top of page

Yukon Dura Grip for Dana 44, 30 spline, 3.73 & 4.11 & 4.56 & 4.88 & ...


Product Details

Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance you need across a wide variety of terrains. The Dura Grip posi limited-slip is engineered for long life and is completely rebuildable. Dura Grips are built with a high strength nodular case, forged 4320 chromoly spider gears, and composite clutches. For unmatched positraction performance, the Dura Grip is the ultimate choice. When your vehicle demands performance, durability and strength, choose Yukon Dura Grip. Whether it at the track, off roading, racing or on the street, you deserve the

confidence that these units offer.


  • Fits 3.73 Gear Ratio & Down (Also Fits Thick Gears)
  • Fits Dana Spicer 44 with 30 spline axles
  • Fully rebuildable design and proudly assembled in the USA
  • Limited Slip Differential with Composite Clutches
  • All units are backed by extensive product testing and state-of-the-art software design
  • Yukon Dura Grips feature 4320 chromoly spider gears for ultimate durability
  • Gears are cut to provide the strongest teeth possible in any terrain


Technical Notes:

This unit is doubled drilled for both 7/16" & ½" ring gear bolts. Must use YSPBLT-027 to work with 3/8" ring gear bolts.Yukon recommends the use of high grade GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is allowed but may result in aggressive or noisy operation. Note: Jeep JK Dana 44 applications use a 3.73 and down carrier with thick gears.


Warranty Information

1 year warranty against Manufacturer defects



Limited Slip Differentials Units

    bottom of page