Bilstein B8 Front Upper Control Arm Kit for Select 2003-2024 Toyota 4Runner, FJ Cruiser, Lexus GX460/470

Fits select 2003-2024 Toyota 4Runner, FJ Cruiser, and Lexus GX460/GX470. This Bilstein B8 upper control arm (UCA) kit is a direct-fit upgrade designed specifically for trucks and SUVs with lifted suspensions.

Built from high-strength tubular 4130 chromoly steel, these arms solve common alignment issues by correcting caster angles to restore straight-line stability and steering feel. The refined pivot angles allow for increased wheel travel and reduced stress on joints during suspension cycling. Each arm is finished in a durable black powder coat and features greasable polyurethane bushings and heavy-duty ball joints for a balance of smooth ride quality and long-term durability. All components are fully replaceable, ensuring your suspension remains serviceable for the life of the vehicle.

• Corrects caster alignment for better stability on lifted vehicles
• Tubular 4130 chromoly steel construction for improved spring and shock clearance
• Heavy-duty ball joints and greasable polyurethane bushings
• Compatible with all Bilstein shocks and coilover kits
• Includes both driver and passenger side control arms and all necessary installation hardware
• Manufacturer Part Number: 51-304690