GM 8.875" 12 Bolt Car Posi Differential Carrier
(1) Limited Slip Positraction Carrier (Choose Ratio Above)
- *Note: The GM 8.875" 12 Bolt Car Posi Differential is available for 30 and 33 spline axle shafts. Please select your axle spline count above.
- *Note: 12 bolt car applications have the following carrier breaks: 2.73 & Numerically Lower, 3.07 - 3.90, and 4.10 & Numerically Higher. Please select a carrier break above that matches the ring and pinion ratio you will be using with this carrier.
- Our Rigid Axle Eaton style limited-slip positraction unit uses Raybestos composite clutches for smooth and aggressive traction. The carrier case is forged steel for strength and reliability. Because this carrier is an eaton style clutch posi, it can be rebuilt and serviced. Our Rigid Axle positraction is the perfect choice for daily drivers, weekend warriors, towing, basic off-road use, and street/strip applications. See below for some key features and tech specifications:
- Fully Machined, High Strength Nodular Case
- Raybestos Composite Clutches
- Serviceable & Rebuildable Design
- 1 Year Warranty against Manufacturer Defects
- Non-Synthetic GL-5 Gear Oil Recommended
- Friction Modifier Required
- Rigid Axle is proud to offer our customers a full line of differential, transfer case, and transmission parts. We specialize in complete rebuild kits for domestic cars and trucks. Give us a call with your year, make, and model and we'll build you a custom kit for your build!
- Buick Wildcat (1964-1972)
- Chevrolet / Chevy Camaro (1967-1972)
- Chevrolet / Chevy Bel Air (1964-1972)
- Chevrolet / Chevy Chevelle/ Malibu (1964-1972)
- Chevrolet / Chevy Monte Carlo (1970-1972)
- Chevrolet / Chevy El Camino (1965-1972)
- Chevrolet / Chevy Caprice (1966-1970)
- Chevrolet / Chevy Nova (1964-1972)
- Chevrolet / Chevy Chevy II (1964-1968)
- Chevrolet / Chevy Biscayne (1964-1972)
- Chevrolet / Chevy Nomad (1968-1972)
- Chevrolet / Chevy Impala (1964-1972)
- Pontiac GTO (1970-1972)
- Pontiac Trans Am (1969-1972)
- Differential Model: GM 8.875" 12 Bolt Car
- Cover Bolt Quantity: 12
- Carrier Breaks: 2.73 / 3.07 - 3.90 / 4.10
- Ring Gear Bolt Quantity: 12
- Ring Gear Bolt Size: 3/8 X 24 RH
- Ring Gear Diameter: 8.875"
- Ring Gear Material: 8620 Steel
- Ring Gear Rotation: Standard
- Pinion Diameter: 1.438"
- Pinion Spline: 30