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![RT21058 Adjustable Upper Control Arm Set for 2007-2018 Jeep Wrangler JK [Front, Rubber Bushings, 2 in. DOM Tubing]](https://www.jegs.com/images/mini_750/0/077/077-rt21058.jpg)
Vehicle Info NeededCROWN AUTOMOTIVEPART NUMBER: 077-RT21058
RT21058 Adjustable Upper Control Arm Set for 2007-2018 Jeep Wrangler JK [Front, Rubber Bushings, 2 in. DOM Tubing]
$13999
Ships on 09/15/2026
Lowest Price GuaranteeJeep
Adjustable Upper Control Arm Set2007-2018 Jeep Wrangler JK; Front Rubber Bushings; 2 In. DOM Steel Tubing See Fitment Tab For All Applications Sold As A Set
The Crown Automotive RT21058 Adjustable Upper Control Arm Set is an RT Off-Road performance upgrade for the front upper control arms on 2007-2018 Jeep Wrangler JK models. Built from 2 in. DOM steel tubing with rubber bushings, these adjustable arms allow precise caster angle correction when lifting the vehicle, restoring proper alignment geometry and improving handling.
Crown Automotive RT21058 Adjustable Upper Control Arm Set Features:
- Fits 2007-2018 Jeep Wrangler JK; Front upper control arm positions
- Adjustable design allows caster correction for lifted applications
- 2 in. DOM steel tubing construction for strength and durability
- Rubber bushings provide a quiet, factory-like ride quality
- Sold As A Set
Part TypeControl Arm
BrandCROWN AUTOMOTIVE
Package Height3.25
Package Width6.5
Package Length19.5
Weight16.4 PG
Part CategoryReplacement Parts
Hardware IncludedNo
Arm FinishBlack powdercoated
PositionFront
Bushing MaterialRubber
QuantitySold as a pair
Control Arm TypeUpper
AdjustableYes
Arm MaterialDOM
Part FitmentDirect Fit
Bushings IncludedYes
Control Arm StyleFully adjustable
Vendor Part NumberRT21058
Package Qty1
Package TypeEA
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