Rancho RS66166B Rear Upper Adjustable Control Arm Kit for Jeep Gladiator JT

The Rancho RS66166B adjustable upper control arm kit is engineered to enhance ride quality and suspension performance on Jeep Gladiator JT models with stock ride height or lifts up to 5 inches. This rear upper control arm kit provides the adjustability needed to correct suspension geometry after lifting your vehicle, helping to restore proper axle positioning and caster angle.

Key Features:

• Heavy-duty steel tubing construction for maximum strength and durability
• Rancho D2 maintenance-free bushings reduce noise, vibration, and harshness (NVH)
• Adjustable design allows for precise suspension tuning and geometry correction
• Compatible with stock and lifted Jeep Gladiator JT (up to 5-inch lift)
• Direct bolt-on installation with no modifications required
• Rear upper position for improved axle control and handling

Rancho's precision-engineered control arms help eliminate premature tire wear and driveline vibration caused by improper suspension angles. The D2 bushings provide long-lasting performance without the need for regular greasing or maintenance, making this an ideal upgrade for both daily drivers and off-road enthusiasts.