Yukon Gear Dura Grip Positraction For GM 12 Bolt Car w/ 30 Spline Axles / 4.10+ is the exact Yukon Gear & Axle differentials identified by manufacturer part number YDGGM12P-4-30-1. Match the part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, position, dimensions, and intended use before ordering.
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.
Fitment
Verified catalog applications: 1964-1968 Chevrolet Chevy II, 1964-1970 Buick Wildcat, 1964-1972 Chevrolet Bel Air, 1964-1972 Chevrolet Biscayne, 1964-1972 Chevrolet Impala, 1964-1973 Chevrolet Chevelle, 1965-1972 Chevrolet El Camino, 1966-1970 Chevrolet Caprice, 1967-1972 Chevrolet Camaro, 1969-1972 Chevrolet Nova, 1969-1972 Pontiac Firebird, 1970-1972 Chevrolet Monte Carlo, 1970-1972 Pontiac GTO. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
| Years | Make | Model |
|---|---|---|
| 1964-1968 | Chevrolet | Chevy II |
| 1964-1970 | Buick | Wildcat |
| 1964-1972 | Chevrolet | Bel Air |
| 1964-1972 | Chevrolet | Biscayne |
| 1964-1972 | Chevrolet | Impala |
| 1964-1973 | Chevrolet | Chevelle |
| 1965-1972 | Chevrolet | El Camino |
| 1966-1970 | Chevrolet | Caprice |
| 1967-1972 | Chevrolet | Camaro |
| 1969-1972 | Chevrolet | Nova |
| 1969-1972 | Pontiac | Firebird |
| 1970-1972 | Chevrolet | Monte Carlo |
| 1970-1972 | Pontiac | GTO |
Specifications
| Brand | Yukon Gear & Axle |
|---|---|
| Manufacturer Part Number | YDGGM12P-4-30-1 |
| SKU | YUKYDGGM12P-4-30-1 |
| UPC | 883584260134 |
| Product Type | Differentials |
| Fitment Type | Vehicle Specific |
| Catalog Status | Manufacturer Catalog Verified |
| Condition | New |
What's Included
One new Yukon Gear & Axle differentials identified by manufacturer part number YDGGM12P-4-30-1, plus only the bearings, seals, shims, fasteners, and hardware expressly supplied for this exact part number.
About Yukon Gear & Axle
Yukon Gear & Axle develops ring and pinion sets, axles, differentials, bearings, seals, installation kits, and drivetrain service components for street, towing, off-road, and performance applications.
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Frequently Asked Questions
Will Yukon Gear & Axle YDGGM12P-4-30-1 fit my vehicle?
Verified catalog applications: 1964-1968 Chevrolet Chevy II, 1964-1970 Buick Wildcat, 1964-1972 Chevrolet Bel Air, 1964-1972 Chevrolet Biscayne, 1964-1972 Chevrolet Impala, 1964-1973 Chevrolet Chevelle, 1965-1972 Chevrolet El Camino, 1966-1970 Chevrolet Caprice, 1967-1972 Chevrolet Camaro, 1969-1972 Chevrolet Nova, 1969-1972 Pontiac Firebird, 1970-1972 Chevrolet Monte Carlo, 1970-1972 Pontiac GTO. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
What should I verify before ordering?
Verify the exact part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, bearing dimensions, position, intended use, and manufacturer exclusions.
What is included?
The package contains only the Yukon Gear & Axle components and hardware specified for part number YDGGM12P-4-30-1. Related bearings, seals, fluids, tools, and service parts are sold separately unless expressly listed.
Installation
Follow Yukon Gear & Axle's current instructions for part number YDGGM12P-4-30-1. Confirm all measurements and clearances, inspect mating components, set bearing preload and gear backlash where applicable, verify contact pattern, use specified lubricants and torque values, and have precision differential work completed by a qualified drivetrain technician.
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