Chevrolet R20 Brake Drum Replacement

13 Inch Rear Drum Brake; 5-1/4 Inch Tall

11 inch Rear Drums

13" Rear Drum 6 1/2" High

13 Inch Rear Drum Brake; 6 3/8 Inch Tall

w/ 13" x 3" Brakes
(9.50 Diameter Ring Gear)

13 inch Rear Drums 6 1/2 inch Tall Drums

5 1/4" Tall

w/ 13" x 2.5" Brakes
(10.50 Diameter Ring Gear)

w/ 13" x 3" Brakes
(9.50 Diameter Ring Gear)

w/ 13" X 2 1/2" Brakes w/ 10.5" Ring Gear