Bilstein B16 1989 Porsche 911 Carrera 4 Front and Rear Performance Suspension System

Optimize your 1989 Porsche 911 Carrera 4 all-wheel-drive classic with Bilstein B16 PSS10 adjustable coilover system honoring air-cooled heritage with modern technology. Ten-position independent compression and rebound damping adjustment enables detailed suspension tuning respecting the groundbreaking 964 Carrera 4's all-wheel-drive innovation. Height-adjustable threaded bodies allow 30-50mm lowering improving aerodynamics while maintaining proper geometry for Porsche's sophisticated all-wheel-drive system. German monotube gas pressure technology provides consistent damping superior to period components with contemporary heat dissipation and reliability. Application-specific progressive springs are calibrated for 964 Carrera 4 chassis architecture and all-wheel-drive weight distribution.

Perfect for 964 Carrera 4 enthusiasts preserving air-cooled 911 heritage while benefiting from modern suspension engineering. The 10-way damping adjustment allows setup optimization for varied driving from comfortable touring to spirited canyon driving or vintage racing without spring changes. Threaded aluminum components with Triple-C corrosion protection ensure decades of reliable service maintaining show-quality appearance for pristine examples. Whether participating in air-cooled gatherings, enjoying all-season driving capability, or occasional competition use, this premium coilover system delivers contemporary Bilstein engineering excellence respectfully applied to Porsche's groundbreaking all-wheel-drive air-cooled 911 platform representing significant automotive history.