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Dorman 420-171 Engine Timing Belt Tensioner Hydraulic Adjuster

(2000-2002 Audi S4; 1999-2001 Audi A4 Quattro; 1998-2004 Audi A6 Quattro; 1999-2001 Audi A4; 1998-2004 Audi A6; 2001-2005 Audi Allroad Quattro + 2 more models)

Manufacturer

Picture for manufacturer Dorman

Part Number

420-171
5 reviews
Sale Price

$97.07

1 left at this price

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Usually delivered within 2 days

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Product Details

The Dorman 420-171 engine timing belt tensioner is a hydraulic adjuster designed to maintain proper tension on your timing belt for optimal engine performance. This direct replacement tensioner is engineered to match the fit and function of the original equipment on specified Audi and Volkswagen applications.

Key Features:

  • Hydraulic tensioner design for consistent, automatic belt tension adjustment
  • Aluminum alloy construction for durability and corrosion resistance
  • Solid steel internal components for long-lasting reliability
  • Undergoes rigorous quality testing including torque, spring back, and corrosion resistance testing
  • Recommended for replacement when installing a new timing belt and pulleys
  • Adjuster only - pulley and bracket not included

This timing belt tensioner plays a crucial role in maintaining the precisely timed operation of your engine. Dorman engineers each tensioner to meet or exceed OEM specifications, ensuring reliable performance backed by over 100 years of automotive expertise.

Products specifications

Fits

2000-2002 Audi S4; 1999-2001 Audi A4 Quattro; 1998-2004 Audi A6 Quattro; 1999-2001 Audi A4; 1998-2004 Audi A6; 2001-2005 Audi Allroad Quattro; 2001-2005 Audi allroad; 1998-2005 Volkswagen Passat

Feature - Benefit 1

Solid steel construction for long-lasting durability

Feature - Benefit 2

Helps keep engine functioning properly

Feature - Benefit 3

Designed to fit properly every time

Feature - Benefit 4

Quality tests on this part include torque testing, spring back testing, corrosion resistance testing, and on-vehicle testing

Material

Aluminum Alloy

Tensioner Style

Automatic - Hydraulic

Item Grade

Standard Replacement

Bracket Included

No

Contact Surface Material

Die Cast Aluminum

Adjustable

No

Package Contents

1 Tensioner

Pulley Included

No

A+shipping was quick, communications were quick

Can't complain! !

Best prices online! Ordered a JBA performance exhaust and Airaid intake system for my 06 F-150. Was hesitant at first because I never heard of them but ordering was a breeze and saved me over $100 total for two items compared to anywhere else. Had package at my door in about 24 hours and even selected normal UPS ground shipping. Very satisfied and will definitely return!

Autoplicity was plenty cheaper than competitors for the springs I needed. I was shopping around and left the website after beginning a transaction and they sent me a coupon for 25% off shipping if I would return and purchase from them, which was cool. Unfortunately the coupon code didn't change the price and I didn't receive 25% off, but it was still cheaper than others.

quick, but not pictured :(

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