Dual Bolt Pattern Design – Features both 4.5x5 and 4.75x5 patterns, providing compatibility with common Ford and Chevy wheel layouts on 9-inch Ford axle setups., Correct Fit for 2.25-Inch Shoes – Engineered to work with standard 2.25-inch brake shoe widths for dependable fitment and consistent stopping performance., Precise Center Register – Built with a 2.77-inch center axle register diameter to ensure proper hub alignment and secure mounting., Durable Replacement Drum – New 11-inch drum construction offers reliability for maintenance or restoration projects using a 9-inch Ford rear assembly., Multiple Lug Size Compatibility – Includes 1/2-inch holes for 4.5x5 pattern and 7/16-inch holes for 4.75x5 pattern, supporting a range of common wheel hardware.