Moog K100312 Suspension Ball Joint - Front Upper

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Moog K100312 Suspension Ball Joint - Front Upper

Brand	Moog K100312
Position	Front Upper
Adjustable	Yes
Castle Nut Included	Yes
Cotter Pin Hole	Yes
Greaseable	Yes
Fits	Jeep and Dodge · 97 vehicles

Greaseable design. Allows routine lubrication for smoother operation and longer service life.

Adjustable fit. Helps achieve proper alignment during installation.

Fast installation. Problem-solving design helps make setup hassle-free.

Cross-references 44-2490, 44-2491 and 45K16002 for the same application. See all 11.

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Moog K100312 Front Upper Ball Joint

Moog K100312 is an adjustable, greaseable front upper suspension ball joint for a wide range of Jeep and Dodge applications. It uses an offset design to provide 1-1/2 degrees of positive or negative camber or caster change, making it a practical choice for alignment correction on lifted or modified vehicles.

Key Features

Adjustable offset ball joint for camber or caster correction
Greaseable design for routine serviceability
Castle nut included for the specified application
Cotter pin hole included for secure fastening
Built with materials and testing standards focused on dependable suspension performance
Moog part number K100312 for front upper suspension service

Detailed Description

This Moog suspension ball joint is engineered for front upper use on Jeep Wrangler, Wrangler JK, TJ, Cherokee, Grand Cherokee, Comanche, Wagoneer, Grand Wagoneer, and Dodge Ram 1500 and Ram 2500 applications listed below. The offset geometry replaces the OE ball joint and provides 1-1/2 degrees of positive or negative camber/caster adjustment, which is helpful when restoring alignment after suspension changes. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. Moog K100312 is a direct-fit service part for drivers searching for a front upper ball joint for Jeep Wrangler JK, Jeep Cherokee, or Dodge Ram 1500 front suspension repair.

What It Helps Address

Front-end alignment issues after suspension lift or geometry changes
Excessive camber or caster deviation at the front upper position
Loose or worn ball joint movement in the steering/suspension assembly
Service needs where greaseable maintenance is preferred
Replacement of an OE-style upper ball joint on supported Jeep and Dodge models

Installation Notes and Tips

Verify vehicle year, model, axle or GVW notes, and front upper position before ordering. This part is listed for 2018 Jeep Wrangler JK, 1997-2017 Jeep Wrangler, 1987-1995 Jeep Wrangler, 1997-2006 Jeep TJ, 1993-2004 Jeep Grand Cherokee, 1994-2001 Dodge Ram 1500 with Dana 44 axle, 1984-2001 Jeep Cherokee, 1994-1996 Dodge Ram 2500 with 7,500 lb GVW, 1993 Jeep Grand Wagoneer, 1986-1992 Jeep Comanche, and 1984-1990 Jeep Wagoneer. Use the included castle nut and cotter pin hole as specified for the application, and follow the vehicle service manual for torque and alignment procedures after installation.

Quality Assurance

Moog backs this ball joint with superior materials and rigorous testing to support reliable suspension performance. The brand’s problem-solving design approach focuses on easier installation and consistent service results across the listed Jeep and Dodge front upper applications.

This part fits 97 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Drive Type	Position	Notes
2018	Jeep	Wrangler JK	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2017	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2016	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2015	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2014	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2013	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2012	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2011	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2010	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2009	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2008	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2007	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2006	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2006	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2005	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2005	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2004	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2004	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2004	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2003	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2003	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2003	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2002	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2002	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2002	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2001	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2001	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2001	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2001	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2001	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2000	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2000	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2000	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2000	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
2000	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1999	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1999	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1999	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1999	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1999	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1998	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1998	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1998	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1998	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1998	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1997	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1997	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1997	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1997	Jeep	TJ	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1997	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1996	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1996	Dodge	Ram 2500	4WD	Front Upper	with 7,500 (lb) Gross Vehicle Weight (GVW); Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1996	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1996	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1995	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1995	Dodge	Ram 2500	4WD	Front Upper	with 7,500 (lb) Gross Vehicle Weight (GVW); Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1995	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1995	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1995	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1994	Dodge	Ram 1500	4WD	Front Upper	with Dana 44 Axle; Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1994	Dodge	Ram 2500	4WD	Front Upper	with 7,500 (lb) Gross Vehicle Weight (GVW); Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1994	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1994	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1994	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1993	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1993	Jeep	Grand Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1993	Jeep	Grand Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1993	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1992	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1992	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1992	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1991	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1991	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1991	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1990	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1990	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1990	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1990	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1989	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1989	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1989	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1989	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1988	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1988	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1988	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1988	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1987	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1987	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1987	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1987	Jeep	Wrangler	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1986	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1986	Jeep	Comanche	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1986	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1985	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1985	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1984	Jeep	Cherokee	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
1984	Jeep	Wagoneer	—	Front Upper	Offset Ball Joint Replaces OE to provide 1-1/2 Degrees Positive or Negative Camber / Caster Change
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Directly replaces or cross-references 11 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

44-249044-249145K16002264-2974535-9611043101043111043384424924424946154002

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