Ford Bronco Control Arm Set - Rear Lower - RockJock RockNut Billet Aluminum Johnny Joint, Double Adjustable (Clear Anodized + Gold Zinc) for 2021–2027. Heavy-duty, double-adjustable rear lower arms replace the factory pieces and simplify alignment on lifted Broncos.

CNC-machined from 7075-T6 aluminum, these arms use RockJock’s patent-pending RockNut locking system and 2.5 in. Johnny Joints with 1-1/4 in. RH and LH threads. They’re fully greasable, feature machined-in wrench flats, and let you dial pinion angle or wheelbase without removing either end from the vehicle. Clear anodized arms and gold zinc joint ends provide durable corrosion protection.

Features

• Double-adjustable; in-vehicle tuning
• 7075-T6 billet aluminum construction
• RockNut locking nut technology (patent-pending)
• 2.5 in. Johnny Joints, 1-1/4 in. RH/LH threads
• Fully greasable; machined-in wrench flats
• Finish: clear anodize (arms), gold zinc (ends)

Questions or planning a build? Call Austin, TX at 512-982-9393 or Los Angeles, CA area at 562-981-6800. We offer installation and customization at both locations.

Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov