HomeSuspension > Suspension, Springs and Related ComponentsMevotech GS50120 Suspension Control Arm and Ball Joint Assembly - Front Left Upper
Part #: GS50120

Mevotech GS50120 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Front Left Upper
113 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, GMC, and Cadillac, Astro, Safari, Escalade, K2500, Tahoe, Yukon, K1500, K1500 Suburban, and Blazer
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Mevotech GS50120 Suspension Control Arm and Ball Joint Assembly Overview

The Mevotech GS50120 suspension control arm and ball joint assembly is engineered for reliable performance in select Cadillac, Chevrolet, and GMC vehicles. Designed to restore proper suspension geometry, this assembly ensures stable handling and improved ride quality for models like the Chevrolet Tahoe and GMC Yukon.

  • Pre-greased ball joint for immediate use and reduced maintenance
  • Includes natural rubber bushings for effective vibration dampening
  • Forged steel control arm construction for enhanced strength and durability
  • Press-in ball joint mounting with threaded stud for secure fitment
  • Complete with mounting hardware for straightforward installation
  • Black painted finish to resist corrosion and wear
  • Compatible with multiple GM models including Cadillac Escalade and Chevrolet Blazer

Detailed Product Features and Specifications

The GS50120 control arm and ball joint assembly from Mevotech is built with a forged steel control arm, providing a robust foundation to withstand the stresses of daily driving. The assembly comes pre-greased, reducing initial maintenance and ensuring smooth ball joint operation from the start. Natural rubber bushings are included to absorb road vibrations and minimize noise, contributing to a more comfortable driving experience. The ball joint features a press-in mounting type with a threaded stud, allowing for a secure and reliable connection to the suspension system. The control arm measures up to 12.7 inches in length and 11.4 inches in width, finished in a durable black paint to protect against corrosion. Mounting hardware is included to facilitate a complete and efficient installation process.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with a range of GM vehicles, including:

  • Cadillac Escalade
  • Chevrolet Astro, Blazer, K1500, K1500 Suburban, K2500, Safari, Tahoe
  • GMC Yukon

Use the Mevotech GS50120 to address suspension issues and restore proper vehicle handling and alignment.

Common Suspension Issues Addressed

  • Excessive play or looseness in the ball joint causing steering instability
  • Worn or damaged bushings leading to vibration and noise
  • Uneven tire wear due to misaligned suspension components
  • Clunking or knocking sounds from the front suspension
  • Reduced vehicle control and handling performance

Installation Notes and Tips

  • Ensure vehicle is securely lifted and supported before beginning installation
  • Remove old control arm and ball joint assembly carefully to avoid damage to surrounding components
  • Verify that all mounting hardware is included and properly torqued to manufacturer specifications
  • Check alignment after installation to maintain proper suspension geometry
  • Pre-greased ball joint reduces the need for immediate lubrication but inspect periodically

Quality Assurance and Warranty Information

Mevotech manufactures the GS50120 suspension control arm and ball joint assembly to meet or exceed OEM standards. The use of forged steel and natural rubber bushings ensures durability and reliable performance. This part includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term use on compatible Cadillac, Chevrolet, and GMC vehicles.

BrandMevotech
Part NumberGS50120
AdjustableNo
Ball Joint Mounting TypePress In
Ball Joint Stud TypeThreaded
Bushing MaterialNatural Rubber
Bushings IncludedYes
Control Arm ColorBlack
Control Arm MaterialForged Steel
Control Arm Maximum Length12.7
Control Arm Maximum Width11.4
FinishPaint
Mounting Hardware IncludedYes
Pre-GreasedYes

