Dorman Products 521-636 Suspension Control Arm and Ball Joint Assembly

Part Number
Suspension Control Arm

Fits: 86-87 Mazda B2000, 87-93 Mazda B2200, 87-89 Mazda B2600

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Estimated Ship Date: 1 Business Day or Less
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.

BRAND: Dorman - OE Solutions


  • Complete repair - each assembly includes pre-installed ball joint and bushings, saving time and labor
  • Suspension Control Arm
  • Durably designed - additional coatings offer long-lasting rust and corrosion resistance
  • Suspension, Control, Arm, Ball, Joint, Assembly, Arms, Assemblies
  • Quality engineering - underwent industry-leading testing to ensure a smooth, stable and safe ride
  • Trustworthy replacement - this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
  • Mazda B2000 1987-86, Mazda B2200 1993-87, Mazda B2600 1989-87


Ball Joint IncludedYes
Ball Joint InstalledYes
Ball Joint Mounting TypeBolt In
Ball Joint Stud TypeThreaded
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
Mounting Hole Quantity1
Package ContentsControl Arm and Ball Joint Assembly
Suspension Grade TypeLight



  • Mazda: UB3934210A
  • MOOG: RK622004
  • Precision Driveline: 8CB76128
  • Napa Premium: 2607755
  • Mevotech Supreme: CMS761190


  • 1987-1989 Mazda B2600 - Position: Front Right Upper
  • 1986-1987 Mazda B2000 - Position: Front Right Upper
  • 1987-1993 Mazda B2200 - Position: Front Right Upper
Customer Questions
How do suspension stabilizer bars work?
Suspension stabilizer bars, or sway bars, reduce body roll during turns by connecting the suspension on opposite sides of the vehicle and distributing the force of the turn more evenly between the wheels.
Do stabilizer bars affect steering?
Yes, stabilizer bars can affect steering by reducing body roll during turns and improving handling and stability.
Where is the stabilizer bar link?
The stabilizer bar link is a small metal rod with ball joints that connects the stabilizer bar to the suspension system of a vehicle. It is typically located near the wheels and attaches to the control arm or strut of the suspension.
What is the suspension stabilizer bar link?
The suspension stabilizer bar link is a component that connects the suspension stabilizer bar to the suspension system of a vehicle, allowing the stabilizer bar to effectively reduce body roll during turns and improve the handling and stability of the vehicle. It is typically a small metal rod with ball joints on each end.
Can I use Dorman parts to replace OEM parts?
Yes, Dorman parts can often be used as replacements for OEM parts, but it is important to carefully compare specifications and ensure compatibility.
How do I install Dorman shift linkage bushing?
To install a Dorman shift linkage bushing, first locate the old bushing and remove it if necessary. Apply lubricant to the Dorman bushing and slide it onto the shift linkage, tapping it into place with a soft tool until fully seated. Check the alignment and function of the shift linkage after installation.
Where is Dorman manufactured?
Dorman is a global automotive parts supplier with manufacturing facilities in the United States, Mexico, Canada, China, and India. Its headquarters and largest manufacturing facility are located in Colmar, Pennsylvania, USA.
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