Dorman 610-379 Wheel Lug Stud - Front

Brand Dorman 610-379
Position Front
Bolt Grade 8
Color Silver
Head Diameter 0.795 in
Length 1.95
Material Steel
Package Contents 1 Stud
Quick-Start Nose Yes
SAE or Metric SAE
Shoulder Diameter 0.588
Shoulder Length (In) 0.595 in
Splined Bore Diameter 0.625
Style Serrated Stud
Thread Diameter 0.5
Thread Direction Clockwise
Thread Length (In) 1.13 in
Thread Size 1/2-20
Threads Per Inch 20
Fits Mazda, Ford, Dodge, and Mercury · 49 vehicles

Carbon steel construction. Built for strength, longevity, and safety.

Serrated stud design. Helps deliver a secure, dependable wheel connection.

SAE 1/2-20 threads. Sized for a precise, straightforward fit.

Cross-references Continental 61671, Four Seasons 97294 and Raybestos Brakes 27880B for the same application. See all 7.

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Dorman 610-379 Wheel Lug Stud

Dorman 610-379 is a steel wheel lug stud built for front-wheel service on select Ford, Mazda, Dodge, and Mercury applications. It uses a 1/2-20 SAE thread, clockwise thread direction, and a serrated stud design to support secure wheel fastening on vehicles such as the Ford Ranger, Ford Explorer, Mazda B3000, and Dodge Ram 1500.

Key Features

  • Steel construction for strength and durability
  • 1/2-20 SAE thread size with 20 threads per inch
  • Clockwise thread direction
  • Serrated stud style with quick-start nose
  • Silver finish
  • Grade 8 bolt rating
  • Designed for front position applications

Product Details

This Dorman wheel lug stud is made from carbon steel and tested to demanding automotive industry standards for strength, longevity, and safety. The 1.95-inch overall length, 1.13-inch thread length, 0.588-inch shoulder diameter, and 0.625-inch splined bore diameter support proper wheel hardware service where the original stud matches these specifications. Dorman 610-379 is a direct-fit style replacement for select front wheel applications on the Ford Ranger, Ford Explorer, Mazda B4000, Mazda B3000, Mercury Mountaineer, Explorer Sport Trac, and Dodge Ram 1500.

This part cross-references Continental 61671 and Raybestos Brakes 27880B for the same application.

Common Problems This Part Can Help Solve

  • Stripped or damaged wheel stud threads
  • Broken or bent lug studs from wheel service or road impact
  • Loose wheel retention caused by worn hardware
  • Corrosion-related stud replacement needs
  • Front hub service requiring a matching 1/2-20 serrated stud

Installation Notes and Tips

Verify thread size, shoulder diameter, splined bore diameter, and overall length against the original stud before installation. This part is listed for front position use on confirmed applications, including Fits 1998-2003 Ford Ranger, front; Fits 1995-2001 Ford Explorer, front; Fits 1998-2002 Mazda B3000, front; Fits 1994-2001 Dodge Ram 1500, front; and Fits 1997-2001 Mercury Mountaineer, front. Confirm hub and wheel compatibility before service, and follow the vehicle manufacturer’s torque specifications during wheel installation.

Quality Assurance

Dorman manufactures this wheel lug stud to meet demanding automotive industry standards for strength and service life. The carbon steel construction and Grade 8 rating support dependable hardware replacement for select Ford Ranger, Ford Explorer, and Mazda B4000 front applications. Part number 610-379 is engineered as a replacement wheel stud for vehicles that require the listed dimensions and thread specification.

This part fits 49 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2010MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2009MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2008MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2007MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2006MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2005FordExplorer Sport Trac4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2005MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2004FordExplorer Sport Trac4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2004MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2003FordExplorer Sport Trac4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2003FordRanger4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2003MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2002FordExplorer Sport Trac4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2002FordRanger4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2002MazdaB30004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2002MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001DodgeRam 1500FrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001FordExplorer Sport Trac4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001FordRanger4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001MazdaB30004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2001MercuryMountaineer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2000DodgeRam 1500FrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2000FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2000FordRanger4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2000MazdaB30004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2000MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
2000MercuryMountaineer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1999DodgeRam 15004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1999FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1999FordRanger4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1999MazdaB30004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1999MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1999MercuryMountaineer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1998DodgeRam 15004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1998FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1998FordRanger4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1998MazdaB30004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1998MazdaB40004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1998MercuryMountaineer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1997DodgeRam 15004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1997FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1997MercuryMountaineer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1996DodgeRam 15004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1996FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1995DodgeRam 15004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1995FordExplorer4WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
1994DodgeRam 15004WDFrontPackage Quantity: 10; Thread Size: 1/2-20; Packaging Type: Box; Thread Length (In): 1.13 in
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Continental — 61671Four Seasons — 97294Raybestos Brakes — 27880B1F70330624773408BD125887F57Z1107AA