This Caliper is sold with no core charge, and fits the following:
Buick Regal 1990-93, 1989 without Sport Suspension
Chevy Lumina 1989-94
Oldsmobile Cutlas, Cutlas Supreme, Calais, F85, Vista Cruiser 1989-93, 1988 Manual Transmission
Pontiac Grand Prix 1989-93, 1988 Manual Transmission

This Caliper is loaded with High Quality Friction. It is ready to bolt on out of the box. Please compare the loaded image to the unloaded image, and you will see that it is well worth the small price increase.