Focus Auto Parts Suspension Strut P/N:DT355170

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$56.99
WARNING:California Proposition 65▾
MPN: DT355170
Item Package Quantity: 1
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Focus Auto Parts Suspension Strut P/N:DT355170
Focus Auto Parts Suspension Strut P/N:DT355170
$56.99

Help keep the front suspension of your 2017-2024 Audi A4 Quattro or 2017-2020 Audi A4 under control with the Focus Auto Parts suspension strut, part number DT355170. It is a direct-fit replacement for the listed applications, covering all engines on both models, and it installs in the front position.

A strut dampens the up-and-down motion of the suspension. It also serves as a structural link between the wheel assembly and the vehicle body. If the original strut is worn, this unit replaces it.

  • Position: front
  • Stroke length: 6.22
  • Compressed length: 14.69
  • Extended length: 20.91

The listed applications use two struts, and this listing is for one. We recommend replacing both front struts at the same time so damping is even and balanced from side to side.

Signs a strut may need replacing include:

  • excessive bouncing after bumps
  • nose-dive when braking
  • fluid leaking from the strut body
  • uneven tire wear
  • knocking over rough pavement

Several of these symptoms can have other causes, so inspect the suspension to confirm the cause before replacing parts.

Country of origin: China.

Frequently Asked Questions

Which Audi models does strut DT355170 fit?

It is a direct-fit front strut for the 2017-2024 Audi A4 Quattro and the 2017-2020 Audi A4, with all engines. Check the Buyer's Guide tab to confirm your vehicle.

What does a suspension strut do?

It dampens suspension movement to help control body motion. It also acts as a structural part of the suspension, linking the wheel assembly to the vehicle body.

What are the strut's listed dimensions?

The manufacturer lists a stroke length of 6.22, a compressed length of 14.69 and an extended length of 20.91.

How many struts do I need?

This listing is for one front strut, and the listed applications use two. We recommend replacing both front struts together for even damping from side to side.

What should I do after installing it?

Follow the vehicle service information for the installation steps and fastener torque. Have the wheel alignment checked after replacing the front struts.