Dorman 533-163 Suspension Ball Joint - Front Upper

Dorman 533-163 Front Upper Ball Joint

Dorman 533-163 is a threaded, bolt-in front upper suspension ball joint built for specific Chevrolet, GMC, Buick, Cadillac, Oldsmobile, Pontiac, and Isuzu applications. It is precision-engineered and tested for dependable OE-style replacement on vehicles such as the Chevrolet S10, GMC Sonoma, and Chevrolet Camaro.

Key Features

• Steel construction with a grey finish
• Threaded ball joint and threaded stud design
• Greaseable service design with dust boot included
• Castle nut included; cotter pin hole provided
• Premium suspension grade type
• Bolt-in mounting type with 4 mounting holes
• Mounting hardware included
• Wrench size: 12 mm

Detailed Description

This Dorman suspension ball joint is designed for the front upper position and is built to match the original equipment layout on a wide range of GM and related platforms. The steel body, polychloroprene dust boot, and greaseable construction support long-term service in demanding suspension applications. Part number 533-163 cross-references MOOG Chassis Products K5208 for the same application.

Compatible vehicle coverage includes front upper applications on the Chevrolet Astro, Blazer, S10, S10 Blazer, Camaro, Caprice, Impala, Malibu, Monte Carlo, and El Camino; GMC Safari, Sonoma, Jimmy, S15 Jimmy, and S15; Buick Roadmaster, LeSabre, Regal, Riviera, Century, and Skylark; Cadillac Fleetwood, Brougham, DeVille, Eldorado, Seville, Commercial Chassis, and more. The 533-163 ball joint is also listed for Pontiac Firebird, Grand Prix, Bonneville, LeMans, Grand Am, Catalina, Safari, and GTO, plus Isuzu Hombre.

What It Is Used For

• Restoring front-end steering response on worn suspension systems
• Correcting looseness or play in the front upper control arm area
• Addressing clunking or popping noises from the front suspension
• Replacing a damaged or worn OE-style upper ball joint
• Supporting proper wheel alignment after suspension service

Installation Notes and Tips

Verify the front upper position and threaded, bolt-in configuration before installation. Confirm stud thread length, wrench size, and mounting hole layout against the original part. Use the included castle nut and mounting hardware as specified by the vehicle service procedure, and inspect the surrounding control arm and alignment components during replacement. Fits 1982-2003 Chevrolet S10, Front Upper; Fits 1991-2003 GMC Sonoma, Front Upper; Fits 1970-1981 Pontiac Firebird, Front Upper.

Quality Assurance

Dorman states this ball joint is precision-engineered and rigorously tested to provide reliable replacement performance for the original equipment on specific vehicles.