The BPW truck brake drum 0310677540 is designed for heavy-duty trailer applications. It has a drum diameter of 420 mm, a brake surface width of 214 mm, and a height of 275 mm. The drum is equipped with 10 bolt holes, a hub bore diameter of 290 mm, and a bolt circle diameter of 335 mm. Weighing around 54 kg, this brake drum is built for durability and efficient braking, especially within BPW’s ECO series. It is widely used in commercial transport vehicles to ensure reliable braking performance under tough conditions.