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Unity 257040 rear shock absorber silver metal cylinder

Unity

Unity 257040 Rear Shock Absorber 2004-2008 Audi A4 Sedan Quattro

SKU CH-QY3W-5BAKJ

Rear twin-tube gas-charged shock absorber replaces OE units on 2004-2008 Audi A4 Sedan Quattro models, excluding convertible versions

  • Designed for 2004-2008 Audi A4 Sedan Quattro
  • Twin-tube gas-charged design restores original ride control
  • Direct OE replacement ensures trouble-free installation
  • Unity’s 50 years of suspension expertise behind every unit
  • Excludes convertible models for precise fitment

Vehicle Fitment

This rear shock absorber is manufactured by Unity Automotive for 2004-2008 Audi A4 Sedan and Quattro models. It is designed as a direct replacement for original equipment shocks on the specified B7 platform. The part excludes convertible body styles. It suits owners seeking a twin-tube gas-charged unit to restore factory ride quality.

Pre-Installation Checks

Verify the vehicle is a 2004-2008 Audi A4 Sedan or Quattro and not a convertible before ordering. Confirm the existing rear suspension uses a standard shock absorber configuration. Inspect mounting points and related hardware for corrosion or damage that could affect installation. Ensure the replacement matches the specific application requirements for your model year.

Thermals Noise Power

The twin-tube gas-charged design provides consistent damping performance across normal driving conditions. Internal pressurisation helps reduce aeration and maintain control during extended use. The unit operates without external power requirements or moving electrical components. Normal operation produces no audible noise beyond standard suspension movement sounds.

How it compares

Measured against everything we stock in Brake Service Tools & Presses, at today’s prices. Recalculated every night.

Price $29.99
Cheaper than about 90% of the 1,702 comparable items (median $86.99).

Specifications

Product
Brand nameUNITY

Questions about this item

Does the Unity 257040 rear shock absorber come with mounting hardware, or must I purchase bolts and bushings separately?

The listing describes the shock absorber as a direct replacement unit. Check the product images or contact the shop to confirm whether mounting hardware is included in the box.

How do I confirm the Unity 257040 is the correct version for my 2004-2008 Audi A4 Sedan Quattro?

This part fits 2004-2008 Audi A4 Sedan (B7) and Quattro models. It excludes the Convertible body style. Verify your vehicle matches the Sedan designation before ordering.

What does the twin-tube gas-charged design mean for daily driving on my Audi A4?

The twin-tube gas-charged construction provides consistent damping control and helps reduce fade during extended use, delivering a stable ride quality as a direct OE replacement.

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