Dorman 611-015 Wheel Lug Nut - Front Left or Rear Left

Dorman 611-015 Wheel Lug Nut Overview

Dorman 611-015 is a steel wheel lug nut built for secure wheel retention on select classic Dodge, Buick, and Oldsmobile applications. It uses a 7/16-20 fine thread, a 60-degree conical seat, and a zinc finish for a clean, corrosion-resistant appearance.

For buyers searching for a left-hand thread wheel lug nut for vintage Dodge Dart, Buick Skylark, or Oldsmobile Cutlass fitment, this part number provides a direct replacement option with the correct thread direction and seat style.

Key Features

• Steel construction for strength and long service life
• Counterclockwise, left-hand thread design
• 7/16-20 fine thread size
• 60-degree conical seat for proper wheel mating surface contact
• 3/4 in hex size for standard service tools
• Zinc finish for added surface protection
• Open-end design
• SAE thread specification

Detailed Product Description

Dorman 611-015 is a wheel lug nut engineered for vehicles that require a 7/16-20 left-hand thread and a conical seat. Made from steel and tested to automotive industry standards, it is built to deliver dependable clamping force and consistent fitment on the wheel stud and mating surface. This part number is commonly searched for classic car wheel service, especially when replacing worn or damaged lug nuts on Dodge Dart, Buick Skylark, Oldsmobile Cutlass, and Dodge Lancer applications.

This part cross-references AMS Automotive 6462 and OSC 98001 for the same application. Dorman 611-015 is also referenced by interchange numbers including 558-015 and 1951N.

Vehicle Fitment

• Fits 1970 Dodge Dart, N/A. Notes: Open design; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.
• Fits 1962-1967 Dodge Dart, N/A. Notes: Open design; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.
• Fits 1968-1969 Dodge Dart, Front Left. Notes: Open design; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.
• Fits 1968-1969 Dodge Dart, Rear Left. Notes: Open design; exc. Positraction; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.
• Fits 1961-1963 Buick Skylark, N/A. Notes: Open design; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.
• Fits 1962-1963 Oldsmobile Cutlass, N/A. Notes: Open design; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.
• Fits 1961-1962 Dodge Lancer, N/A. Notes: Open design; thread direction: left hand thread; verify lug nut to wheel mating surface for proper and safe fitment.

Common Uses

• Replacing stripped or worn lug nuts on classic Mopar and GM vehicles
• Restoring correct left-hand thread hardware on vintage wheel assemblies
• Addressing wheel looseness caused by damaged threads or poor seating
• Correcting fitment issues from mismatched seat style or thread size
• Refreshing corroded or cosmetically worn wheel fasteners

Installation Notes and Tips

Confirm the wheel stud thread size, thread direction, and seat style before installation. The 60-degree conical seat must match the wheel’s mating surface for safe clamping. Use the correct 3/4 in hex tool and verify that the wheel and lug nut threads are clean and undamaged before tightening.

For 1968-1969 Dodge Dart applications, review the listed position notes carefully, including Front Left and Rear Left coverage. Always verify the wheel-to-lug-nut interface before final installation.

Quality Assurance

Dorman manufactures this lug nut from carbon steel and tests it to demanding automotive industry standards for strength, longevity, and safety. Dorman 611-015 is built as a direct-fit replacement for select applications where the correct thread direction and seat geometry are required.