Grip LOK Traction System

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If you are looking for the ultimate in traction, the Powertrax Grip LOK can handle the torque of engines producing up to 550hp. It combines the fully-automatic locking action of our traditional locker, with the strength of a fully machined case.
Using our automatic locking technology, the Powertrax Grip Lok delivers automatic mechanically actuated traction. This is our strongest locking differential, offering the ultimate in competition for street, strip and off-road capabilities.

  • Comes Fully Assembled
  • Traction Adding Differential Technology
  • Delivers Automatic Mechanically Actuated Traction
  • Housed in a Fully Machined, Forged Steel Case

LK434430 Application Notes

  • For Dana 44
  • 30 Spline
  • 3.73 Carrier and Lower
  • Dual Drilled For 3/8" And 7/16" Ring Gear Bolts

Warranty

2 Years or 100,000 Miles

LK434430 Specifications

Axle Shaft Diameter 1.31 (Inch)
Axle Shaft Spline Quantity 30
Cover Bolt Quantity 10
Differential Carrier Break 3.73 Ratio and Lower
Differential Case Design Type Dana 44 Standard
Ring Gear Bolt Quantity 10
Taxonomy A LD Differential, LD Differential, LD Differential
Taxonomy B Differential Lockers & Spools, Differential Lockers & Spools, Differential Lockers & Spools
Taxonomy C Dana 44 Standard, Dana 44 Standard, Dana 44 Standard
Taxonomy D Mechanical Lockers, Mechanical Lockers, Mechanical Lockers
Where to buy

Vehicle Applications

  • 1972 – 1974 Chevrolet Blazer
  • 1975 – 1980 Chevrolet K20
  • 1967 Chevrolet K20 Panel
  • 1962 – 1974 Chevrolet K20 Pickup
  • 1967 – 1980 Chevrolet K20 Suburban
  • 1975 – 1980 Chevrolet K5 Blazer
  • 1994 – 2001 Dodge Ram 1500
  • 1994 – 2002 Dodge Ram 2500
  • 1974 – 1993 Dodge Ramcharger
  • 1988 – 1992 Dodge Vixen
  • 1975 – 1977 Dodge W100
  • 1986 – 1989 Dodge W100
  • 1957 – 1959 Dodge W100 Pickup
  • 1968 – 1974 Dodge W100 Pickup
  • 1960 – 1967 Dodge W100 Series
  • 1977 – 1993 Dodge W150
  • 1975 – 1980 Dodge W200
  • 1957 – 1959 Dodge W200 Pickup
  • 1968 – 1974 Dodge W200 Pickup
  • 1960 – 1967 Dodge W200 Series
  • 1981 – 1993 Dodge W250
  • 1971 – 1979 Ford Bronco
  • 1976 – 1979 Ford F-150
  • 1975 – 1979 Ford F-250
  • 1970 – 1980 GMC Jimmy
  • 1966 GMC K1000
  • 1966 GMC K1000 Pickup
  • 1975 – 1978 GMC K15
  • 1975 – 1978 GMC K15 Suburban
  • 1966 – 1974 GMC K15/K1500 Pickup
  • 1967 – 1971 GMC K15/K1500 Suburban
  • 1974 GMC K15/K1500 Suburban
  • 1979 GMC K1500
  • 1979 – 1980 GMC K1500 Suburban
  • 1975 – 1978 GMC K25
  • 1975 – 1978 GMC K25 Suburban
  • 1967 – 1974 GMC K25/K2500 Pickup
  • 1968 – 1974 GMC K25/K2500 Suburban
  • 1979 – 1980 GMC K2500
  • 1979 – 1980 GMC K2500 Suburban
  • 1974 – 1981 Plymouth Trailduster
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov