TeraFlex Alpine Flexarm Kit Adjustable For 0"- 4-1/2" Lift Jeep Wrangler JL 2018-2021


TeraFlex Adjustable Alpine Flexarm Kit for 2018, 2019, 2020 and 2021 Jeep JL Wranglers with a 0" to 4-1/2" Lift Kit.

Whether you got your rig lifted or not, these adjustable control arms are perfect for 0-4.5” lifts. Retaining factory mounting locations while providing top-of-the-line performance, this kit is going to help your Jeep conquer those trails.

Change out those stock control arms for these fully-adjustable Alpine Flexarm control arms from TeraFlex (1416610). Optimizing pinion and caster angles, and tuning anti-squat geometry, this kit is going to give your 2018-2021 Jeep Wrangler JL the best in suspension alignment.

Made right here in America out of long-lasting 1-5/8” x 0.157” Wall DOM Tubing, these control arms are e-dipped in a durable black finish for corrosion resistance and enhanced durability against the punishment of the off-road.

- Durable 1-5/8” x 0.157” (42mm x 4mm) wall DOM tube provides maximum strength
- Fully-adjustable Alpine Flexarm control arms optimize pinion & caster angles, & tune anti-squat geometry
- Re-centers axles in the wheel well for proper suspension movement or can be used to increase wheelbase
- Full-range of movement will not restrict articulation or flex off-road
- High-quality factory style bushings provide excellent (NVH) damping & ride quality characteristics w/ zero maintenance
- Zero maintenance forged threaded joints for smooth quiet flex
- Premium black e-dipped coating provides superior durability & corrosion resistance on tube & forged rod end housing
- Anodized 6061-T6 aluminum clamp collar to secure rod end after length adjustment

JL/JLU Alpine Flexarm Kit: Front Upper Adjustable Control Arms:
- Factory Length = 20.185”
- Min. Length = 20”
- Max. Length = 21”
- Both Ends = 14mm Bolt

JL/JLU: Alpine Flexarm Kit - Front Lower Adjustable Control Arms:
- Factory Length: 24”
- Min. Length: 24”
- Max. Length: 25.25”
- Both Ends: 16mm Bolt

JL/JLU: Alpine Flexarm Kit - Rear Upper Adjustable Control Arms:
- Factory Length = 17.425”
- Min. Length = 17-3/8”
- Max. Length = 18-1/2”
- Both Ends = 14mm Bolt

JL/JLU | JK/JKU: Alpine Flexarm Kit - Rear Lower Adjustable Control Arms:
- Factory Length = 19-3/4”
- Min. Length = 19-13/16”
- Max. Length = 21-1/16”
- Both Ends = 14mm Bolt

California Residents: Proposition 65 Warning

Installation Difficulty


Novice skill is required for this installation.

Vehicle Fitment

This product will fit the following Wrangler years:

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