How wide is a GM 12-bolt rear end?
10-15/16-inches wide
The rearend cover on passenger car 12-bolt rearends is oval, measuring 10-15/16-inches wide by 10-5/8-inches tall. It also has an upsidedown, V-shaped protrusion that is there to direct oil to the carrier bearings.
What size ring gear is in a GM 12-bolt rear end?
8.875-inch
12-Bolts to Glory The GM 12-bolt debuted in 1965 and was mass-produced until 1972. It features an 8.875-inch ring-gear carrier held in place with two internal main caps. The pinion gearshaft measures 1.625 inches in diameter and is shimmed to achieve the proper pinion depth.
How wide is a Chevy truck rear end?
The rear end on a chevy 10 bolt measures 10-15/16-inches wide by 10-5/8-inches tall.
Are all GM 12 bolts the same?
All GM 12-bolts use C-clip–style axles. Aftermarket 12-bolt housings are based on the passenger car design. The 12-bolt carriers also use the same series-specific system as do the 10-bolts; each carrier only works with certain gear sizes. The types are 2-, 3-, and 4-Series.
How do I identify a GM 12-bolt rear end?
The easiest way to identify a 12-bolt rearend is obviously by the 12 bolts holding the rear cover onto the axle housing. The pinion shaft on passenger-car differentials is 1-5/8-inch in diameter and the cover is oval, measuring 10-15/16-inches wide by 10-5/8-inches tall.
What gear ratio is a 12 bolt Chevy rear end?
3.42 Ratio
Amazon.com: GM Chevy 8.875″ 12-Bolt CAR Rearend Posi, Gear, Bearing Kit Package – 3.42 Ratio : Automotive.
How do I identify my Chevy truck rear end?
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). A visual chart of different GM/Chevrolet rear ends is found on Ring & Pinion’s differential types web page (see References).
How wide is a Chevy S10 rear end?
Finding a good rear end for your project: S10 2WD’s have a drum to drum mounting width of 54.5″ which is perfect for a T-Bucket with larger back wheels. The Blazer and 4WD models have about 4.5-5″ more overall width and works well for 26 and newer fender-less roadsters, and 23 style T’s with narrower rear wheels.
How do I identify a GM 12 bolt rear end?
What gear ratio is a 12-bolt Chevy rear end?