UCA Kits Features and Benefits:

- Includes DOM tube steel upper control arms.

- Designed for lift height of 0"-2.5" , 6" ReadyLift 

- Compatible with stock wheels and tires.

- TCT - Terrain Control Technology maintenance-free pivot bushings.

- Stock/Leveled & Big Lift trucks.*

- Proprietary Heavy-Duty High-Angle Ball Joint - Allows for increased strength and angle for greater wheel travel for lifted applications without sacrificing ride quality.

- Billet O-Ring Dust Cap and Sealed Ball Joint Assembly - Protects the ball joint assembly from corrosion, dirt and debris in harsh off-road conditions.

- Gusseted Pivot and Ball Joint Housings - Designed for maximum clearance and engineered for maximum strength.

- Super-durable polyester Black Powder Coat Finish is Long-lasting, maintains a premium look, and protects from humidity and corrosion.

NOTE: DO NOT EXCEED AN ASSEMBLED COILOVER LENGTH OF 22.25” OR BINDING WILL OCCUR.

IF USING ON A 6” KIT, DO NOT EXCEED 27.69” EXTENDED LENGTH OR BINDING WILL OCCUR.

IF USING 67-39640 WITH A NON-APPROVED KIT, YOU MUST CYCLE TO VERIFY NOTHING WILL BIND. READYLIFT WILL NOT WARRANTY ANY NON-APPROVED KIT COMBINATION.

• ReadyLIFT’s all-new Upper Control Arms provide the strength of a race-style uni-ball arm with the ride quality and characteristics of factory parts through the use of a newly designed High Angle Ball Joint. These new arms offer increased strength and travel for your suspension, with corrected geometry and alignment after your vehicle is lifted. The new UCA’s are designed for OE like ride quality on-road without the noise of traditional uni-ball arms. “Our proprietary pivot bushings used inside the control arm pocket, ReadyLIFT uses proprietary Terrain Control Technology bushings to ensure quiet, durable, and stable pivot performance. Finally, ReadyLIFT arms are powder-coated for an attractive yet durable finish combined with a sealed dust cap providing for years of quiet performance.