ICON Vehicle Dynamics 48400DJ Tubular Upper Control Arm Delta Joint Pro Kit

The ICON Vehicle Dynamics 48400DJ Tubular Upper Control Arm Kit delivers premium suspension performance for 2021-2023 Ford Bronco models. Engineered with the all-new Delta Joint PRO technology, these tubular steel control arms unlock maximum suspension travel and articulation for lifted Broncos while maintaining proper alignment geometry.

Delta Joint PRO Technology:

• 90 degrees of free articulation for bind-free suspension movement throughout complete travel range
• 56% more bearing surface area than standard Delta Joints for enhanced durability
• 100% rebuildable and serviceable design - every component can be inspected and replaced
• Chromoly ball and shaft with Rockwell C 55 hardness rating for extreme strength
• Graphite-impregnated sintered metal races provide a precision metal-to-metal bearing interface
• Improved lubrication system with optimized grease channels and enhanced sealing
• Protected grease fitting with anodized billet aluminum dust cap included

Construction and Features:

• Heavy-wall 1026 DOM tubing construction with CNC forming and fixture welding
• Multi-stage black powder coat finish for corrosion resistance
• CNC machined housings for bushings and Delta Joint PRO ensure precise fitment
• Built-in added caster corrects front-end geometry on lifted vehicles for improved handling
• Serviceable Heavy Duty Dual Stage bushings at frame pivots - greaseable and rebuildable
• Precision machined bushing housings deliver responsive driving experience
• Sold as a complete pair with all necessary hardware for installation

These tubular upper control arms provide an optimal balance of performance and value, freeing up front suspension movement to maximize travel for performance shocks and coilovers. The Delta Joint PRO represents a 14% improvement in range of motion over ICON's original Delta Joint design, making it ideal for serious off-road use and lifted Bronco applications.