PRO Coil Spring Isolator - Blk

Prothane PRO Coil Spring Isolator - Black Brand: Prothane Upgrade your suspension with the Prothane PRO Coil Spring Isolator - Blk , engineered to restore ride quality and reduce noise for 1965–1995 GM rear upper coil springs. Molded from durable, high-density polyurethane, this isolator resists sag, cracking, and oil degradation far better than stock rubber. Direct fit: Designed for 65–95 GM rear upper coil spring applications—easy installation, no modification required. Noise & vibration reduction: Dampens spring-to-seat contact to eliminate squeaks and harshness. Durable construction: High-density polyurethane maintains shape under load for long-lasting performance. Black finish: Discreet, corrosion-resistant appearance that blends with factory components. Improves handling: Restores proper spring seating for consistent alignment and responsive ride control. Whether restoring a classic or upgrading a daily driver, the Prothane PRO Coil Spring Isolator delivers reliable, OEM-plus performance. Keep your suspension quiet, stable, and lasting mile after mile.