Bilstein B4

2011–2025 Audi A4 Quattro Front Twintube Shock Absorber

Part #: 19-158945

Overview

The Bilstein B4 OE Replacement shock absorbers are designed to restore and maintain the original ride quality of your Audi A4 Quattro. Engineered with precision and backed by Bilstein's renowned reputation for quality and durability, these dampers provide a seamless driving experience that closely matches the factory specifications. Whether your vehicle has accumulated mileage or you’re restoring it to factory condition, the B4 shocks are the ideal choice for drivers who want to preserve their vehicle’s original handling, comfort, and performance.

Perfect for daily drivers, enthusiasts seeking OEM-like performance, or those restoring their vehicle, the Bilstein B4 shocks help ensure your Audi maintains its factory ride characteristics. They are engineered to meet or exceed OE standards, providing reliable damping performance that supports consistent handling, improved stability, and a smooth ride quality. With Bilstein’s commitment to quality, you can trust these shocks to deliver long-lasting performance and peace of mind.

Key Features

The Bilstein B4 OE Replacement dampers incorporate advanced engineering and high-quality materials to deliver a ride that feels just like the original equipment. Key features include:

• OE-Quality Construction: Designed to match the original factory specifications, ensuring perfect fitment and performance.
• Monotube Design: Utilizes Bilstein’s proven monotube technology for consistent damping and improved heat dissipation.
• High-Quality Materials: Constructed with durable steel and corrosion-resistant coatings to withstand harsh driving conditions and environmental exposure.
• Precision Engineering: Manufactured with tight tolerances to ensure optimal alignment and handling characteristics.
• Enhanced Ride Comfort: Restores the vehicle’s original ride quality, providing a smooth and controlled driving experience.
• Reliable Damping Performance: Supports consistent handling, stability, and comfort over the lifespan of the shock absorber.
• Easy Installation: Designed as direct OE replacements, making installation straightforward without modifications.

Construction & Design

The Bilstein B4 dampers feature a monotube design that offers superior performance and durability compared to traditional twin-tube shocks. The high-strength steel housing and piston components are engineered for longevity and resistance to wear. The monotube construction allows for better heat dissipation, reducing fade during spirited driving or extended use. Coated with corrosion-resistant finishes, these shocks are built to withstand the elements and maintain their performance over time. The precise manufacturing process ensures a perfect fit and alignment, preserving your vehicle’s original handling characteristics.

Installation & Fitment

The Bilstein B4 OE Replacement dampers are a direct bolt-on upgrade for your Audi A4 Quattro, requiring no modifications or special tools. Installation is straightforward for experienced technicians or DIY enthusiasts familiar with suspension components. No cutting, drilling, or tuning is necessary, making this a hassle-free upgrade that restores your vehicle’s original ride quality efficiently.

• Direct OE replacement for the front shocks on 2011–2025 Audi A4 Quattro models.
• Designed for easy installation with factory mounting points and hardware.

What's Included

• One pair of front Twintube Shock Absorbers
• Installation hardware and instructions

Ideal For

• Owners seeking to restore their Audi A4 Quattro’s original ride quality
• Drivers looking for reliable, OE-quality dampers for daily driving
• Restorations or replacements to maintain factory handling and comfort