Are all GM 10 bolts the same?
The 8.5-inch 10-bolt rearend was used in cars and trucks over a wide range of years. It first appeared in 1970 production cars as a corporate replacement for the 8.2-inch 10-bolt rearend. It was used in different models by all GM divisions – with the exception of Cadillac.
How much horsepower can a 8.2 10-bolt handle?
Roughly 550 to 600 HP total. No slicks, drag radials. No problems with the 8.2 at all. I used the stock diff., the Auburn would be better.
How strong is a GM 10-bolt rear end?
But there are several models in the 10-bolt line-up. The smaller 7.5- and 8.2-inch 10-bolt rear axles can’t transmit horsepower loads in excess of 400 hp. However, the 8.5- and 8.6-inch 10-bolts are extremely stout and effective rear differentials that can transmit up to 1,000 hp to the rear wheels.
How do I identify my GM rear differential?
Information about Differentials in GM vehicles can usually be obtained by looking at the RPO or “Regular Production Option” codes contained in the Service Parts Identification tag in the glovebox. Whenever possible, reference the tag numbers when ordering parts for your Differential.
Is a GM 10-bolt rear end posi?
When it comes to getting power to the pavement, GM’s 10-bolt, 8.5-inch rear end with Positraction is a hero. Like Superman in street clothes, however, it can be hard to identify this beefy unit among its weaker cousins, the 10-bolt, 8.2-inch with open differential.
What size ring gear is in a Chevy 10-bolt rear end?
The 10-bolt was used in all the low performance applications. This assembly used an 8.2-inch ring gear diameter and 28-spline axles for Camaros, Chevelles, Impalas and even the early Chevy II’s.
Is a 10 bolt rear end posi?
Ten-bolt rears came in both Positraction and non-Positraction versions. Although it would be much cheaper to find one with Positraction already, many aftermarket suppliers can sell you carriers, axles and gears to convert a stock non-limited-slip axle to a Positraction.