Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all foreign and domestic vehicle applications from 1930-present.

This Part Fits:

Year	Make	Model	Submodel
1985-1989	Buick	Skyhawk	Custom
1985-1987	Buick	Skyhawk	Limited
1988-1989	Buick	Skyhawk	SE
1986-1987	Buick	Skyhawk	Sport
1985-1987	Buick	Skyhawk	T-Type
1985	Oldsmobile	Calais	500
1985-1987	Oldsmobile	Calais	Base
1986	Oldsmobile	Calais	ES
1986-1987	Oldsmobile	Calais	GT
1985-1987	Oldsmobile	Calais	Supreme
1988-1989	Oldsmobile	Cutlass Calais	Base
1988-1989	Oldsmobile	Cutlass Calais	GT
1988-1989	Oldsmobile	Cutlass Calais	International
1989	Oldsmobile	Cutlass Calais	S
1988-1989	Oldsmobile	Cutlass Calais	SL
1985-1988	Oldsmobile	Firenza	Base
1985	Oldsmobile	Firenza	Brougham LX
1985	Oldsmobile	Firenza	Brougham SX
1986-1988	Oldsmobile	Firenza	Cruiser
1985-1986	Oldsmobile	Firenza	Cruiser LX
1985	Oldsmobile	Firenza	Cruiser SX
1985	Oldsmobile	Firenza	ES
1985-1987	Oldsmobile	Firenza	GT
1986-1987	Oldsmobile	Firenza	LC
1986-1987	Oldsmobile	Firenza	LX
1986-1987	Oldsmobile	Firenza	S
1985-1988	Pontiac	Grand Am	Base
1985-1989	Pontiac	Grand Am	LE
1986-1989	Pontiac	Grand Am	SE
1985	Pontiac	J2000 Sunbird	Base
1985	Pontiac	J2000 Sunbird	LE
1985	Pontiac	J2000 Sunbird	SE
1986-1988	Pontiac	Sunbird	Base
1986-1989	Pontiac	Sunbird	GT
1989	Pontiac	Sunbird	LE
1986-1989	Pontiac	Sunbird	SE