RockJock RockNut 2021+ Ford Bronco Billet Aluminum Johnny Joint Rear Control Arm Set (Adjustable)

The RockJock Johnny Joint Billet Aluminum RockNut Rear Control Arm Set for the 2021-up Bronco provides you with extremely heavy duty, adjustable length control arms to replace your factory control arms. Adjustable control arms are a must for aligning lifted vehicles to get your pinion angle specs. in check!

These arms are CNC machined from 7075-T6 aluminum, feature RockJock's patent pending RockNut locking nut technology and RockJock's 2 1/2 in. Johnny Joints with massive 1 1/4 in. RH & LH threads!

Johnny Joints, the original and most durable high-articulation urethane suspension joint on the market, feature a smooth steel ball that pivots inside a proprietary urethane shell to provide over 30 degrees (per joint) of quiet, shock dampening articulation - without the excessive deflection found in soft rubber-based “flex joints in.. Johnny Joints deliver a smooth, comfortable on-road ride with the ultimate in off-road capability. They are so trusted, that they are used by multiple commercial suspension companies, for both street and off-road suspension systems. Learn more here.

Arms are fully greasable, fully adjustable and feature machined-in wrench flats. Finished in clear anodize on the arms and gold zinc plating on the Johnny Joint ends.

Kit Fits:

• 2021-up Bronco – All Models

Kit Includes:

• Johnny Joint Billet Aluminum Rear Upper Control Arms (Pair)
• Johnny Joint Billet Aluminum Rear Lower Control Arms (Pair)

Adjustment Range:

• Upper Arms Closed – 13.900 in.
• Upper Arms Extended – 16.000 in.
• Lower Arms Closed – 25.100 in.
• Lower Arms Extended – 27.000 in.

Notes:

• Factory hardware is retained to attach arms to the axle and the chassis.
• Upper arms are fabricated from 1 5/8 in. solid 7075-T6 aluminum bar.
• Upper Arm RockNuts require a 1 3/4 in. wrench
• Upper Arm wrench flats require a 1 1/2 in. wrench.
• Lower arms are fabricated from 2 in. solid 7075-T6 aluminum bar.
• Lower Arm RockNuts require a 1 7/8 in. wrench
• Lower Arm wrench flats require a 1 3/4 in. wrench.
• Adjusters feature 1 1/4 in.-12 RH & LH threads.
• Johnny Joint ends are fully rebuildable – should the need arise.