AST PSB 437 Control Arm Bushing Kit Polyurethane

The AST PSB 437 Control Arm Bushing Kit provides a durable polyurethane solution for replacing worn factory rubber control arm bushings. Designed as a direct-fit OEM replacement, this bushing kit restores proper suspension geometry and handling while offering superior longevity compared to original equipment rubber bushings.

Key Features:

• Polyurethane construction for enhanced durability and longer service life
• Direct-fit OEM replacement design for straightforward installation
• Helps eliminate suspension slop and improve handling response
• More resistant to oil, chemicals, and environmental degradation than rubber
• Reduces excessive control arm movement for better alignment stability

AST suspension bushings are engineered to meet or exceed OE specifications, providing reliable performance for daily drivers and performance applications. Installation typically requires a hydraulic press and may involve reusing original metal sleeves depending on bushing design.