UMI Performance 643233-b Street Performance A-Arm Kit GM C10 C15 Upper Lower

The UMI Performance 643233-b Street Performance A-Arm Kit enhances steering feel, cornering, and reduces wandering for both Power Tour and daily driving. The increased caster improves steering precision while the Delrin bushings ensure smooth suspension action. This comprehensive upper and lower A-arm replacement kit transforms the front suspension of your squarebody truck with precision-engineered components designed for improved handling and long-lasting performance.

Key Features:

• Direct bolt-in installation, compatible with stock springs, UMI springs, and most lowering springs
• Made in the USA with quality materials, including tough 4140 machined cross shafts and North American DOM tubing and plate
• Integrated bump stops, Proforged ball joint, and geometry-corrected ball joint pad for improved stability
• Integrated brake cable tab for easy routing
• UMI-manufactured Delrin bushings for precision handling and smooth suspension action
• Powder coated finish for durability and corrosion resistance

Proudly partnering with leading USA steel suppliers, UMI sources the finest North American mined and milled steel with machine-guided DOM tubing bends that maintain correct geometry while maintaining material strength. This kit represents the perfect upgrade for enthusiasts looking to improve their C10's handling characteristics without sacrificing ride quality or compatibility with existing components.