This part fits 113 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersFuel TypePositionNotes
2005ChevroletAstroAWDFront Left Upper
2005GMCSafariAWDFront Left Upper
2004ChevroletAstroAWDFront Left Upper
2004GMCSafariAWDFront Left Upper
2003ChevroletAstroAWDFront Left Upper
2003GMCSafariAWDFront Left Upper
2002ChevroletAstroAWDFront Left Upper
2002GMCSafariAWDFront Left Upper
2001ChevroletAstroAWDFront Left Upper
2001GMCSafariAWDFront Left Upper
2000CadillacEscalade4WDFront Left UpperUnder 7500lb GVW
2000ChevroletAstroAWDFront Left Upper
2000ChevroletK2500Front Left UpperUnder 7500lb GVW
2000ChevroletTahoe4WDFront Left Upper
2000GMCSafariAWDFront Left Upper
2000GMCYukon4WDFront Left UpperUnder 7500lb GVW
1999CadillacEscalade4WDFront Left UpperUnder 7500lb GVW
1999ChevroletAstroAWDFront Left Upper
1999ChevroletK1500Front Left UpperUnder 7500lb GVW
1999ChevroletK1500 SuburbanGASFront Left Upper
1999ChevroletK2500Front Left UpperUnder 7500lb GVW
1999ChevroletTahoe4WDFront Left Upper
1999GMCK15004WDFront Left UpperUnder 7500lb GVW
1999GMCK1500 SuburbanGASFront Left Upper
1999GMCSafariAWDFront Left Upper
1999GMCYukon4WDFront Left UpperUnder 7500lb GVW
1998ChevroletAstroAWDFront Left Upper
1998ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1998ChevroletK1500 SuburbanGASFront Left Upper
1998ChevroletK2500Front Left UpperUnder 7500lb GVW
1998ChevroletTahoe4WDFront Left Upper
1998GMCK15004WDFront Left UpperUnder 7500lb GVW
1998GMCK1500 SuburbanGASFront Left Upper
1998GMCSafariAWDFront Left Upper
1998GMCYukon4WDFront Left UpperUnder 7500lb GVW
1997ChevroletAstroAWDFront Left Upper
1997ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1997ChevroletK1500 SuburbanGASFront Left Upper
1997ChevroletK2500Front Left UpperUnder 7500lb GVW
1997ChevroletTahoe4WDFront Left Upper
1997GMCK15004WDFront Left UpperUnder 7500lb GVW
1997GMCK1500 SuburbanGASFront Left Upper
1997GMCSafariAWDFront Left Upper
1997GMCYukon6.5LV8Front Left Upper
1997GMCYukon4WD5.7LV8Front Left Upper
1996ChevroletAstroAWDFront Left Upper
1996ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1996ChevroletK1500 SuburbanGASFront Left Upper
1996ChevroletK2500Front Left UpperUnder 7500lb GVW
1996ChevroletTahoe4WDFront Left Upper
1996GMCK15004WDFront Left UpperUnder 7500lb GVW
1996GMCK1500 SuburbanGASFront Left Upper
1996GMCSafariAWDFront Left Upper
1996GMCYukon6.5LV8Front Left Upper
1996GMCYukon4WD5.7LV8Front Left Upper
1995ChevroletAstroAWDFront Left Upper
1995ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1995ChevroletK1500 SuburbanGASFront Left Upper
1995ChevroletK2500Front Left UpperUnder 7500lb GVW
1995ChevroletTahoe4WDFront Left Upper
1995GMCK15004WDFront Left UpperUnder 7500lb GVW
1995GMCK1500 SuburbanGASFront Left Upper
1995GMCK2500Front Left UpperUnder 7500lb GVW
1995GMCSafariAWDFront Left Upper
1995GMCYukon6.5LV8Front Left Upper
1995GMCYukon4WD5.7LV8Front Left Upper
1994ChevroletAstroAWDFront Left Upper
1994ChevroletBlazerFront Left Upper
1994ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1994ChevroletK1500 SuburbanFront Left Upper
1994ChevroletK2500Front Left UpperUnder 7500lb GVW
1994GMCK15004WDFront Left UpperUnder 7500lb GVW
1994GMCK1500 SuburbanFront Left Upper
1994GMCK2500Front Left UpperUnder 7500lb GVW
1994GMCSafariAWDFront Left Upper
1994GMCYukonFront Left Upper
1993ChevroletAstroAWDFront Left Upper
1993ChevroletBlazerFront Left Upper
1993ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1993ChevroletK1500 SuburbanFront Left Upper
1993ChevroletK2500Front Left UpperUnder 7500lb GVW
1993GMCK15004WDFront Left UpperUnder 7500lb GVW
1993GMCK1500 SuburbanFront Left Upper
1993GMCK2500Front Left UpperUnder 7500lb GVW
1993GMCSafariAWDFront Left Upper
1993GMCYukonFront Left Upper
1992ChevroletAstroAWDFront Left Upper
1992ChevroletBlazerFront Left Upper
1992ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1992ChevroletK1500 SuburbanFront Left Upper
1992ChevroletK2500Front Left UpperUnder 7500lb GVW
1992GMCK15004WDFront Left UpperUnder 7500lb GVW
1992GMCK1500 SuburbanFront Left Upper
1992GMCK2500Front Left UpperUnder 7500lb GVW
1992GMCSafariAWDFront Left Upper
1992GMCYukonFront Left Upper
1991ChevroletAstroAWDFront Left Upper
1991ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1991ChevroletK2500Front Left UpperUnder 7500lb GVW
1991GMCK15004WDFront Left UpperUnder 7500lb GVW
1991GMCK2500Front Left UpperUnder 7500lb GVW
1991GMCSafariAWDFront Left Upper
1990ChevroletAstroAWDFront Left Upper
1990ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1990ChevroletK2500Front Left UpperUnder 7500lb GVW
1990GMCK15004WDFront Left UpperUnder 7500lb GVW
1990GMCK2500Front Left UpperUnder 7500lb GVW
1990GMCSafariAWDFront Left Upper
1989ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1989ChevroletK2500Front Left UpperUnder 7500lb GVW
1989GMCK15004WDFront Left UpperUnder 7500lb GVW
1988ChevroletK15004WDFront Left UpperUnder 7500lb GVW
1988GMCK15004WDFront Left UpperUnder 7500lb GVW

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

This part directly replaces or is cross-referenced with the following part numbers:

12388431

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