JKS Manufacturing JKS1616 Adjustable J-Flex Front Upper Control Arms for 2018-2021 Jeep Wrangler JL and Gladiator JT

JKS Manufacturing 18-21 Jeep Wrangler JL/Gladiator JT Adjustable J-Flex Upper Control Arms - Front

Improve front suspension adjustability and off-road performance with JKS Manufacturing JKS1616 Adjustable J-Flex Upper Control Arms. Designed for 2018-2021 Jeep Wrangler JL models and Jeep Gladiator JT applications, these front control arms help provide precise suspension geometry correction for lifted vehicles while supporting improved axle positioning and alignment.
The J-Flex design combines durable construction with adjustability to help accommodate suspension lift changes and demanding trail use. Adjustable control arms allow installers to fine-tune caster and suspension geometry, helping promote predictable handling and stable performance on and off the road. They are engineered as a direct-fit upgrade for compatible factory suspension configurations and are intended for front axle applications.
JKS Manufacturing is known for developing purpose-built Jeep suspension components that balance strength, serviceability, and practical installation. The JKS1616 control arms are suitable for Jeep enthusiasts seeking improved suspension setup flexibility without sacrificing everyday drivability. Verify vehicle year, model, lift configuration, and front suspension compatibility before installation.
Professional installation is recommended, and all suspension components should be inspected and properly torqued according to the applicable vehicle and product instructions. This product may contain chemicals known to the State of California to cause cancer or reproductive harm under California Proposition 65.

Features:

• Application: Front upper control arms for compatible 2018-2021 Jeep Wrangler JL and Jeep Gladiator JT models

• Adjustability: Helps fine-tune front suspension geometry after lifting or modifying the vehicle

• Design: J-Flex construction engineered for demanding street and off-road suspension use

• Performance: Supports improved axle positioning, caster adjustment, and handling stability

• Brand: JKS Manufacturing

• Part Number: JKS1616

Compatible With
2018 Jeep Wrangler
2019 Jeep Wrangler
2020 Jeep Gladiator
2020 Jeep Wrangler
2021 Jeep Gladiator
2021 Jeep Wrangler
2022 Jeep Gladiator
2022 Jeep Wrangler
2023 Jeep Gladiator
2023 Jeep Wrangler
2024 Jeep Gladiator
2024 Jeep Wrangler
2025 Jeep Gladiator
2025 Jeep Wrangler
2026 Jeep Wrangler