




π Grip the road like a pro β never lose traction, never lose control!
The Yukon Dura Grip Limited Slip Differential (YDGGM11.5-30-1) is a clutch-style positraction unit designed for GM & Chrysler 11.5" axles with 30 spline shafts. Featuring forged 4320 chromoly spider gears, a robust 4-pinion design, and a fully rebuildable assembly, it delivers superior traction and durability across diverse terrains. Proudly assembled in the USA and backed by a 1-year warranty, itβs engineered for professionals and enthusiasts demanding reliable, high-performance drivetrain upgrades.





| Manufacturer | Yukon Gear & Axle |
| Brand | Yukon Gear & Axle |
| Model | DuraGrip Limited Slip Differential Positraction GM 11.5" w/30 Spline |
| Item Weight | 56 pounds |
| Item model number | YDGGM11.5-30-1 |
| Is Discontinued By Manufacturer | No |
| Exterior | Machined |
| Manufacturer Part Number | YDGGM11.5-30-1 |
| OEM Part Number | YDGGM12P3331 |
| Special Features | 1 Year Warranty, Assembled in the USA, Clutch Style Positraction, Forged 4320 Steel Internals, Fully Rebuildable |
| Rim Diameter | 11.5 Inches |
J**S
Unit works perfectly, Great Product for the price, thanks π
Up grace rear axle to a posi unit
M**M
Two wheel peel
I bought this for my 07 3500 classic.The locker works well in mud and wet asphalt. The truck had the g80 gov-loc. This is twice as strong
S**N
Great locker
Perfect
Trustpilot
2 days ago
1 week ago