SKU: YDGGM12P-4-30-1 | UPC: 883584260134
Yukon Gear Dura Grip Positraction For GM 12 Bolt Car w/ 30 Spline Axles / 4.10+ 1964-1972
The Yukon Gear Dura Grip positraction limited-slip differential fits GM 12-bolt car rear ends with 30 spline axles and 4.10 or numerically higher gear ratios. Designed for 1964-1972 Chevrolet Camaro, Chevelle, Impala, Nova, El Camino, Bel Air, Biscayne, Caprice, Monte Carlo, Buick Wildcat, Pontiac Firebird and GTO models. It delivers smooth yet aggressive traction for better performance on streets, strips and off-road terrains while providing the durability needed for daily driving or racing.
Key Features
- Smooth Traction: Provides consistent power delivery to both wheels for maximum grip without binding during turns.
- Long-Life Design: Fully rebuildable construction ensures years of reliable service with available service kits.
- Nodular Iron Case: High-strength housing withstands heavy torque and shock loads in high-performance applications.
- Forged 4320 Chromoly Spider Gears: Heat-treated for superior strength and wear resistance under extreme conditions.
- Composite Clutches: Friction material grips effectively for instant response and reduced maintenance.
Product Notes
- Use only with 4.10 and numerically higher ring and pinion gear ratios.
- Pre-loaded and ready for direct installation with no break-in required.
- 25.3 lbs product weight ships in 12 x 12 x 12 inch box.
Installation Notes
- Professional installation recommended.
- Verify 30 spline axle shafts and 8.875-inch 12-bolt carrier compatibility before install.
- Uses factory cover bolts and includes carrier bearings for straightforward swap.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1964-1969 | Buick | Wildcat | Base |
| 1965-1970 | Buick | Wildcat | Custom |
| 1965 | Buick | Wildcat | Deluxe |
| 1966 | Buick | Wildcat | Gran Sport |
| 1964-1972 | Chevrolet | Bel Air | Base |
| 1964-1972 | Chevrolet | Biscayne | Base |
| 1967-1972 | Chevrolet | Camaro | Base |
| 1967-1972 | Chevrolet | Camaro | RS |
| 1967-1972 | Chevrolet | Camaro | SS |
| 1967-1972 | Chevrolet | Camaro | Z28 |
| 1966-1970 | Chevrolet | Caprice | Base |
| 1967-1968 | Chevrolet | Chevelle | 300 |
| 1967-1969 | Chevrolet | Chevelle | 300 Deluxe |
| 1964-1968 | Chevrolet | Chevelle | Base |
| 1970-1972 | Chevrolet | Chevelle | Base |
| 1967-1972 | Chevrolet | Chevelle | Concours |
| 1969-1972 | Chevrolet | Chevelle | Concours Estate |
| 1965-1967 | Chevrolet | Chevelle | Deluxe |
| 1973 | Chevrolet | Chevelle | Deluxe |
| 1969-1972 | Chevrolet | Chevelle | Greenbrier |
| 1968-1972 | Chevrolet | Chevelle | Malibu |
| 1968-1972 | Chevrolet | Chevelle | Nomad |
| 1964-1972 | Chevrolet | Chevelle | SS |
| 1964-1967 | Chevrolet | Chevy II | Base |
| 1964-1968 | Chevrolet | Chevy II | Nova |
| 1964-1967 | Chevrolet | Chevy II | Nova SS |
| 1965-1972 | Chevrolet | El Camino | Base |
| 1968-1972 | Chevrolet | El Camino | Custom |
| 1968-1972 | Chevrolet | El Camino | SS |
| 1964-1972 | Chevrolet | Impala | Base |
| 1964-1967 | Chevrolet | Impala | SS |
| 1970-1972 | Chevrolet | Monte Carlo | Base |
| 1969-1972 | Chevrolet | Nova | Base |
| 1969 | Pontiac | Firebird | 350 |
| 1969 | Pontiac | Firebird | 350 HO |
| 1969 | Pontiac | Firebird | 400 |
| 1969-1972 | Pontiac | Firebird | Base |
| 1970-1972 | Pontiac | Firebird | Esprit |
| 1970-1972 | Pontiac | Firebird | Formula |
| 1969 | Pontiac | Firebird | Sprint |
| 1969-1972 | Pontiac | Firebird | Trans Am |
| 1970-1972 | Pontiac | GTO | Base |
| 1970-1971 | Pontiac | GTO | The Judge |
Why Choose Yukon Gear?
- Over 30 years engineering driveline components for muscle cars and trucks.
- Components built to handle high-horsepower builds and drag strip abuse.
- Precision machining matches OEM tolerances for quiet operation and zero slop.
Frequently Asked Questions
- Q: Will this fit my 1969 Camaro with 4.11 gears?
A: Yes it directly fits 1967-1972 Camaro models with GM 12-bolt rear, 30 spline axles and 4.10+ gears. - Q: What materials are used in construction?
A: Nodular iron carrier case, forged 4320 chromoly spider gears and composite clutch packs for strength and grip. - Q: What is the warranty and service option?
A: Backed by Yukon Gear limited warranty. fully rebuildable with official service kits for cost-effective maintenance.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Original manufacturer box 12 x 12 x 12 inches
- Weight: 25.3 lbs
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