Bilstein B16 2009 Audi A4 Quattro Avant Front and Rear Performance Suspension System

This Bilstein coilover system is engineered for the verified 2009-2014 Audi A4 application listed below. It is selected by exact manufacturer part number 48-147231, so confirm every fitment note, suspension configuration, ride-height requirement, and included component before ordering.

Key Features

• Ride Height: Threaded body lowers vehicle approximately 30mm to 50mm.
• Fitment: OE quality direct fit for listed Audi models.
• Construction: Zinc coated threaded body resists harsh road elements.
• Design: Monotube performance dampers with application specific springs.
• Origin: Made in Germany with Nurburgring proven technology.
• Threaded body design for precise ride height tuning.

Fitment

Specifications

What’s Included

One new Bilstein product identified by manufacturer part number 48-147231. Mounts, isolators, fasteners, alignment parts, bump stops, tools, and companion components are included only when expressly stated for this exact part number.

About Bilstein

Bilstein develops lowering, lifting, shock, strut, coilover, spring, sway-bar, spindle, and related suspension products for trucks, SUVs, and performance vehicles. Product selection remains exact-application and exact-part-number specific.

Related Bilstein Products

• Bilstein B16 1998 Audi A6 Quattro Base Front and Rear Performance Suspension System
• Bilstein B16 2000 Audi TT Quattro Base Front and Rear Performance Suspension System
• Bilstein B14 2000 Audi TT Quattro Base Front and Rear Performance Suspension System

Browse the Bilstein collection for related suspension components.

Frequently Asked Questions

Will this Bilstein part fit my 2009-2014 Audi A4?
That application is listed, but confirm the drivetrain, cab or body style, bed length, factory suspension, production split, current ride height, and every Bilstein application note before ordering.

Will I need an alignment after installation?
An alignment is recommended whenever ride height or suspension geometry changes. Verify tire clearance, steering travel, brake-line routing, headlight aim, and all fastener torque after the work.

Does this include every part needed for installation?
Only parts expressly stated for this exact manufacturer part number are included. Reuse or replacement of mounts, isolators, hardware, alignment parts, bump stops, and related components depends on the application.

Installation Instructions

Follow the current Bilstein instructions and vehicle service information for this exact part number. Support the vehicle safely, use the specified tools and torque values, inspect all mounts and hardware, verify brake-line and tire clearance, settle the suspension, and complete an alignment when geometry or ride height changes. Professional installation is recommended.