Lock Right Locker

Powertrax® Lock-Right performance lockers’ straight-line performance is equal to a solid spool axle, yet they automatically unlock during turns. When extreme traction output and high-strength are required, racers, hot-rodders and muscle car owners chose Lock-Right lockers!
Best suited for extreme off-road to severe on-road use, Powertrax lockers replace the spider gears in your differential carrier without affecting your ring and pinion settings. The whole job can be done in your driveway with common hand tools in a couple of hours. A carrier is not included.

  • Brute Force Devices For Rugged Applications
  • Replacement Of Differential Case Not Required
  • Ring And Pinion Setup Not Altered
  • Installs Easily In Front/Rear Or Both
  • Proven In Most Demanding Applications

1220-LR Application Notes

  • For Chrysler 9.25" (12 Bolt)
  • 31 Spline
  • For Open Differential

Warranty

2 Years or 100,000 Miles

1220-LR Specifications

Axle Shaft Diameter 1.32 (Inch)
Differential Case Design Type Chrysler 9.25
Ring Gear Bolt Quantity 12
Spline Quantity 31
Taxonomy A Differential LD
Taxonomy B Differential Lockers & Spools
Taxonomy C Chrysler 9.25 Rear
Taxonomy D Drop-in Lockers
Type Open
Where to buy

Vehicle Applications

  • 2007 – 2009 Chrysler Aspen
  • 1975 – 1979 Chrysler Cordoba
  • 1974 – 1975 Chrysler Imperial
  • 1970 – 1982 Chrysler New Yorker
  • 1973 – 1981 Chrysler Newport
  • 1973 – 1981 Chrysler Town & Country
  • 1975 – 1980 Dodge B100
  • 1971 – 1974 Dodge B100 Van
  • 1981 – 1994 Dodge B150
  • 1995 – 1998 Dodge B1500
  • 1975 – 1980 Dodge B200
  • 1971 – 1974 Dodge B200 Van
  • 1981 – 1994 Dodge B250
  • 1995 – 1998 Dodge B2500
  • 1975 – 1980 Dodge B300
  • 1971 – 1974 Dodge B300 Van
  • 1981 – 1994 Dodge B350
  • 1995 – 1998 Dodge B3500
  • 1973 – 1974 Dodge Challenger
  • 1968 – 1978 Dodge Charger
  • 1973 – 1976 Dodge Coronet
  • 1975 – 1980 Dodge D100
  • 1984 – 1989 Dodge D100
  • 1976 – 1977 Dodge D100 Panel
  • 1979 Dodge D100 Panel
  • 1974 Dodge D100 Pickup
  • 1977 – 1993 Dodge D150
  • 1975 – 1980 Dodge D200
  • 1974 Dodge D200 Pickup
  • 1984 – 1993 Dodge D250
  • 1975 – 1980 Dodge D300
  • 1974 Dodge D300 Pickup
  • 1981 – 1993 Dodge D350
  • 1997 – 2010 Dodge Dakota
  • 1998 – 2009 Dodge Durango
  • 1978 – 1979 Dodge Magnum
  • 1966 – 1978 Dodge Monaco
  • 1970 – 1973 Dodge Polara
  • 1994 – 2010 Dodge Ram 1500
  • 1995 – 2003 Dodge Ram 1500 Van
  • 1994 – 1999 Dodge Ram 2500
  • 1996 – 2003 Dodge Ram 2500 Van
  • 1999 – 2003 Dodge Ram 3500 Van
  • 1974 – 1993 Dodge Ramcharger
  • 1975 – 1977 Dodge Royal Monaco
  • 1984 – 1989 Dodge W100
  • 1974 Dodge W100 Pickup
  • 1977 – 1993 Dodge W150
  • 1974 Dodge W200 Pickup
  • 1981 – 1993 Dodge W250
  • 1975 – 1980 Dodge W300
  • 1974 Dodge W300 Pickup
  • 1981 – 1993 Dodge W350
  • 2006 – 2009 Mitsubishi Raider
  • 1971 – 1978 Plymouth Fury
  • 1971 – 1974 Plymouth Fury I
  • 1971 – 1974 Plymouth Fury II
  • 1971 – 1974 Plymouth Fury III
  • 1967 – 1971 Plymouth GTX
  • 1972 – 1977 Plymouth Gran Fury
  • 1980 – 1981 Plymouth Gran Fury
  • 1973 – 1975 Plymouth Road Runner
  • 1973 – 1974 Plymouth Satellite
  • 1974 – 1981 Plymouth Trailduster
  • 1972 – 1974 Pontiac Bristol
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