UMI Performance 2013-B Lower Control Arms - Adjustable Chromoly

The UMI Performance 2013-B lower control arms are engineered for street performance enthusiasts seeking superior strength, adjustability, and precise fitment. These on-car adjustable control arms feature premium chromoly construction with a spherical rod end and polyurethane bushing combination designed to deliver enhanced performance while maintaining street comfort.

Construction & Materials:

• Built from 1.250" x 0.095" wall 4130 chromoly steel tubing for exceptional strength-to-weight ratio
• CNC machined tubing ensures perfect fit and precise tolerances
• Fully TIG welded construction for maximum durability
• 4140 chromoly threaded tube adaptors
• Spherical chromoly and Teflon lined rod ends
• Durable powder coat finish for long-lasting protection

Key Features:

• On-car adjustable design using chromoly heat-treated adjuster - no removal required
• Spherical rod end (axle side) and polyurethane bushing (chassis side) configuration
• Polyurethane bushings absorb road noise and vibration for improved ride quality
• Adjustment range allows positioning rear axle forward or backward for tire clearance
• Essential for aftermarket rear axle installations to center housing and prevent tire rubbing
• Uses OEM hardware for straightforward installation
• Ships fully assembled and ready to install

Installation & Adjustment:

Making length adjustments is simple - just loosen two jam nuts and turn the chromoly adjuster while the control arms remain installed on the vehicle. This allows you to quickly lengthen or shorten the arms to achieve proper pinion angle, accommodate larger tires, or center your rear axle housing without the hassle of removal and reinstallation.

Ideal for street performance applications, drag racing, autocross, and aggressive street driving where both performance and daily drivability are priorities.