The Chevrolet Colorado delivers rugged power and performance. Pacbrake builds them even more powerful for towing and hauling. Eliminate embarrassing truck squat, excessive bounce, bottoming out, and ride instability with Pacbrake AlphaTM HD (5,000 lb) Air Spring Suspension Kits for the Chevrolet Colorado. Command your ride with Wireless Air Suspension Controls. Let 'em know you're there with Pacbrake Air Horns. Chevy Colorado truck kits by Pacbrake: Leaders of the Pack.