Dorman Autograde Wheel Lug Nut M12-1.50 Dome Top Capped 19mm Hex 33mm Length for Buick Chevrolet Oldsmobile Pontiac 611-139

Wheel lug nuts for 1979-1991 Buick Chevrolet Oldsmobile and Pontiac models designed to replace worn or damaged factory M12-1.50 dome top capped lug nuts.

Built to meet the manufacturer's design intent for reliable service using durable materials engineered to exacting specifications for long service life and a perfect fit.

Key Features

• Thread size M12-1.50 with dome top capped design
• 19mm hex head size for standard tool compatibility
• 33mm overall length matches original equipment specs
• Constructed from high-strength materials for durability
• Direct replacement for specific GM and Isuzu applications
• Sold as a 10-piece package for complete wheel service

Benefits

• Restores secure wheel attachment and prevents loosening
• Eliminates the risk of stripped threads or broken studs
• Ensures proper torque application with correct hex size
• Matches OE form and function for seamless installation
• Provides a cost-effective solution for multiple wheels
• Backed by Dorman's century of automotive experience

Application

Ideal for vehicle owners and mechanics replacing lost damaged or corroded lug nuts on late 1970s to early 1990s GM vehicles including Buick Chevrolet Oldsmobile and Pontiac models requiring M12-1.50 fasteners.

Fitment Notes

• Compatible with Buick models from 1979 to 1987
• Fits Chevrolet vehicles from 1982 to 1983
• Designed for Oldsmobile applications from 1980 to 1991
• Matches Pontiac models from 1980 to 1987
• Verify thread pitch and seat type before installation

Why Choose Dorman?

• Dorman parts are engineered as direct-fit replacements designed to match OE form fit and function
• Built with quality materials and validated through testing to stand up to daily driving demands
• Helps reduce the risk of repeat repairs with a focus on fit durability and dependable performance

What's in the Box

• 10 pieces of M12-1.50 Dome Top Capped Wheel Lug Nuts

Item Dimensions

• Package measures 3.7 inches by 2.4 inches by 2.2 inches
• Total package weight is 0.5 lbs