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    gmcSierra 3500 Rear Axles

    To receive a quote please select the appropriate year for your Gmc Sierra 3500.






      2025 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), w/o wide track, 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 3.42 ratio (opt GU6)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • SRW, 3.42 ratio (opt GU6)
      • SRW, 3.73 ratio (opt GT4)

      2024 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), w/o wide track, 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 3.42 ratio (opt GU6)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • SRW, 3.42 ratio (opt GU6)
      • SRW, 3.73 ratio (opt GT4)

      2023 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 3.42 ratio (opt GU6)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • SRW, 3.42 ratio (opt GU6)
      • SRW, 3.73 ratio (opt GT4)

      2022 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 3.42 ratio (opt GU6)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • SRW, 3.42 ratio (opt GU6)
      • SRW, 3.73 ratio (opt GT4)

      2021 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 3.42 ratio (opt GU6)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • SRW, 3.42 ratio (opt GU6)
      • SRW, 3.73 ratio (opt GT4)

      2020 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), 3.42 ratio (opt GU6)
      • DRW, Chassis Cab (without box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 3.42 ratio (opt GU6)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • SRW, 3.42 ratio (opt GU6)
      • SRW, 3.73 ratio (opt GT4)

      2019 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2018 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2017 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab (without box), w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab (without box), wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, Pickup (with box), 3.73 ratio (opt GT4)
      • DRW, Pickup (with box), 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2016 gmc sierra 3500 Rear Axles

      • model year break point (opt AVF), DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • model year break point (opt AVF), DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • model year break point (opt AVF), DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • model year break point (opt AVF), DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • model year break point (opt AVF), DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • model year break point (opt AVF), DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • model year break point (opt AVF), SRW, 3.73 ratio (opt GT4)
      • model year break point (opt AVF), SRW, 4.10 ratio (opt GT5)
      • w/o model year break point, DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • w/o model year break point, DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • w/o model year break point, DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • w/o model year break point, DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • w/o model year break point, DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • w/o model year break point, DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • w/o model year break point, SRW, 3.73 ratio (opt GT4)
      • w/o model year break point, SRW, 4.10 ratio (opt GT5)

      2015 gmc sierra 3500 Rear Axles

      • model year break point (opt AVF), DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • model year break point (opt AVF), DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • model year break point (opt AVF), DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • model year break point (opt AVF), DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • model year break point (opt AVF), DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • model year break point (opt AVF), DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • model year break point (opt AVF), SRW, 3.73 ratio (opt GT4)
      • model year break point (opt AVF), SRW, 4.10 ratio (opt GT5)
      • w/o model year break point, DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • w/o model year break point, DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • w/o model year break point, DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • w/o model year break point, DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • w/o model year break point, DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • w/o model year break point, DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • w/o model year break point, SRW, 3.73 ratio (opt GT4)
      • w/o model year break point, SRW, 4.10 ratio (opt GT5)

      2014 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2013 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2012 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2011 gmc sierra 3500 Rear Axles

      • DRW, Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • DRW, Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • DRW, Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • DRW, exc. Chassis Cab, 3.73 ratio (opt GT4)
      • DRW, exc. Chassis Cab, 4.10 ratio (opt GT5)
      • SRW, 3.73 ratio (opt GT4)
      • SRW, 4.10 ratio (opt GT5)

      2010 gmc sierra 3500 Rear Axles

      • w/o wide track, brake opt JH6, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH6, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 133" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 133" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 137" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 137" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 157.5" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 157.5" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 161.5" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 161.5" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 167" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 167" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JK3, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JK3, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JK4, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JK4, 4.10 ratio (opt GT5)
      • wide track (opt GTY), 3.73 ratio (opt GT4)
      • wide track (opt GTY), 4.10 ratio (opt GT5)

      2009 gmc sierra 3500 Rear Axles

      • w/o wide track, brake opt JH6, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH6, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 133" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 133" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 137" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 137" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 157.5" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 157.5" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 161.5" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 161.5" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 167" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 167" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JK3, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JK3, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JK4, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JK4, 4.10 ratio (opt GT5)
      • wide track (opt GTY), 3.73 ratio (opt GT4)
      • wide track (opt GTY), 4.10 ratio (opt GT5)

      2008 gmc sierra 3500 Rear Axles

      • w/o wide track, brake opt JH6, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH6, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 133" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 133" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 137" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 137" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 157.5" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 157.5" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 161.5" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 161.5" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JH7, 167" WB, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JH7, 167" WB, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JK3, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JK3, 4.10 ratio (opt GT5)
      • w/o wide track, brake opt JK4, 3.73 ratio (opt GT4)
      • w/o wide track, brake opt JK4, 4.10 ratio (opt GT5)
      • wide track (opt GTY), 3.73 ratio (opt GT4)
      • wide track (opt GTY), 4.10 ratio (opt GT5)

