Gates T42024 Engine Timing Belt Idler Pulley - Bottom Right

Gates T42024 Timing Belt Idler Pulley

The Gates T42024 is an engine timing belt idler pulley built with a steel body and OE performance rating for Subaru timing belt service. It uses a cog contact surface and is engineered for applications that rely on precise belt routing and stable belt tracking.

Gates PowerGrip idler pulleys are offered as fixed idlers or as replacements for tensioner bracket applications, with smooth or grooved surface designs depending on the engine layout. This T42024 pulley is a steel, cog-surface timing belt pulley for Subaru WRX, WRX STI, Impreza, Forester, Legacy, Outback, Baja, and Saab 9-2X applications.

Key Features

• Brand: Gates Timing Belt Pulley
• Part number: T42024
• Engine timing belt idler pulley for valve train service
• Steel construction for durability in timing system use
• Cog contact surface for belt engagement
• OE Performance rating
• Inside diameter: 10.5
• Outside diameter: 60
• Width: 35
• Flanged end: No

Fitment Details

• Fits 2013-2021 Subaru WRX STI, N/A.
• Fits 2012-2016 Subaru WRX, N/A.
• Fits 2006-2014 Subaru Impreza, N/A.
• Fits 1998-2000 Subaru Impreza, N/A.
• Fits 2012-2013 Subaru Forester, Bottom Right.
• Fits 2000-2010 Subaru Forester, Bottom Right.
• Fits 2011-2012 Subaru Legacy, N/A.
• Fits 2006-2009 Subaru Legacy, N/A.
• Fits 1997-2004 Subaru Legacy, N/A.
• Fits 2006-2012 Subaru Outback, N/A.
• Fits 2000-2004 Subaru Outback, N/A.
• Fits 2011 Subaru Forester, N/A.
• Fits 1998-1999 Subaru Forester, N/A.
• Fits 2010 Subaru Legacy, Bottom Right.
• Fits 2005 Subaru Legacy, Bottom Right.
• Fits 1996 Subaru Legacy, Bottom Right.
• Fits 2005-2006 Saab 9-2X, Bottom Right.
• Fits 2003-2006 Subaru Baja, N/A.
• Fits 2001-2005 Subaru Impreza, Bottom Right.
• Fits 2005 Subaru Outback, Bottom Right.
• Fits 1998 Subaru Impreza, N/A.
• Fits 1997-1998 Subaru Legacy, N/A.
• Fits 1993-1997 Subaru Impreza, Bottom Right.
• Fits 1990-1996 Subaru Legacy, Bottom Right.

What It Helps Address

• Timing belt pulley wear or rough bearing operation
• Belt tracking issues in Subaru timing systems
• Noisy idler pulley operation during engine service
• Replacement needs during timing belt maintenance on Subaru WRX and Impreza engines
• Service on interference-engine applications where timing components are critical

Installation Notes and Tips

Verify the pulley position and engine application before installation, especially on Subaru models with Bottom Right placement. Confirm the pulley dimensions and contact surface match the original timing component, and inspect the full timing belt system during service. This part cross-references GMB 460-9130 for the same application.

Quality Assurance

Gates PowerGrip timing components are built for timing system service and this pulley carries an OE Performance rating. The steel construction and cog surface support consistent belt engagement in Subaru timing belt applications.