Bilstein 176-320-19-31 B4 OE Replacement Rear Shock Absorber

The Bilstein 176-320-19-31 is a B4 OE Replacement series rear shock absorber engineered to deliver factory-matched ride quality and handling for select Mercedes-Benz vehicles. Cross-referenced as Bilstein part 24-220118, this unit directly replaces OEM part number A 176 320 19 31 and is built to meet or exceed original Mercedes-Benz specifications.

Key Features:

• Monotube gas-pressure design for consistent, fade-free damping performance
• Rear axle fitment — shock absorber only, spring not included
• Built to OE specifications as a direct-fit replacement — no modification required
• Bilstein's proprietary self-adjusting deflective disc valving delivers constant damping force across varying road conditions
• Durable construction engineered to maintain factory suspension geometry and ride characteristics
• Compatible with Mercedes-Benz DampMatic® amplitude-sensitive damping systems where applicable

The Bilstein B4 series is the trusted choice for restoring original ride comfort and suspension control. As a direct OE-quality replacement, the 176-320-19-31 installs like the factory unit — no sensors, cables, or external control units required. OEM cross-reference: A1763201931. Bilstein alternate part number: 24-220118.