Gates T42317 Engine Timing Belt Idler Pulley
OE Quality 60-Day Returns
Gates
 Timing Belt Pulley

Gates T42317 Engine Timing Belt Idler Pulley

Brand Gates T42317
Material Plastic
Inside Diameter 8
Width 25
Outside Diameter 50
Flanged End No
Contact Surface Smooth/backside
Contents Pulley, bolt, dust sheild, spacer, rubber o-ring
OE Comparison Rating Oe exact
Product line Timing Belt Pulley
Fits Audi and Volkswagen · 28 vehicles

OE exact replacement. Built to match the specified timing belt pulley application.

Smooth-backside design. Supports stable belt tracking in timing system service.

PowerGrip line. Gates timing components are engineered for precise replacement fit.

Cross-references Gates T42317, 04E109244B and 04E109244D for the same application. See all 6.

$67.36Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing β€” free returns if it doesn't
Step 2 — Quantity
Order total $67.36
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Engine Timing Belt Idler Pulley options

Overview

Gates T42317 is an engine timing belt idler pulley built for OE exact replacement applications. It is a smooth-backside pulley with a plastic construction, sized for precise belt routing in compatible Volkswagen and Audi engines.

This Gates timing belt pulley is listed for interference-engine applications and cross-references OE numbers used in the same service position. The T42317 part number is also identified as a Gates PowerGrip idler pulley.

Key Features

  • OE exact comparison rating for direct replacement service
  • Plastic pulley construction with a smooth contact surface
  • Designed as a fixed idler or tensioner-bracket replacement
  • Includes pulley, bolt, dust shield, spacer, and rubber O-ring
  • Compatible with select Volkswagen Golf, Volkswagen Jetta, and Audi A3 applications

Detailed Description

The Gates T42317 timing belt idler pulley is engineered for engine timing systems that require accurate belt guidance and stable rotation. Its smooth-backside contact surface and 50 mm outside diameter support proper belt tracking, while the 8 mm inside diameter and 25 mm width match the specified fitment profile. Gates PowerGrip idler pulleys are offered in fixed-idler and tensioner-bracket styles, and this part follows that product line approach.

Fits 2013-2021 Volkswagen Jetta, N/A; Fits 2015-2016 Volkswagen Golf, N/A; Fits 2019-2021 Volkswagen Golf, N/A; Fits 2019 Volkswagen Golf SportWagen, N/A; Fits 2013-2016 Audi A1, N/A; Fits 2013 Audi A3, N/A; Fits 2016 Audi Q3, N/A; Fits 2016-2018 Audi A3 Sportback e-tron, N/A; Fits 2016-2017 Volkswagen Up!, N/A; Fits 2016 Volkswagen Saveiro, N/A.

This part cross-references OE numbers 04E109244B and 04E109244D for the same application.

What It Is Used For

  • Replacing a worn timing belt idler pulley
  • Restoring correct timing belt routing and tension control
  • Addressing belt noise caused by pulley wear
  • Correcting pulley wobble, rough rotation, or surface damage
  • Supporting service on interference-engine timing systems

Installation Notes and Quality

Verify pulley dimensions, contact surface type, and OE comparison rating before installation. Confirm the timing system condition and inspect related components during service. Fitment is listed for compatible Volkswagen and Audi engines, including Volkswagen Golf, Volkswagen Jetta, and Audi A3 applications.

Gates PowerGrip timing components are built for OE-style service replacement, and the T42317 follows that specification with matched dimensions and listed OE exact comparison.

Related reading

This part fits 28 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypeNotes
2021VolkswagenGolf1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2021VolkswagenJetta1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2020VolkswagenGolf1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2020VolkswagenJetta1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2019VolkswagenGolf1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2019VolkswagenGolf SportWagen1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2019VolkswagenJetta1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2018AudiA3 Sportback e-tron1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
2018VolkswagenJetta1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2017AudiA3 Sportback e-tron1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
2017VolkswagenJetta1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2017VolkswagenUp!1.0LL3GASCompatible with interference engines.; Timing Belt Pulley
2016AudiA11.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2016AudiA3 Sportback e-tron1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
2016AudiQ31.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2016VolkswagenGolf1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2016VolkswagenJetta1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
2016VolkswagenJetta1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2016VolkswagenSaveiro1.6LL4GASCompatible with interference engines.; Timing Belt Pulley
2016VolkswagenUp!1.0LL3GASCompatible with interference engines.; Timing Belt Pulley
2015AudiA11.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2015VolkswagenGolf1.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2015VolkswagenJetta1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
2014AudiA11.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2014VolkswagenJetta1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
2013AudiA11.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2013AudiA31.4LL4GASCompatible with interference engines.; Timing Belt Pulley
2013VolkswagenJetta1.4LL4ELECTRIC/GASCompatible with interference engines.; Timing Belt Pulley
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gates — T4231704E109244B04E109244D48204951541951541A