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Dorman 521-921 Suspension Control Arm and Ball Joint Assembly - Front Left LowerOE Quality 60-Day Returns
Dorman 521-921 Suspension Control Arm and Ball Joint Assembly - Front Left Lower - view 1
Dorman 521-921 Suspension Control Arm and Ball Joint Assembly - Front Left Lower - view 2
Part #: 521-921

Dorman 521-921 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Front Left Lower
⚙️ 92 vehicles fit this part
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Select your vehicle to confirm fitment
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Express 2500, Express 3500, Savana 2500, and Savana 3500
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Dorman 521-921 Suspension Control Arm and Ball Joint Assembly - Front Left Lower
BrandDorman
Part Number521-921
Pre-GreasedYes
Grease Fitting IncludedNo
Suspension Grade TypeLight
Bushings IncludedYes
Ball Joint Mounting TypeBolt in
Ball Joint Stud TypeThreaded
Control Arm MaterialIron
Mounting Hardware IncludedYes
Mounting Hole Quantity1
AdjustableNo
Control Arm Maximum Width495
Control Arm ColorBlack
Ball Joint Thread Diameter16
Control Arm Maximum Length520
Bushing MaterialRubber
Ball Joint IncludedYes
Ball Joint InstalledYes
Control Arm TypeCasting/forged
Grade TypeStandard
Mounting Hole Diameter16.3 mm
Package ContentsControl arm/ball joint; nut

This part fits 92 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2025ChevroletExpress 2500Front Left Lower
2025ChevroletExpress 3500Front Left Lower
2025GMCSavana 2500Front Left Lower
2025GMCSavana 3500Front Left Lower
2024ChevroletExpress 2500Front Left Lower
2024ChevroletExpress 3500Front Left Lower
2024GMCSavana 2500Front Left Lower
2024GMCSavana 3500Front Left Lower
2023ChevroletExpress 2500Front Left Lower
2023ChevroletExpress 3500Front Left Lower
2023GMCSavana 2500Front Left Lower
2023GMCSavana 3500Front Left Lower
2022ChevroletExpress 2500Front Left Lower
2022ChevroletExpress 3500Front Left Lower
2022GMCSavana 2500Front Left Lower
2022GMCSavana 3500Front Left Lower
2021ChevroletExpress 2500Front Left Lower
2021ChevroletExpress 3500Front Left Lower
2021GMCSavana 2500Front Left Lower
2021GMCSavana 3500Front Left Lower
2020ChevroletExpress 2500Front Left Lower
2020ChevroletExpress 3500Front Left Lower
2020GMCSavana 2500Front Left Lower
2020GMCSavana 3500Front Left Lower
2019ChevroletExpress 2500Front Left Lower
2019ChevroletExpress 3500Front Left Lower
2019GMCSavana 2500Front Left Lower
2019GMCSavana 3500Front Left Lower
2018ChevroletExpress 2500Front Left Lower
2018ChevroletExpress 3500Front Left Lower
2018GMCSavana 2500Front Left Lowerw/8600 GVW
2018GMCSavana 3500Front Left Lower
2017ChevroletExpress 2500Front Left Lower
2017ChevroletExpress 3500Front Left Lower
2017GMCSavana 2500Front Left Lower
2017GMCSavana 3500Front Left Lower
2016ChevroletExpress 2500Front Left Lower
2016ChevroletExpress 3500Front Left Lower
2016GMCSavana 2500Front Left Lower
2016GMCSavana 3500Front Left Lower
2015ChevroletExpress 2500Front Left Lower
2015ChevroletExpress 3500Front Left Lower
2015GMCSavana 2500Front Left Lower
2015GMCSavana 3500Front Left Lower
2014ChevroletExpress 2500Front Left Lower
2014ChevroletExpress 3500Front Left Lower
2014GMCSavana 2500Front Left Lower
2014GMCSavana 3500Front Left Lower
2013ChevroletExpress 2500Front Left Lower
2013ChevroletExpress 3500Front Left Lower
2013GMCSavana 2500Front Left Lower
2013GMCSavana 3500Front Left Lower
2012ChevroletExpress 2500Front Left Lower
2012ChevroletExpress 3500Front Left Lower
2012GMCSavana 2500Front Left Lower
2012GMCSavana 3500Front Left Lower
2011ChevroletExpress 2500Front Left Lower
2011ChevroletExpress 3500Front Left Lower
2011GMCSavana 2500Front Left Lower
2011GMCSavana 3500Front Left Lower
2010ChevroletExpress 2500Front Left Lower
2010ChevroletExpress 3500Front Left Lower
2010GMCSavana 2500Front Left Lower
2010GMCSavana 3500Front Left Lower
2009ChevroletExpress 2500Front Left Lower
2009ChevroletExpress 3500Front Left Lower
2009GMCSavana 2500Front Left Lower
2009GMCSavana 3500Front Left Lower
2008ChevroletExpress 2500Front Left Lower
2008ChevroletExpress 3500Front Left Lower
2008GMCSavana 2500Front Left Lower
2008GMCSavana 3500Front Left Lower
2007ChevroletExpress 2500Front Left Lower
2007ChevroletExpress 3500Front Left Lower
2007GMCSavana 2500Front Left Lower
2007GMCSavana 3500Front Left Lower
2006ChevroletExpress 2500Front Left Lower
2006ChevroletExpress 3500Front Left Lower
2006GMCSavana 2500Front Left Lower
2006GMCSavana 3500Front Left Lower
2005ChevroletExpress 2500RWDFront Left Lower8,500 or 8,600 Lb. GVW
2005ChevroletExpress 3500Front Left Lower
2005GMCSavana 2500RWDFront Left Lower8,500 or 8,600 Lb. GVW
2005GMCSavana 3500Front Left Lower
2004ChevroletExpress 2500RWDFront Left Lower8,500 or 8,600 Lb. GVW
2004ChevroletExpress 3500Front Left Lower
2004GMCSavana 2500RWDFront Left Lower8,500 or 8,600 Lb. GVW
2004GMCSavana 3500Front Left Lower
2003ChevroletExpress 2500RWDFront Left Lower8,500 or 8,600 Lb. GVW
2003ChevroletExpress 3500Front Left Lower
2003GMCSavana 2500RWDFront Left Lower8,500 or 8,600 Lb. GVW
2003GMCSavana 3500Front Left Lower

* 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:

15750832CA1578BCMS501055RK622918

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

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