ACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle's original components. These disc brake rotors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Fits the following vehicles: Chevrolet Avalanche 2500 2002 Base Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, 4WD, 9900 lb. Hydraulic Brakes 2002 Base Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, RWD, 9900 lb. Hydraulic Brakes 2003 Base Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, 4WD, 9900 lb. Hydraulic Brakes 2003 Base Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, RWD, 9900 lb. Hydraulic Brakes 2004 Base Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, 4WD, 9900 lb. Hydraulic Brakes 2005 (submodel: LS, LT) Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, 4WD, 9900 lb. Hydraulic Brakes 2006 (submodel: LS, LT) Rear Left Or Right, Power Brake System, With Front Disc Brake, With Rear Disc Brake, 4WD, 9900 lb. Hydraulic Brakes Chevrolet Express 2500 2006 (submodel: Base, LS, LT) 6.6L Rear Left Or Right, RWD, 3.73R(GT4) 2007 Base 6.6L Rear Left Or Right, RWD, 3.73R(GT4) 2008 Base 6.6L Rear Left Or Right, RWD, 3.73R(GT4) 2009 Base 6.6L Rear Left Or Right, RWD, 3.73R(GT4) 2010 Base 6.6L Rear Left Or Right, RWD, 3.54R(GH0), Except Active Brake Control(JL4) 2011 Base 6.6L Rear Left Or Right, RWD, 3.54R(GH0), Active Brake Control(JL4) 2012 Base 6.6L Rear Left Or Right, RWD, 3.54R(GH0), Active Brake Control(JL4) 2013 (submodel: Base, LS, LT) Rear Left Or Right, RWD, 3.54R(GH0) 2014 (submodel: Base, LS, LT) Rear Left Or Right, RWD, 3.54R(GH0) 2015 (submodel: Base, LS, LT) Rear Left Or Right, RWD, 3.54R(GH0) 2016 (submodel: Base, LS, LT) Rear Left Or Right, RWD, 3.54R(GH0) Chevrolet Express 3500 2003 Base Rear Left Or Right, 2-Door, Cutaway Van, RWD, 139.0 in. Wheelbase, Single Rear Wheel(R04), 10.50 Ring Gear Dana 2003 Base Rear Left Or Right, 2-Door, Cutaway Van, RWD, 159.0 in. Wheelbase, Single Rear Wheel(R04), 10.50 Ring Gear Dana 2003 Base Rear Left Or Right, 3-Door, Standard Cargo Van, RWD, 159.0 in. Wheelbase, 10.50 Ring Gear Dana 2003 Base Rear Left Or Right, 3-Door, Standard Passenger Van, RWD, 159.0 in. Wheelbase, 10.50 Ring Gear Dana 2003 LS Rear Left Or Right, 3-Door, Standard Passenger Van, RWD, 10.50 Ring Gear Dana 2004 Base Rear Left Or Right, 2-Door, Cutaway Van, RWD, 139.0 in. Wheelbase, Single Rear Wheel(R04), 10.50 Ring Gear Dana 2004 Base Rear Left Or Right, 2-Door, Cutaway Van, RWD, 159.0 in. Wheelbase, Single Rear Wheel(R04), 10.50 Ring Gear Dana 2004 Base Rear Left Or Right, 3-Door, Standard Cargo Van, RWD, 159.0 in. Wheelbase, 10.50 Ring Gear Dana 2004 Base Rear Left Or Right, 3-Door, Standard Passenger Van, RWD, 159.0 in. Wheelbase, 10.50 Ring Gear Dana 2004 LS Rear Left Or Right, 3-Door, Standard Passenger Van, RWD, 10.50 Ring Gear Dana 2005 Base Rear Left Or Right, 2-Door, Cutaway Van, RWD, 139.0 in. Wheelbase, Single Rear Wheel(R04), 10.50 Ring Gear Dana, 1st Design, Use On Vehicles With Full-Floating Axle, For 2nd Design See 15127537