AutoShack Front & Rear Brake Rotors for Chevrolet & GMC, Colorado 2021-2022 Canyon 2021-2022, 4WD RWD L4 2.5L 2.8L V6 3.6L. Brake rotors are essential to your vehicle’s safety. Worn, warped, or thinned rotors can cause excessive noise, vibration, and reduced stopping power.