Homeβ€Ί Suspension > Suspension, Springs and Related Componentsβ€Ί Delphi TD4378W Suspension Control Arm Bushing Kit - Front Lower
Part #: TD4378W

Delphi TD4378W Suspension Control Arm Bushing Kit - Front Lower

Front Lower
156 vehicles fit this part
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Fitment: Chevrolet, GMC, and Cadillac, Astro, Safari, Escalade, Tahoe, Yukon, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, and Blazer
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Delphi Suspension Control Arm Bushing Kit Overview

The Delphi TD4378W Suspension Control Arm Bushing Kit is designed for front lower suspension applications on select Cadillac, Chevrolet, and GMC models. Constructed from durable rubber and steel, this gray-colored bushing kit provides a standard replacement solution to maintain proper suspension function and vehicle stability.

  • Material: Rubber and steel for durability and flexibility
  • Color: Gray
  • Item Grade: Standard replacement quality
  • Position: Front lower suspension control arm
  • Compatible with Cadillac, Chevrolet, and GMC models including Astro, Blazer, Escalade, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Safari, Tahoe, and Yukon

Detailed Product Description

The TD4378W suspension control arm bushing kit by Delphi is engineered to replace worn or damaged bushings in the front lower suspension control arms of various GM vehicles. The combination of rubber and steel materials ensures effective vibration dampening and structural support, helping to maintain proper wheel alignment and suspension geometry. This gray bushing kit meets standard replacement specifications, making it suitable for routine maintenance or repair on compatible Cadillac, Chevrolet, and GMC trucks and SUVs.

Common Applications and Problem Solving

  • Reduces suspension noise and vibration caused by worn bushings
  • Restores proper front lower control arm movement and alignment
  • Improves handling and steering response on vehicles like the Chevrolet Tahoe and GMC Yukon
  • Prevents premature tire wear due to suspension misalignment
  • Addresses front suspension looseness or clunking in models such as the Cadillac Escalade and Chevrolet Blazer

Installation Notes and Tips

  • Ensure vehicle is securely lifted and supported before beginning installation
  • Remove old bushings carefully to avoid damage to control arm components
  • Use appropriate tools to press in new rubber and steel bushings evenly
  • Check alignment after installation to confirm proper suspension geometry
  • Consult vehicle-specific service manual for torque specifications and procedures

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet OEM standards for fit and function. The TD4378W bushing kit undergoes quality control testing to ensure durability and performance. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects to provide confidence in the product's reliability.

BrandDelphi
Part NumberTD4378W
ColorGray
Item GradeStandard Replacement
MaterialRubber and Steel
Position(s)Front Lower

