The DFC brake wheel cylinder for 1951–1976 Buick Series 40 Special is a replacement wheel cylinder specified for the front-left, front-right or rear-right positions listed. It identifies the correct wheel-location fitment for those model years and is intended for routine brake assembly servicing and part replacement when matching the original wheel cylinder location.
DFC 51-76 Buick Series 40 Special Front-L/Rear-R/Front-R Brake Wheel Cylinder