the bottom line of the tag number or axle tube stamp. Differential tags can easily be used to identify Dana and Ford differentials.

Where can I find the differential on my Chevy?

Once you’ve identified your Chevy’s rear end, you’ll find all the parts you need in the near endless products listed at AutoAnything – and, if your Chevy or Ford has been a tough nut to crack, the customer service team might have a few more tricks up their sleeve to help you identify your specific differential fitted to your ride.

How can you tell the rear end of a Chevy?

Look at the shape of the inspection cover and the gasket. All Chevrolet rear ends can be identified by comparing the gasket shape to an identification chart similar to the one found on Drivetrain’s differential identification page (see References).

What is the Dana and Ford differential identification number?

Dana & Ford Differential Identification. The Bill of Material (BOM) number is used to identify Dana differentials. Traditional BOM’s are six digits long and begin with the number 60 or 61 followed by 1 or 2 digits, such as 605561-1. Later-model BOM’s may start off with the first three digits of 200 rather than 60 or 61, for example 200561-1.

Which is the best way to identify a differential?

Differential Identification by Tag Number The most accurate differential identification is provided by the bottom line of the tag number or axle tube stamp. Differential tags can easily be used to identify Dana and Ford differentials. Dana Spicer Differential Tags