Dorman - Autograde Wheel Lug Stud 1/2-20 Serrated with .621 In Knurl for 1942-37 Pontiac, 1963-46 Pontiac, 1964-46 Oldsmobile, 1970-61 Buick, 1975-67 International, 1976-55 Cadillac 610-191

Wheel lug studs for 1942-37 Pontiac, 1963-46 Pontiac, 1964-46 Oldsmobile, 1970-61 Buick, 1975-67 International, 1976-55 Cadillac by Dorman - Autograde replace worn or failing factory studs.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Carbon steel construction
• 1/2-20 serrated thread
• .621 in knurling for secure grip
• 1-1/2 in length
• 10 pc pack

Benefits

• High strength and durability
• Long‑lasting performance
• Enhanced safety with reliable attachment
• Trusted quality backed by professional engineers
• Easy installation for classic vehicles

Application

Ideal for owners of classic American cars needing durable wheel lug studs.

Fitment Notes

• 1942-37 Pontiac
• 1963-46 Pontiac
• 1964-46 Oldsmobile
• 1970-61 Buick
• 1975-67 International
• 1976-55 Cadillac

Why Choose Dorman - Autograde?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 10 PC

Item Dimensions

• 3.7in x 2.4in x 2.2in, 1.2lbs