AST PSB 691 Polyurethane Control Arm Bushing

The AST PSB 691 is a polyurethane control arm bushing designed to replace wear-prone OE rubber bushings with a more durable alternative. AST bushings are urethane-based and impregnated with graphite to aid in lubrication and reduce noise, providing superior longevity compared to standard rubber components.

Key Features:

• Polyurethane construction replaces wear-prone OE rubber bushings
• Graphite-impregnated material for enhanced lubrication and reduced noise
• Direct-fit application equivalent to OE specifications
• Designed to reduce vibration and absorb noise
• Backed by 24-month or 24,000-mile warranty

This replacement bushing provides improved handling characteristics and extended service life compared to original rubber bushings, making it an economical solution for suspension restoration and performance enhancement.