The brake drum is cast according to SAE and manufactured with high-quality raw materials to ensure the use of appropriate weight, hardness, and metallurgical materials. Our brake drums have also undergone independent testing to comply with OE standards and have been carefully designed to achieve or exceed the braking performance of your original brake drum. All brake drums come with a 2-year full replacement warranty. High strength alloy with long service life and enhanced anti warping performance![]() | H440-2ABt Idler 4-bolts 4.0” BC2000-22001bsHub+bolts+nut+bearing cups 44610/44610+bearing cone 44649/44649+seals+dust cap | ![]() | H865-2ABt Idler 8-bolts 6.5”BC;6000-7000lbsHub+bolts+nuts +bearing cups 14276/25520 +bearing cone 14125/25520 +seals+dust cap |
![]() | H545-1A / H550-1A / H555-1ABt Idler 5-bolts 4.5”;5.0;4.0;5.5BC2000-2200lbsHub+bolts+nuts+bearing cups 44610/68111+bearing cone 44649/68149+seals+dust cap | ![]() | D545-1FA10'' fanned brake drum 5 bolt on4,5 b.c3500lbsHub drum+bolts+nuts+bearing cups 44610/68111+bearing cone 44649/68149+seals+dust cap |
![]() | H545-2ABt Idler 5-bolts 4.5”BC3500lbsHub+bolts+nuts +bearing cups 44610/68111 +bearing cone 44649/68149 +seals+dust cap | ![]() | D655-12ABrake drum 12” 6bolts 5.5” BC6000lbsHub drum+bolts+nuts+bearing cups 15245/25520+bearing cone 15123/25580+seals+dust cap |
![]() | H655-2ABt Idler 6-bolts 5.5”BC6000lbsHub+bolts+nuts +bearing cups 15245/25520 +bearing cone 15123/25580 +seals+dust cap | ![]() | D865-12Brake drum 12” 8bolts 6.5” BC7000lbsHub+drum+bolts+nuts+bearing cups 14276/25520+bearing cone 14125/25520+seals+dust cap |
The drum is bolted to the wheel hub and rotates with the wheel. The brake shoes and wheel brake cylinders are connected to a fixed backing plate made of thick metal. Drum brake diagram dual servo rear drum brake. The back plate is fixed to the axle or spindle with bolts. Anchors riveted or bolted to the backing plate provide a stopping device for the brake shoes. In some vehicles, a single anchor point is placed at the top (dual servo), while in other vehicles, it is placed at the bottom (non servo), as shown in the following figure. Non servo settings are mainly used for small cars.When the driver presses the brake pedal, the hydraulic pressure generated in the brake master cylinder passes through the hydraulic brake system and pushes the piston out of the wheel brake master cylinder. The piston pushes out the brake shoes. Therefore, the friction material (lining) contacts and slows down the rotation of the brake drum. The drum absorbs and dissipates the heat generated. Address
Luotuo Industrial Area, Zhenhai District, Ningbo City, China
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