This part fits 156 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2005ChevroletAstroAWDFront Lower
2005GMCSafariAWDFront Lower
2004ChevroletAstroAWDFront Lower
2004GMCSafariAWDFront Lower
2003ChevroletAstroAWDFront Lower
2003GMCSafariAWDFront Lower
2002ChevroletAstroAWDFront Lower
2002GMCSafariAWDFront Lower
2001ChevroletAstroAWDFront Lower
2001GMCSafariAWDFront Lower
2000CadillacEscaladeFront Lower
2000ChevroletAstroAWDFront Lower
2000ChevroletTahoe4WDFront Lower
2000GMCSafariAWDFront Lower
2000GMCYukonFront Lower
1999CadillacEscaladeFront Lower
1999ChevroletAstroAWDFront Lower
1999ChevroletK1500Front Lower
1999ChevroletK1500 SuburbanFront Lower
1999ChevroletK2500Front Lower
1999ChevroletK2500 SuburbanFront Lower
1999ChevroletK3500Front Lower
1999ChevroletTahoe4WDFront Lower
1999GMCK1500Front Lower
1999GMCK1500 SuburbanFront Lower
1999GMCK2500Front Lower
1999GMCK2500 SuburbanFront Lower
1999GMCK3500Front Lower
1999GMCSafariAWDFront Lower
1999GMCYukon4WDFront Lower
1998ChevroletAstroAWDFront Lower
1998ChevroletK1500Front Lower
1998ChevroletK1500 SuburbanFront Lower
1998ChevroletK2500Front Lower
1998ChevroletK2500 SuburbanFront Lower
1998ChevroletK3500Front Lower
1998ChevroletTahoe4WDFront Lower
1998GMCK1500Front Lower
1998GMCK1500 SuburbanFront Lower
1998GMCK2500Front Lower
1998GMCK2500 SuburbanFront Lower
1998GMCK3500Front Lower
1998GMCSafariAWDFront Lower
1998GMCYukon4WDFront Lower
1997ChevroletAstroAWDFront Lower
1997ChevroletK1500Front Lower
1997ChevroletK1500 SuburbanFront Lower
1997ChevroletK2500Front Lower
1997ChevroletK2500 SuburbanFront Lower
1997ChevroletK3500Front Lower
1997ChevroletTahoe4WDFront Lower
1997GMCK1500Front Lower
1997GMCK1500 SuburbanFront Lower
1997GMCK2500Front Lower
1997GMCK2500 SuburbanFront Lower
1997GMCK3500Front Lower
1997GMCSafariAWDFront Lower
1997GMCYukon4WDFront Lower
1996ChevroletAstroAWDFront Lower
1996ChevroletK1500Front Lower
1996ChevroletK1500 SuburbanFront Lower
1996ChevroletK2500Front Lower
1996ChevroletK2500 SuburbanFront Lower
1996ChevroletK3500Front Lower
1996ChevroletTahoe4WDFront Lower
1996GMCK1500Front Lower
1996GMCK1500 SuburbanFront Lower
1996GMCK2500Front Lower
1996GMCK2500 SuburbanFront Lower
1996GMCK3500Front Lower
1996GMCSafariAWDFront Lower
1996GMCYukon4WDFront Lower
1995ChevroletAstroAWDFront Lower
1995ChevroletK1500Front Lower
1995ChevroletK1500 SuburbanFront Lower
1995ChevroletK2500Front Lower
1995ChevroletK2500 SuburbanFront Lower
1995ChevroletK3500Front Lower
1995ChevroletTahoe4WDFront Lower
1995GMCK1500Front Lower
1995GMCK1500 SuburbanFront Lower
1995GMCK2500Front Lower
1995GMCK2500 SuburbanFront Lower
1995GMCK3500Front Lower
1995GMCSafariAWDFront Lower
1995GMCYukon4WDFront Lower
1994ChevroletAstroAWDFront Lower
1994ChevroletBlazerFront Lower
1994ChevroletK1500Front Lower
1994ChevroletK1500 SuburbanFront Lower
1994ChevroletK2500Front Lower
1994ChevroletK2500 SuburbanFront Lower
1994ChevroletK3500Front Lower
1994GMCK1500Front Lower
1994GMCK1500 SuburbanFront Lower
1994GMCK2500Front Lower
1994GMCK2500 SuburbanFront Lower
1994GMCK3500Front Lower
1994GMCSafariAWDFront Lower
1994GMCYukonFront Lower
1993ChevroletAstroAWDFront Lower
1993ChevroletBlazerFront Lower
1993ChevroletK1500Front Lower
1993ChevroletK1500 SuburbanFront Lower
1993ChevroletK2500Front Lower
1993ChevroletK2500 SuburbanFront Lower
1993ChevroletK3500Front Lower
1993GMCK1500Front Lower
1993GMCK1500 SuburbanFront Lower
1993GMCK2500Front Lower
1993GMCK2500 SuburbanFront Lower
1993GMCK3500Front Lower
1993GMCSafariAWDFront Lower
1993GMCYukonFront Lower
1992ChevroletAstroAWDFront Lower
1992ChevroletBlazerFront Lower
1992ChevroletK1500Front Lower
1992ChevroletK1500 SuburbanFront Lower
1992ChevroletK2500Front Lower
1992ChevroletK2500 SuburbanFront Lower
1992ChevroletK3500Front Lower
1992GMCK1500Front Lower
1992GMCK1500 SuburbanFront Lower
1992GMCK2500Front Lower
1992GMCK2500 SuburbanFront Lower
1992GMCK3500Front Lower
1992GMCSafariAWDFront Lower
1992GMCYukonFront Lower
1991ChevroletAstroAWDFront Lower
1991ChevroletK1500Front Lower
1991ChevroletK2500Front Lower
1991ChevroletK3500Front Lower
1991GMCK1500Front Lower
1991GMCK2500Front Lower
1991GMCK3500Front Lower
1991GMCSafariAWDFront Lower
1990ChevroletAstroAWDFront Lower
1990ChevroletK1500Front Lower
1990ChevroletK2500Front Lower
1990ChevroletK3500Front Lower
1990GMCK1500Front Lower
1990GMCK2500Front Lower
1990GMCK3500Front Lower
1990GMCSafariAWDFront Lower
1989ChevroletK1500Front Lower
1989ChevroletK2500Front Lower
1989ChevroletK3500Front Lower
1989GMCK1500Front Lower
1989GMCK2500Front Lower
1989GMCK3500Front Lower
1988ChevroletK1500Front Lower
1988ChevroletK2500Front Lower
1988ChevroletK3500Front Lower
1988GMCK1500Front Lower
1988GMCK2500Front Lower
1988GMCK3500Front 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:

15567828K6329

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