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
1985-1986	BMW	524td	Base
1982-1988	BMW	528e	Base
1983-1984	BMW	533i	Base
1985-1988	BMW	535i	Base
1988	BMW	535is	Base
1982-1984	BMW	633CSi	Base
1985-1989	BMW	635CSi	Base
1987	BMW	L6	Base
1988-1991	BMW	M3	Base
1989-1990	Maserati	430i	Base
1989-1991	Maserati	Spyder	Base
1982	Porsche	928	Base
1983-1985	Porsche	928	S