Yukon Gear Duragrip Posi For 8.2in Buicks / Olds & Pontiac w/ 28 Spline Axles is the exact Yukon Gear & Axle differentials identified by manufacturer part number YDGGM8.2BOP-3-28-1. Match the part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, position, dimensions, and intended use before ordering.
Key Features
- Smooth Aggressive Traction: Provides maximum grip without wheel hop across dirt pavement snow and mud for reliable power transfer
- Rebuildable Construction: Designed for multiple rebuilds using affordable kits extending service life over stock open differentials
- High Strength Nodular Case: Cast from durable nodular iron to withstand high torque loads and heavy abuse in performance applications
- Forged 4320 Chromoly Spider Gears: Heat-treated chromoly steel gears resist wear and failure under extreme stress for consistent operation
- Composite Clutches: High-friction composite plates deliver instant lockup and progressive release for balanced handling
Fitment
Verified catalog applications: 1964-1970 Pontiac Tempest, 1964-1971 Oldsmobile 442, 1964-1972 Buick Skylark, 1964-1972 Oldsmobile Cutlass, 1964-1972 Pontiac Bonneville, 1964-1972 Pontiac Catalina, 1964-1972 Pontiac Grand Prix, 1964-1972 Pontiac GTO, 1965-1972 Buick Electra, 1965-1972 Pontiac LeMans, 1967-1972 Pontiac Firebird. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
| Years | Make | Model |
|---|---|---|
| 1964-1970 | Pontiac | Tempest |
| 1964-1971 | Oldsmobile | 442 |
| 1964-1972 | Buick | Skylark |
| 1964-1972 | Oldsmobile | Cutlass |
| 1964-1972 | Pontiac | Bonneville |
| 1964-1972 | Pontiac | Catalina |
| 1964-1972 | Pontiac | Grand Prix |
| 1964-1972 | Pontiac | GTO |
| 1965-1972 | Buick | Electra |
| 1965-1972 | Pontiac | LeMans |
| 1967-1972 | Pontiac | Firebird |
Specifications
| Brand | Yukon Gear & Axle |
|---|---|
| Manufacturer Part Number | YDGGM8.2BOP-3-28-1 |
| SKU | YUKYDGGM8.2BOP-3-28-1 |
| UPC | 883584260240 |
| 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 YDGGM8.2BOP-3-28-1, 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 YDGGM8.2BOP-3-28-1 fit my vehicle?
Verified catalog applications: 1964-1970 Pontiac Tempest, 1964-1971 Oldsmobile 442, 1964-1972 Buick Skylark, 1964-1972 Oldsmobile Cutlass, 1964-1972 Pontiac Bonneville, 1964-1972 Pontiac Catalina, 1964-1972 Pontiac Grand Prix, 1964-1972 Pontiac GTO, 1965-1972 Buick Electra, 1965-1972 Pontiac LeMans, 1967-1972 Pontiac Firebird. 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 YDGGM8.2BOP-3-28-1. 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 YDGGM8.2BOP-3-28-1. 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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