HomeSuspension > Suspension, Springs and Related ComponentsDorman 520-820 Suspension Control Arm and Ball Joint Assembly - Front Right Lower
Part #: 520-820

Dorman 520-820 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Front Right Lower
⚙️ 5 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, 626
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Durable Suspension Control Arm and Ball Joint Assembly for Mazda 626

The Dorman 520-820 suspension control arm and ball joint assembly is designed specifically for Mazda 626 models, providing a reliable replacement part that maintains proper suspension geometry. This assembly comes pre-greased and includes all necessary mounting hardware for a straightforward installation.

  • Pre-greased control arm and ball joint for immediate use
  • Includes rubber bushings to reduce vibration and noise
  • Steel construction with casting/forged control arm for strength and durability
  • Ball joint installed with a press-in mounting type and pinch stud
  • Mounting hardware included for complete assembly replacement
  • Compatible with Mazda 626 suspension systems requiring a light suspension grade type

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-820) is engineered with a steel control arm featuring a black finish and a maximum length of 237 mm and width of 288.5 mm. The assembly includes rubber bushings that help absorb road shocks and reduce noise, enhancing ride comfort. The ball joint is pre-installed with a press-in mounting type and a pinch stud, ensuring secure attachment and proper steering response. The assembly is designed for light suspension grade applications and includes one mounting hole with a diameter of 12.3 mm. Mounting hardware is included to facilitate a complete and efficient replacement process.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is compatible with Mazda 626 models, providing a direct replacement for worn or damaged suspension components. It is suitable for those seeking to restore proper suspension function and maintain vehicle handling characteristics.

  • Corrects suspension misalignment and uneven tire wear
  • Eliminates clunking or knocking noises from worn ball joints or bushings
  • Restores steering stability and control
  • Improves ride quality by reducing vibration
  • Addresses issues related to damaged or fatigued control arms

Installation Notes and Tips

Installation of the Dorman 520-820 control arm and ball joint assembly requires basic suspension repair tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the vehicle is securely lifted and supported before removing the old control arm. Verify torque specifications for mounting hardware and ball joint stud to maintain safety and performance. Alignment check after installation is recommended to ensure proper suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 520-820 assembly undergoes quality inspections to verify fitment and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship for replacement parts.

BrandDorman
Part Number520-820
AdjustableNo
Ball Joint IncludedYes
Ball Joint InstalledYes
Ball Joint Mounting TypePress In
Ball Joint Stud TypePinch
Ball Joint Thread Diameter14
Bushing MaterialRubber
Bushings IncludedYes
Control Arm ColorBlack
Control Arm MaterialSteel
Control Arm Maximum Length237
Control Arm Maximum Width288.5
Control Arm TypeCasting/Forged
Grade TypeRegular
Grease Fitting IncludedNo
Mounting Hardware IncludedYes
Mounting Hole Diameter12.3 mm
Mounting Hole Quantity1
Package ContentsControl Arm and Ball Joint Assembly
Pre-GreasedYes
Suspension Grade TypeLight

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
1987Mazda626Front Right Lower
1986Mazda626Front Right Lower
1985Mazda626Front Right Lower
1984Mazda626Front Right Lower
1983Mazda626Front Right 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:

2605349CMS76125G03034300FRK621300

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