What size differential is a 2004 Chevy Silverado 1500?

2004 Chevy Silverado 1500 Differential Size
The 2004 Chevy Silverado 1500 has a rear differential size of 8.6 inches. This rear differential is configured with a 3.73 or 4.10 gear ratio and an open differential, depending on the stock configuration of the vehicle.
Additionally, the rear differential for the 2004 Chevy Silverado 1500 comes with a 10 bolt cover and is not quadrasteer. It is also available with a 4.1 gear ratio and a 3.42 gear ratio.
If you are considering changing the differential fluid, it’s important to note that the rear axle fluid used in the 2004 Chevy Silverado is a thick and dark differential fluid. Specifically, the Super Tech full synthetic gear lubricant 75w-90 is recommended for this purpose.
In summary, the rear differential size for the 2004 Chevy Silverado 1500 is 8.6 inches with various gear ratio options available.
If you have any further questions or need additional information, feel free to ask!

How do I know what rear differential is in my Silverado?

you guessed it, Axle and Differential specs. The GM RPO Codes label is usually located inside the glove box or on the Driver’s Side Door Jamb (on the B-Pillar). The silver placard will be labeled “Service Parts Identification” and includes a bunch of three-digit codes.

What size differential for 2002 Silverado 1500?

Chevrolet Silverado 1500 Truck Front Differential 8.25-Inch 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006.

Is a 3.42 rear end good?

For instance, the 3.42:1 ratio included on many Canyon V-6 and Sierra 1500 models offers a good all-around blend. That said, if you regularly tow heavy trailers or prefer a peppier feel in acceleration, consider a truck equipped with a higher numeric axle ratio.

What is the difference between a Chevy 8.5 and 8.6 rear end?

While the GM 8.5″ axle features an 8.5″ diameter ring gear and the GM 8.6″ axle uses a slightly larger 8.625″ diameter ring gear, almost everything within the axles is completely interchangeable.

How do I know if I have a 7.5 or 8.5 rear end?

You can tell them apart by the diff cover. It is hard to explain, and I wish I had a picture to show you the difference. The 7.5″ has an overall shape of a square with round corners, whereas the 8.5″, the raised section almost resembles a football.

What size differential do I have?

Once your differential is disassembled and its parts removed, it’s time to measure your ring gear to determine its diameter. Simply measure from the widest point of the gear, tooth tip to tooth tip Pinion nut size is another parameter that can be used to identify the diff.

What size rear differential is in a 2004 Chevy Silverado?

8.6-inch
We are proud to offer this remanufactured 8.6-inch Rear Differential for the 1999-2004 Chevrolet Silverado 1500 Truck with Two-Wheel Drive or Four-Wheel Drive.

What is the gear ratio for the rear differential on a 2004 Chevy Silverado 1500?

Notes: Rear, Drive Axle Assembly. Gear ratio 3.73.

How do I know what Chevy differential I have?

If the ID tag or stamp is missing or unreadable, differentials can be identified by the number of cover bolts, the distinctive shape of the cover, the number of ring gear bolts, and ring gear diameter. They can also be identified by whether the center section is an integral or dropout design.

What is the length of the rear axle on a 2004 Chevy Silverado?

Axle shaft. GM 8.6″ rear. 33.6″ length.