GM 10 Bolt 8.6" Rear Axle Assembly 07-08 GM 1500, 3.23 G80 Posi, Active Brake - USA Standard

8.6" GM 1500 Rear End Axle Assembly, 3.23 w/LSD (Positraction) (Opt GU5) G80, w/ active brake (JL4), fits model years 2007-08 2WD & 4WD. Replacement rear axle assemblies from USA Standard come complete with all differential components in one part number for easy, bolt-on installation.