WEBB 56864B Brake Drum for Brake Size 16.5 X 7 Replaces 3600A, 66864B, 3922X

NEW patented Webb CRT? vents (Cool Running Technology) increase air-flow for superior heat transfer efficiency and cooler wheel-end operating temperatures. The Innovative design manages heat 10% better than similar-weight brake drums. Cooler temperatures mean your brake drums last 10% longer for lower maintenance costs. Designed, cast, and machined in the USA for standard-duty drive and trailer applications. Backed by a nationwide warranty and the best product support in the business.