The inner surface of the brake drum brake drum brake device is generating braking torque position. In the case of obtaining the same braking torque, position. In the case of obtaining the same braking torque, brake drum brake drum diameter disc brake rotors can be compared to a lot of the smaller. The car can be compared to the diameter of the drum brake disc brakes on many smaller. So large vehicle truck used to obtain a powerful braking force, brake pads, large heavy duty vehicles to obtain a powerful braking force, can only be in a limited space of the rim into the device drum brakes. Among the limited space means a drum brake. After running for some time hair ring. But not squeaky, but squelch ring, which may be on the loose attachment brakes caused. Disposition: retighten or replace the film. Brakes, Chi auto parts, sunshine brakes wholesale Ltd. provided by Linyi Chi auto parts. Brakes, Chi auto parts, brake pads wholesale sunshine Linyi Chi Auto Parts Co., Ltd. (www.zxqcpj. China) (www.zxqcpj. China) this year introduced a new upgrade, the above picture is for reference only, please call this page or Tel picture on to obtain the latest information, contact: Xie Cuirong.