Dorman 615-990 Spindle Nut - Front

Dorman 615-990 Spindle Nut for Toyota and Lexus

Dorman 615-990 is a steel spindle nut engineered to match the fit and function of the original front axle hardware on select Toyota and Lexus vehicles. It is built for reliable performance in driveline and axle service where correct thread engagement and hex sizing matter.

Key Features

• Steel construction for durable service in front hub and axle applications
• M28-1.5 thread size with 28 mm thread diameter
• 34.8 mm hex size for proper tool engagement
• 6-point design for secure tightening and removal
• Medium thread type for OE-style fitment
• Non-slotted design for specified applications
• Fits front positions on select Toyota 4Runner, Tacoma, Tundra, Sequoia, FJ Cruiser, Hilux, and Lexus GX models

Detailed Description

This Dorman spindle nut is designed for front driveline and axle service on vehicles such as the Toyota 4Runner, Toyota Tacoma, Toyota Tundra, Toyota Sequoia, Toyota FJ Cruiser, Toyota Hilux, Lexus GX460, and Lexus GX470. The steel body, M28-1.5 thread specification, and 34.8 mm hex size help ensure correct installation on the intended hub or spindle assembly. Dorman 615-990 is a direct-fit hardware solution for technicians replacing worn or damaged spindle nuts during front-end maintenance.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Stripped or damaged spindle nut threads
• Loose or incorrect front hub retention hardware
• Noise or play caused by worn axle-end fasteners
• Service issues during front wheel bearing or hub work
• Replacement needs after spindle nut removal or corrosion

Installation Notes and Tips

Verify the thread size, hex size, and front-position application before installation. Use the correct socket for the 34.8 mm hex and confirm the nut seats properly on the spindle threads. Always follow the vehicle service procedure for torque and bearing adjustment when servicing front hub components on Toyota 4Runner, Tacoma, Tundra, Sequoia, FJ Cruiser, Hilux, GX460, or GX470 applications.

Quality Assurance

Dorman manufactures this spindle nut to match the original part’s fit and function on specified vehicles. It is made from quality materials for dependable service in front axle and hub applications.