UMI Performance 3665-B Rear Sway Bar 1 Inch Solid Steel

The UMI Performance 3665-B is a heavy-duty 1-inch solid rear sway bar engineered to significantly improve handling performance by reducing body roll and understeer while increasing cornering capabilities. This results in a more balanced and responsive suspension system for your classic Chevy B-Body.

Construction and Materials:

• Manufactured from 1-inch solid high carbon steel for maximum strength
• Heat treated for enhanced durability and performance
• Formed as one solid piece to ensure structural integrity
• Black powder coat finish for corrosion resistance

Complete Installation Kit:

• Includes all Grade 8 hardware for secure installation
• Compatible with factory control arms featuring factory sway bar holes
• Works with UMI Performance lower control arms (part #3655)

Important Compatibility Note: This sway bar is designed exclusively for use with stock GM axle housings and will interfere with Ford 9-inch rear axles. Proudly designed and manufactured in Philipsburg, Pennsylvania using CNC machining, laser cutting, and precision welding techniques.