Dorman 419-368 Accessory Drive Belt Tensioner Assembly

Dorman 419-368 Accessory Drive Belt Tensioner

Dorman 419-368 is an accessory drive belt tensioner assembly built to match the fit of the original equipment unit on specified Toyota and Lexus vehicles. It helps maintain proper serpentine belt tension when the original tensioner is worn, the belt is slipping, or the belt has failed from fatigue.

• OE-style replacement for the accessory drive belt system
• Stainless steel and aluminum construction
• Serpentine belt application
• Hex bolt head design
• One pulley with smooth/backside contact surface
• OEM grade type for direct-fit service on listed vehicles
• Cross-reference: Continental 49424 and Dayco 89374

Detailed Fitment and Design

This Dorman 419-368 tensioner assembly is engineered for direct replacement service on a wide range of Toyota and Lexus applications, including 2007-2018 Lexus ES350, 2005-2018 Toyota Avalon, 2007-2018 Toyota Camry, 2008-2016 Toyota Highlander, 2007-2016 Toyota Sienna, 2009-2016 Toyota Venza, 2007-2015 Lexus RX350, 2006-2012 Lexus IS250, 2006-2012 Toyota RAV4, and 2004-2006 Lexus RX330. It is built with an aluminum housing, aluminum pulley material, stainless steel material, and a smooth backside pulley profile for serpentine belt routing. The assembly uses a hex bolt head type and OEM-grade construction to match the original fit and function on the listed vehicles.

For buyers searching for a serpentine belt tensioner assembly for Toyota Camry, Toyota Avalon, or Lexus ES350 applications, part number 419-368 provides a direct-fit service solution. It is also a relevant replacement choice for Toyota Sienna, Toyota Highlander, and Lexus RX350 belt drive repairs where proper belt tension is needed to restore accessory drive operation.

What It Helps Address

• Belt slipping caused by weak or worn tensioner operation
• Serpentine belt noise related to inconsistent belt tension
• Accessory drive issues after belt fatigue or breakage
• Loss of proper belt tracking on the smooth backside routing path
• Replacement needs on high-mileage Toyota and Lexus belt drive systems

Installation Notes and Tips

Verify vehicle year, make, model, and belt routing before installation. Inspect the serpentine belt, pulleys, and adjacent accessory drive components for wear before replacing the tensioner assembly. Confirm the mounting points and bolt specifications match the original unit on the vehicle. This part is listed for N/A position applications and should be installed according to the vehicle service procedure.

Quality Assurance

Dorman designs this accessory drive belt tensioner assembly to match original equipment fit on the specified applications. Part number 419-368 is built as an OEM-grade replacement for service on listed Toyota and Lexus vehicles.