RockNut JL/JK Rear Lower Billet Aluminum Control Arms Double Adjustable RockJock 4x4

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RockJock 4x4

SKU:RJ-142602-101

Regular price $815.00
Regular price Sale price $815.00
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RockJock's RockNut Billet Aluminum Johnny Joint Rear Lower Control Arm Set for the JL Wrangler and Unlimited and JK Wrangler and Unlimited 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 - and double adjustable arms make this job that much easier because neither end of the arm has to be removed from the vehicle for adjustment!

These arms are CNC machined from 7075-T6 aluminum, feature our patent pending RockNut locking nut technology and our 2 1/2 inch Johnny Joints with massive 1 1/4 inch RH and LH threads!

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:

  • JL Wrangler Unlimited (4-door) - All Models
  • JL Wrangler (2-door) - All Models
  • JK Wrangler Unlimited (4-door) - All Models
  • JK Wrangler (2-door) - All Models

Kit Includes:

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

Adjustment Range:

  • Closed - 19.350 in.
  • Extended - 21.210 in.

Notes:

  • Factory hardware is retained to attach arms to the axle and the chassis.
  • Arms are fabricated from 2 in. solid 7075-T6 aluminum bar.
  • RockNuts require a 1 7/8 in. wrench.
  • Wrench flats require a 1 3/4 in. wrench.
  • Adjusters feature 1 1/4 in.-12 RH/LH threads.
  • Applicable Johnny Joint Tool for these Control Arms: CE-9110T

Parts List:

  • RockNut (RH Thread): RJ-572200-1
  • RockNut (LH Thread): RJ-572200-2
  • Johnny Joint Adjuster End (RH Thread): CE-9114F
  • Johnny Joint Adjuster End (LH Thread): CE-9114F-L
  • Johnny Joint Rebuild Kit: CE-9110RK
  • Johnny Joint Pivot Ball: CE-91102
  • Zerk Fittings: CE-1103K21 and CE-9807RLAZ
CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Vehicle Fitment

Year Make Model Trim
2007–2010 Jeep Wrangler X
2007–2010 Jeep Wrangler Unlimited X
2007–2017 Jeep Wrangler Sahara
2007–2025 Jeep Wrangler Unlimited Sahara
2007–2025 Jeep Wrangler Unlimited Rubicon
2007–2025 Jeep Wrangler Rubicon
2010–2025 Jeep Wrangler Unlimited Sport
2010–2025 Jeep Wrangler Sport
2011 Jeep Wrangler Unlimited 70th Anniversary
2011 Jeep Wrangler 70th Anniversary
2016 Jeep Wrangler 75th Anniversary
2016 Jeep Wrangler Sport S
2016 Jeep Wrangler Unlimited Sport S
2016 Jeep Wrangler Unlimited 75th Anniversary
2018 Jeep Wrangler JK Sahara
2018 Jeep Wrangler JK Unlimited Sport S
2018 Jeep Wrangler JK Unlimited Sport
2018 Jeep Wrangler JK Unlimited Sahara
2018 Jeep Wrangler JK Unlimited Rubicon
2018 Jeep Wrangler JK Sport
2018 Jeep Wrangler JK Sport S
2018 Jeep Wrangler JK Rubicon
2018–2019 Jeep Wrangler Unlimited Moab
2018–2025 Jeep Wrangler Unlimited Sport S
2018–2025 Jeep Wrangler Sport S
2021 Jeep Wrangler 80th Anniversary
2021 Jeep Wrangler Freedom
2021 Jeep Wrangler Unlimited 80th Anniversary
2021 Jeep Wrangler Unlimited Freedom
2021 Jeep Wrangler Islander
2021 Jeep Wrangler Unlimited Islander
2021–2023 Jeep Wrangler Unlimited High Altitude
2021–2023 Jeep Wrangler Unlimited Sport Altitude
2021–2023 Jeep Wrangler Unlimited Sahara Altitude
2021–2024 Jeep Wrangler Willys Sport
2021–2024 Jeep Wrangler Unlimited Willys Sport
2021–2024 Jeep Wrangler Unlimited Rubicon 392
2021–2025 Jeep Wrangler Unlimited High Altitude 4xe
2021–2025 Jeep Wrangler Willys
2021–2025 Jeep Wrangler Unlimited Willys
2021–2025 Jeep Wrangler Unlimited Sahara 4xe
2021–2025 Jeep Wrangler Unlimited Rubicon 4xe
2022–2023 Jeep Wrangler Unlimited High Tide
2023 Jeep Wrangler Freedom
2023 Jeep Wrangler Unlimited Freedom
2023–2025 Jeep Wrangler Unlimited Willys 4xe
2024–2025 Jeep Wrangler Unlimited Rubicon X 4xe
2024–2025 Jeep Wrangler Unlimited Rubicon X
2024–2025 Jeep Wrangler Rubicon X
2024–2025 Jeep Wrangler Unlimited Rubicon 392 Final Edition