Yukon Gear Positraction internals For 8.5in GM w/ 28 Spline Axles

Yukon Positraction internals (0.795" diameter) for 8.5" GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. This kit is compatible with Yukon Dura Grip or Eaton positractions. It will not fit a factory Gov-Loc Positraction.This Part Fits: Year Make Model Submodel 1973-1975 Buick Apollo Base 1975 Buick Apollo SR 1971-1974,1976-1979 Buick Electra 225 1971-1974 Buick Electra 225 Custom 1974 Buick Electra 225 Limited 1973 Buick Electra Base 1975 Buick Electra Custom 1980-1989 Buick Electra Estate Wagon 1975-1985 Buick Electra Limited 1978-1985 Buick Electra Park Avenue 1985 Buick Electra T-Type 1973-1987 Buick Regal Base 1982-1983 Buick Regal Estate Wagon 1987 Buick Regal GNX 1984-1987 Buick Regal Grand National 1978-1987 Buick Regal Limited 1982 Buick Regal Limi