Quick Overview PREMIUM GRADE: Raybestos R-Line Brake Drums make it easy to replace worn brake drums that are prone to uneven braking and premature lockup for dependable braking performance OE SPECIFICATIONS: Developed from OE samples and made with G3000-qualified material, ensuring form, fit and function for the best operation and ultimate strength PRECISION BALANCED: Each drum is 100 percent validated for balance, assuring smooth and quiet braking RIGOROUSLY TESTED: Meets the SAE standard for tensile strength, providing structural integrity and a maximum service life VEHICLE FIT: Buick Century 1984-1987, 1989-2003, Electra 1985-1990, LeSabre 1986-1999, Park Avenue 1991-1996, Regal 1999, 2002-2003; Cadillac 60 Special 1993, Commercial Chassis 1985-1993, DeVille 1985-1993, Fleetwood 1985-1992 Raybestos 2051R R-Line Rear Brake Drums are designed to match OE form, fit and function for the best operation and ultimate strength in braking. Developed from OE samples and made with G3000-qualified material, an advanced technology metallurgy which offers long lasting durability, these rear brake drums are 100 percent validated for balance, assuring smooth and quiet braking. Raybestos R-Line Drums meet the SAE standard for tensile strength, guaranteeing structural integrity and maximum service life for car and truck vehicles that require severe-duty performance.