23K GAWR Drum Brake Overhaul Set

Engineered for Class 7–8 line-haul freight tractors, refrigerated reefers, dry vans, and severe-duty vocational trailers across North America, this 4515X Brake Shoe Kit delivers an all-in-one single-wheel overhaul solution for 16.5" x 7" heavy-duty foundation drum brakes. Each master package bundles two heavy-duty projection-welded steel brake shoes lined with premium non-asbestos friction blocks, alongside fatigue-resistant return spring systems, case-hardened anchor pins, precision cam rollers, and retention hardware. Installing this unified assembly stops shoe dragging, balances mechanical release tension, prevents uneven lining taper wear, and minimizes scheduled maintenance shop bay downtime.

Engineered for Class 7–8 interstate freight tractors, bulk haulers, refrigerated vans, and heavy-duty vocational trailers across North America, this 4515 Brake Shoe Kit provides an all-inclusive single-axle overhaul assembly for standard 16.5" x 7" foundation drum brakes. Each master box integrates two heavy-gauge structural steel brake shoes mechanically fastened with premium non-asbestos friction blocks, alongside fatigue-resistant return springs, anchor pins, precision cam rollers, and retention hardware. Installing this unified overhaul package prevents shoe drag, balances mechanical release action, eliminates uneven lining taper wear, and streamlines preventative maintenance shop bay turnaround.