SuperPro SPF4459AK Leaf Spring Bushing Kit

The SuperPro SPF4459AK is a high-performance polyurethane leaf spring bushing kit engineered to replace worn or deteriorated factory rubber bushings. Designed for superior durability and handling precision, this kit delivers a significant upgrade over OEM rubber components that are prone to cracking, deforming, and wearing out prematurely.

SuperPro bushings are manufactured from their proprietary polyurethane compound, offering excellent resistance to oils, road chemicals, UV exposure, and the stresses of everyday driving and heavy loads. The result is improved suspension geometry control, reduced spring wind-up, and a more responsive, predictable ride.

Key Features:

• Manufactured from SuperPro's advanced polyurethane compound for long-lasting durability
• Resists degradation from oil, grease, road salt, and UV exposure
• Maintains tighter tolerances than OEM rubber bushings for improved handling
• Reduces leaf spring wind-up and lateral movement
• Direct OEM replacement — no modifications required for installation
• Self-lubricating design minimizes maintenance requirements
• Includes all necessary hardware for a complete installation

SuperPro is a globally recognized leader in polyurethane suspension components, trusted by enthusiasts, race teams, and everyday drivers alike. The SPF4459AK bushing kit is an ideal solution for restoring or upgrading the leaf spring suspension on applicable vehicles.