1937 Cadillac & LaSalle- 1959 Cadillac Pinion Seal 3 3/4" O.D.

This pinion seal is made using quality modern materials. Far superior than original. 3 3/4" O.D. x 1 3/4" I.D. x 3/8" width.

Note: Cadillacs & LaSalles of this era used two different sizes pinion seals. This is the 3 3/4" O.D. pinion seal. Please compare to your original seal before buying and for proper application.

Fits 1937 cadillac series 60 with 3.77 to 1 ratio, 1937 lasalle series 50, 1938 lasalle series 50, all models of 1938 cadillac, 1939 lasalle series 50, all models of 1939 cadillac, 1940 lasalle series 50 and series 52, all models of 1940 cadillac, all models of 1941 cadillac through all models of 1959 cadillac.

Made in the U.S.A.