SKP SK520393 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Brand SKP SK520393
Position Front Left Lower
Fits Buick and Cadillac · 12 vehicles

Direct-fit replacement. Replacement suspension control arm and ball joint assembly for service use.

OE-style interchange. Cross-references common aftermarket numbers for the same application.

Fitment-specific. Listed for select Buick and Cadillac suspension configurations.

Cross-references Dorman - OE Solutions 520-393, Mevotech Original Grade GK80354 and MOOG Chassis Products RK80354 for the same application. See all 7.

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Suspension Control Arm Assembly

The SKP SK520393 is a suspension control arm and ball joint assembly for specific GM full-size sedan applications. It is a direct-fit replacement for the front left lower position and is listed for Buick Lucerne and Cadillac DTS models with the noted suspension restriction.

Key Features

  • Direct-fit suspension control arm and ball joint assembly
  • Fits front left lower suspension applications
  • Compatible With 2006-2011 Buick Lucerne, front left lower
  • Compatible With 2006-2011 Cadillac DTS, front left lower, without heavy duty suspension
  • Cross-references Dorman - OE Solutions 520-393 for the same application
  • Part number SK520393 for easy identification

Detailed Description

SK520393 is built for vehicles that need a replacement control arm with an integrated ball joint in the front left lower suspension position. This part number is listed for 2006-2011 Buick Lucerne and 2006-2011 Cadillac DTS, with the Cadillac application limited to models without heavy duty suspension. Use SK520393 when replacing a worn or damaged suspension arm on these vehicles and when matching the original mounting position is required.

What It Helps Fix

  • Excessive suspension looseness or play
  • Clunking or knocking from the front suspension
  • Uneven tire wear caused by worn suspension geometry
  • Steering instability from a deteriorated control arm or ball joint

Installation Notes and Tips

Verify the vehicle’s suspension configuration before ordering, especially on Cadillac DTS models with the heavy duty suspension option excluded from fitment. Confirm the front left lower mounting position and compare the original part number SK520393 before installation. A proper alignment is recommended after suspension component replacement.

Quality Assurance

SKP replacement suspension components are cataloged for direct-fit service applications and are supported by OE-style interchange references, including Dorman - OE Solutions 520-393, Mevotech Original Grade GK80354, and MOOG Chassis Products RK80354.

This part fits 12 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2011BuickLucerneFront Left Lower
2011CadillacDTSFront Left Lowerw/o Heavy Duty Suspension
2010BuickLucerneFront Left Lower
2010CadillacDTSFront Left Lowerw/o Heavy Duty Suspension
2009BuickLucerneFront Left Lower
2009CadillacDTSFront Left Lowerw/o Heavy Duty Suspension
2008BuickLucerneFront Left Lower
2008CadillacDTSFront Left Lowerw/o Heavy Duty Suspension
2007BuickLucerneFront Left Lower
2007CadillacDTSFront Left Lowerw/o Heavy Duty Suspension
2006BuickLucerneFront Left Lower
2006CadillacDTSFront Left Lowerw/o Heavy Duty Suspension
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 520-393Mevotech Original Grade — GK80354MOOG Chassis Products — RK8035452039315939599MK80354WC110393