SPC Performance Adjustable Upper Control Arm

2018–2024 Jeep Wrangler / 2018 Jeep Wrangler JK / 2020–2024 Jeep Gladiator

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Overview:

The SPC Performance Adjustable Upper Control Arm for the front right side is engineered to enhance the suspension performance of Jeep Wrangler (2018–2024), Wrangler JK (2018), and Gladiator (2020–2024) models. Designed as a direct-fit replacement, this control arm adds strength and flexibility to your vehicle’s stock-height or lifted suspension setup. It allows for on-car adjustments of caster and pinion angles, improving handling, articulation, and driveline alignment without the need for disassembly or complex modifications.

Ideal for off-road enthusiasts and daily drivers alike, this control arm delivers improved suspension geometry and durability, ensuring your Jeep performs reliably on and off the pavement.

Key Features:

Built to provide precise suspension tuning and enhanced articulation, the SPC Performance Adjustable Upper Control Arm includes the following features:

• Direct-fit design for easy installation on front right side of Jeep Wrangler, Wrangler JK, and Gladiator models
• Dual-threaded adjuster with jam nut enables quick and accurate caster and pinion angle adjustments up to +2 degrees
• Maintenance-free, self-lubricated xAxis sealed flex joints for smooth, bind-free articulation
• Corrosion-resistant coating protects against harsh environmental elements and extends product life
• Compatible with both stock-height and lifted suspension setups
• Eliminates the need to disconnect the control arm or manipulate cams and slotted holes during adjustments
• Enhances suspension strength and articulation flexibility for improved off-road capability

Construction & Design:

Crafted with durability and performance in mind, this upper control arm features high-strength materials and precision engineering. The sealed xAxis joints are self-lubricating, reducing maintenance requirements and ensuring consistent, smooth movement under demanding conditions. The corrosion-resistant finish safeguards the arm from rust and wear, making it suitable for all weather and terrain types. The dual-threaded adjuster design allows for fine-tuning suspension geometry without compromising structural integrity.

Installation & Fitment:

This SPC Performance Adjustable Upper Control Arm is a direct replacement for the factory front right upper control arm on compatible Jeep models. Installation is straightforward and requires no special modifications or disassembly of the arm itself. The dual-threaded adjuster and jam nut system allow for on-vehicle adjustments of caster and pinion angles, simplifying alignment and suspension tuning. This product fits the following vehicles:

• Jeep Wrangler (2018–2024), including Rubicon, Sport, Sahara, Willys, and various special editions
• Jeep Wrangler JK (2018) models including Rubicon, Sahara, Sport, and Unlimited variants
• Jeep Gladiator (2020–2024) including Rubicon, Mojave, Overland, Sport, and special editions

What's Included:

• One SPC Performance Adjustable Upper Control Arm (Front Right)
• Dual-threaded adjuster with jam nut pre-installed
• Sealed xAxis flex joint assembly
• Installation instructions

Ideal For:

This adjustable upper control arm is perfect for Jeep owners looking to improve suspension geometry and articulation without extensive modifications. It suits off-road enthusiasts who demand greater durability and flexibility from their suspension components, as well as daily drivers seeking enhanced handling and driveline alignment after installing a lift or leveling kit. Its maintenance-free design also appeals to those who prefer hassle-free upgrades with long-lasting performance.

Emissions Note

California Residents: Please be aware that this product contains self-lubricated and sealed xAxis joints designed for maintenance-free operation. Always verify local regulations regarding aftermarket suspension components before installation.

SPC Performance serves the performance and enthusiast market with a lineup of aftermarket parts that help drivers personalize and refine their builds. Whether you’re chasing sharper response, better durability, or a more purpose-built look, SPC Performance products are designed to fit into street, track, and weekend-wrenching goals. Consider SPC Performance when you want practical upgrades with a performance-first mindset.