Bilstein B4 OE Replacement Suspension Strut Cartridge

1983–1985 Audi Quattro 2.1L Turbo

Part #: 21-030406

Overview

The Bilstein B4 OE Replacement Suspension Strut Cartridge is designed specifically for the 1983-1985 Audi Quattro, offering a direct-fit solution to restore your vehicle's original ride quality and handling characteristics. Engineered with precision and backed by Bilstein's renowned reputation for quality and durability, these strut cartridges provide a reliable upgrade or replacement for your factory dampers. Whether you're restoring a classic Audi Quattro or seeking to maintain its factory performance, these OE replacement dampers ensure your vehicle continues to deliver the driving experience you expect.

Ideal for enthusiasts and daily drivers alike, the Bilstein B4 OE Replacement Strut Cartridge helps maintain the vehicle's original handling dynamics, ensuring safety, comfort, and confidence on the road. With a focus on restoring factory specifications, these dampers are perfect for those looking to keep their classic Audi performing at its best without sacrificing ride comfort or handling precision.

Key Features

The Bilstein B4 OE Replacement Dampers are crafted with high-quality materials and designed to meet or exceed OE standards, providing a seamless fit and reliable performance. Key features include:

• OE-quality construction with durable steel housings and precision-engineered components for long-lasting performance.
• Direct-fit design that simplifies installation, requiring no modifications or additional parts.
• Bilstein's proprietary monotube design ensures consistent damping performance and excellent heat dissipation.
• Restores original ride height and handling characteristics, maintaining the vehicle's factory stance and driving dynamics.
• High power reserves for maximum safety and stability during spirited driving or everyday use.
• Engineered to meet or exceed OE standards, ensuring reliable performance and durability over time.
• Designed specifically for the 1983-1985 Audi Quattro, ensuring perfect compatibility and fitment.

Construction & Design

The Bilstein B4 OE Replacement Strut Cartridge features a robust monotube design, which provides superior damping control and heat management compared to traditional twin-tube dampers. The housings are constructed from high-strength steel, ensuring durability and resistance to corrosion. The internal components are precision-machined to exact specifications, guaranteeing smooth operation and consistent damping performance. The cartridge design allows for easy installation as a direct replacement for the original factory dampers, restoring the vehicle's handling and ride comfort without the need for additional modifications.

Installation & Fitment

The Bilstein B4 OE Replacement Suspension Strut Cartridge is a bolt-on upgrade that requires no special tools or modifications. Designed for straightforward installation, these dampers fit directly into the factory mounting points, making them an ideal choice for restoring or maintaining your vehicle's original handling and comfort. No cutting, drilling, or tuning is necessary, allowing for a quick and hassle-free replacement process.

• Direct-fit OE replacement for the 1983-1985 Audi Quattro
• Requires basic hand tools; professional alignment recommended after installation

What's Included

• One pair of Bilstein B4 OE Replacement Suspension Strut Cartridges for the front or rear (as specified)
• Installation instructions

Ideal For

• Owners restoring or maintaining their classic Audi Quattro
• Enthusiasts seeking OEM-quality replacement dampers
• Drivers who want to preserve original handling and ride comfort
• Restoration projects aiming for factory performance and reliability