GMB 460-7253 Engine Timing Belt Tensioner Hydraulic Assembly

Subaru Timing Belt Tensioner Assembly

Restore proper timing belt tension with this GMB hydraulic assembly, part number 460-7253. Manufactured to meet or exceed OEM specifications, it is built for Subaru applications that use an integrated tensioner assembly with the tensioner pulley included.

Key Features

• Hydraulic timing belt tensioner assembly for engine valve train service
• Includes tensioner pulley for integrated Subaru timing belt setups
• Metal pulley construction for durable belt contact
• Serpentine and V-belt pulley type
• Direct replacement for select Subaru WRX STI, WRX, Impreza, Forester, Legacy, Outback, and Baja applications
• Part number 460-7253 for easy identification

Detailed Description

GMB 460-7253 is an engine timing belt tensioner hydraulic assembly made for Subaru engines that use an integrated tensioner design. It is specified for vehicles such as the Subaru WRX STI, Subaru WRX, and Subaru Impreza, along with Forester, Legacy, Outback, and Baja applications listed in the fitment data. The metal pulley and hydraulic tensioning design help maintain consistent belt control in timing belt service, supporting proper engine synchronization.

This part cross-references Dayco 85065 and Gates T43138 for the same application. It also matches OE reference 13033AA000 and 4607253.

What It Is Used For

• Timing belt tension loss
• Belt noise caused by worn tensioner components
• Uneven belt tracking at the pulley
• Service replacement for integrated Subaru timing belt assemblies
• Maintenance on Subaru WRX STI, WRX, and Impreza timing systems

Installation Notes and Tips

Verify engine code and timing belt system design before installation. This assembly is listed for applications with an integrated tensioner assembly and includes the tensioner pulley. Always inspect the timing belt, idlers, and related wear components during service, and follow factory timing marks and torque specifications during installation.

Quality Assurance

GMB manufactures this timing belt tensioner assembly to meet or exceed OEM specifications for fit and function. Use the confirmed vehicle fitment data to match the correct Subaru application before ordering.