Bilstein 19-347639 B4 OE Replacement Twintube Suspension Shock Absorber

The Bilstein 19-347639 B4 OE Replacement Shock Absorber is engineered to restore your vehicle's factory ride quality and handling characteristics. Designed as a direct OEM-style replacement, this shock absorber installs without modification and meets or exceeds original equipment performance standards.

Bilstein's B4 series features a twin-tube design that delivers a smooth, controlled, and comfortable ride — ideal for drivers seeking to return their vehicle to factory-spec suspension performance. Each unit is precision-manufactured and pre-set at the factory, requiring no adjustment during installation.

Key Features:

• Twintube Construction: Provides consistent damping performance and a smooth OE-quality ride
• Direct OE Replacement: Engineered to match original equipment specifications for a hassle-free, bolt-on installation
• Factory-Preset Valving: Pre-tuned at the factory — no adjustments needed
• High-Quality Seals: Durable sealing system minimizes fluid leakage and extends service life
• Corrosion-Resistant Finish: Protective coating helps resist rust and environmental wear
• Bilstein Quality: Manufactured to meet strict OEM tolerances and quality standards

The Bilstein B4 OE Replacement shock absorber is the trusted choice for restoring ride comfort and vehicle stability. Whether replacing a worn or failed shock, the B4 series delivers reliable, long-lasting performance backed by Bilstein's decades of suspension engineering expertise.