      2007 gmc sierra 3500 Rear Axles

      • classic style (creased door skin), Chassis Cab, w/o wide track, 3.73 ratio (opt GT4)
      • classic style (creased door skin), Chassis Cab, w/o wide track, 4.10 ratio (opt GT5)
      • classic style (creased door skin), Chassis Cab, wide track (opt GTY), 3.73 ratio (opt GT4)
      • classic style (creased door skin), Chassis Cab, wide track (opt GTY), 4.10 ratio (opt GT5)
      • classic style (creased door skin), exc. Chassis Cab, brake opt JH6, 3.73 ratio (opt GT4)
      • classic style (creased door skin), exc. Chassis Cab, brake opt JH6, 4.10 ratio (opt GT5)
      • classic style (creased door skin), exc. Chassis Cab, brake opt JH7, 3.73 ratio (opt GT4)
      • classic style (creased door skin), exc. Chassis Cab, brake opt JH7, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JH6, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JH6, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 133" WB, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 133" WB, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 137" WB, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 137" WB, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 157.5" WB, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 157.5" WB, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 161.5" WB, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 161.5" WB, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 167" WB, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JH7, 167" WB, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JK3, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JK3, 4.10 ratio (opt GT5)
      • new style (smooth door skin), w/o wide track, brake opt JK4, 3.73 ratio (opt GT4)
      • new style (smooth door skin), w/o wide track, brake opt JK4, 4.10 ratio (opt GT5)
      • new style (smooth door skin), wide track (opt GTY), 3.73 ratio (opt GT4)
      • new style (smooth door skin), wide track (opt GTY), 4.10 ratio (opt GT5)

      2006 gmc sierra 3500 Rear Axles

      • chassis cab, w/o wide track, AT, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, AT, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), AT, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), AT, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH6, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH6, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, AT, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, AT, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, MT, 5 speed, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, MT, 5 speed, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)

      2005 gmc sierra 3500 Rear Axles

      • chassis cab, w/o wide track, AT, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, AT, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), AT, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), AT, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH6, 9900 GVW (opt SRW), 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH6, 9900 GVW (opt SRW), 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH6, w/o 9900 GVW, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH6, w/o 9900 GVW, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, AT, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, AT, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, MT, 5 speed, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, MT, 5 speed, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)

      2004 gmc sierra 3500 Rear Axles

      • chassis cab, w/o wide track, AT, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, AT, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), AT, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), AT, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH6, 9900 GVW (opt SRW), 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH6, 9900 GVW (opt SRW), 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH6, w/o 9900 GVW, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH6, w/o 9900 GVW, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, AT, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, AT, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, MT, 5 speed, 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, MT, 5 speed, 4.10 ratio (opt GT5)
      • exc. chassis cab, brake opt JH7, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • exc. chassis cab, brake opt JH7, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)

      2003 gmc sierra 3500 Rear Axles

      • chassis cab, w/o wide track, AT, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, AT, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), AT, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), AT, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • exc. chassis cab, AT, 3.73 ratio (opt GT4)
      • exc. chassis cab, AT, 4.10 ratio (opt GT5)
      • exc. chassis cab, MT, 5 speed, 3.73 ratio (opt GT4)
      • exc. chassis cab, MT, 5 speed, 4.10 ratio (opt GT5)
      • exc. chassis cab, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • exc. chassis cab, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)

      2002 gmc sierra 3500 Rear Axles

      • chassis cab, w/o wide track, AT, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, AT, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), AT, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), AT, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • exc. chassis cab, AT, 3.73 ratio (opt GT4)
      • exc. chassis cab, AT, 4.10 ratio (opt GT5)
      • exc. chassis cab, MT, 5 speed, 3.73 ratio (opt GT4)
      • exc. chassis cab, MT, 5 speed, 4.10 ratio (opt GT5)
      • exc. chassis cab, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • exc. chassis cab, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)

      2001 gmc sierra 3500 Rear Axles

      • chassis cab, w/o wide track, AT, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, AT, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, w/o wide track, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), AT, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), AT, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 5 speed, 4.10 ratio (opt GT5)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • chassis cab, wide track (opt GTY), MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)
      • exc. chassis cab, AT, 3.73 ratio (opt GT4)
      • exc. chassis cab, AT, 4.10 ratio (opt GT5)
      • exc. chassis cab, MT, 5 speed, 3.73 ratio (opt GT4)
      • exc. chassis cab, MT, 5 speed, 4.10 ratio (opt GT5)
      • exc. chassis cab, MT, 6 speed (opt ML6), 3.73 ratio (opt GT4)
      • exc. chassis cab, MT, 6 speed (opt ML6), 4.10 ratio (opt GT5)