Rear axle brake shoe return spring for all M939 series. P/N 2258-H-580. NSN 5360012750545. Replaces 2258-S-1033.
Sold individually, price is per spring, there are 2 springs used in each rear hub.
Spring design as shown in main photo, will also replace springs that look like the inset photo as they are 100% interchangeable.