This is a completely new brake master cylinder for 1947-1955 (1st Series) Chevrolet & GMC trucks. 1-1/4" Diameter Bore. Replaces GM# 5454382
1947-1951 Commercial & Utility (exc. 1/2 Ton);
1952-1955 (1st Series) KT, KU, Utility (exc. VJ);
1952-1955 (1st Series)VJ, N (hvy. duty)
This part fits most 1947 1948 1949 1950 1951 1952 1953 1954 1955 Chevrolet Trucks; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application.
This product can expose you to a chemical, which is known to the State of California to cause cancer or reproductive harm.
For more information go to www.P65Warnings.ca.gov