This is the brake drum that is used on 1952-71 CJ3B, CJ5, CJ6, M38 and M38A1 models with the 9" drums. This is the style that slides over the studs and is held in with 3 screws to the hub.
Note: Some early M38 models may have the early style drums like on MB and CJ2A models. Check before ordering.
4 Required per Jeep.