King Pin Bearing / Thrust Bearing A-3123 Ford Model A B V8 B3123

King Pin Bearing / Thrust Bearing A-3123 Ford Model A B V8 B3123 

King pin bearing or thrust bearing B3123 or A-3123 for Ford Model A 1928 to 1931, Ford Model B 1932 to 1934, Ford Early V8 1932 to 1948,  Ford Pick Up 1932 to 1947 and Mercury 1939 to 1948. 

Two of these bearings are needed for the steering worm. (7-tooth sector). Also used as a thrust bearing for the king pin. U.S.A.

1.665" OD. Holds spindle to front axle. 

2 required