MAS Chassis B90258 Suspension Ball Joint - Front Left Lower

Brand MAS Chassis B90258
Position Front Left Lower
Material Steel
Stud Thread Diameter 16
Castle Nut Included Yes
Suspension Grade Type Standard
Cotter Pin Hole Yes
Mounting Hardware Included Yes
Mounting Hole Quantity 4
Adjustable No
Greaseable Yes
Stud Type Taper
Mounting Type Bolt on
Dust Boot Material Rubber
Attachment Type Taper
Bearing Material Steel
Bolts/Studs Included Yes
Package Contents 1 ball joint; 1 castle nut; 1 cotter pin; 4 bolts; 1 zerk fitting
Thread Pitch M1.5
Fits Toyota · 17 vehicles

OE-style replacement. Precision-engineered for reliable suspension service on specific applications.

Greaseable design. Includes a zerk fitting for serviceable lubrication and smoother joint maintenance.

Bolt-on fitment. Steel construction with included castle nut, cotter pin, and bolts.

Cross-references Aftermarket 4334039286, Centric Parts 610.44018 and Mevotech Original Grade GK90258 for the same application. See all 12.

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Suspension Ball Joint for Tacoma

Restore steering and suspension connection points with this MAS Chassis suspension ball joint, part number B90258. It is built as a direct replacement for the original equipment design and is fitment-matched for specific Toyota Tacoma applications.

  • Steel construction with a rubber dust boot for added joint protection.
  • Greaseable design with a zerk fitting for serviceable lubrication.
  • Bolt-on mounting with included castle nut, cotter pin, and bolts.
  • Standard-grade suspension replacement for precise fit and function.
  • Fits 1995-2004 Toyota Tacoma, front left lower.

Detailed Fitment and Design

This suspension ball joint, B90258, uses a tapered stud design with a 16 mm stud thread diameter and M1.5 thread pitch. The steel bearing material and greaseable construction support consistent articulation, while the cotter pin hole and castle nut interface match common service requirements for suspension repair on Toyota Tacoma models.

This part cross-references MOOG Chassis Products (e.g., K90258) and Mevotech Supreme (e.g., MK90258) for the same application.

Common Repair Uses

  • Corrects looseness in the suspension joint.
  • Addresses clunking or popping from worn ball joint components.
  • Helps restore stable steering response.
  • Replaces a damaged or corroded original joint.
  • Supports proper suspension movement at the control arm connection.

Installation Notes and Tips

Verify the front left lower position and compare the stud taper, bolt pattern, and thread specifications before installation. Use the included castle nut and cotter pin during assembly, and torque fasteners to the vehicle service specification. B90258 is a bolt-on replacement for the listed Toyota Tacoma fitment.

Quality Assurance

MAS Chassis states that this ball joint is precision-engineered and rigorously tested for reliable OE-style replacement performance on specific vehicles.

This part fits 17 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelDrive TypePositionNotes
2004ToyotaTacoma—4WDFront Left Lower—
2004ToyotaTacomaPre RunnerRWDFront Left Lower—
2003ToyotaTacoma—4WDFront Left Lower—
2003ToyotaTacomaPre RunnerRWDFront Left Lower—
2002ToyotaTacoma—4WDFront Left Lower—
2002ToyotaTacomaPre RunnerRWDFront Left Lower—
2001ToyotaTacoma—4WDFront Left Lower—
2001ToyotaTacomaPre RunnerRWDFront Left Lower—
2000ToyotaTacoma—4WDFront Left Lower—
2000ToyotaTacomaPre RunnerRWDFront Left Lower—
1999ToyotaTacoma—4WDFront Left Lower—
1999ToyotaTacomaPre RunnerRWDFront Left Lower—
1998ToyotaTacoma—4WDFront Left Lower—
1998ToyotaTacomaPre RunnerRWDFront Left Lower—
1997ToyotaTacoma—4WDFront Left Lower—
1996ToyotaTacoma—4WDFront Left Lower—
1995ToyotaTacoma—4WDFront Left Lower—
Directly replaces or cross-references 12 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Aftermarket — 4334039286Centric Parts — 610.44018Mevotech Original Grade — GK90258Mevotech Supreme — MK90258MOOG Chassis Products — K90258SKP — SK9025845D226710148132510005FA2158JBJ914SB-3794L