Gates 90K-38357A Serpentine Belt Drive Component Kit

Gates Accessory Belt Drive Kit for Mazda 3

The Gates Accessory Belt Drive Kit 90K-38357A is a complete serpentine belt service solution for restoring the accessory drive system on select Mazda 3 and Mazda 3 Sport models. It brings together the belt, tensioner, and related drive components needed to service the front-end accessory drive as a system.

For 2004-2009 Mazda 3 and 2009 Mazda 3 Sport applications, this kit helps address wear across the belt drive instead of replacing only one component. The Gates Accessory Belt Drive Kit line is built around OE-equivalent service parts and installation guidance for accurate repair work.

Key Features

• Gates Accessory Belt Drive Kit for accessory belt system service
• Part number 90K-38357A for select Mazda applications
• Includes OE-equivalent belt and tensioner components
• Designed for 2004-2009 Mazda 3 and 2009 Mazda 3 Sport
• Uses belt part numbers K060514 and K050264SF with tensioner assembly 38357
• Outside circumference specifications include 1321 mm and 685 mm
• Belt top width specifications include .667 in, .807 in, 17 mm, and 20 mm

Detailed Description

Gates Accessory Belt Drive Kit 90K-38357A is a serpentine belt drive component kit for drivers servicing the accessory belt system on Mazda 3 and Mazda 3 Sport models. The kit is built to restore the belt drive as a complete assembly rather than addressing only the belt, which helps maintain proper operation of front-end accessory components. This part cross-references Monroe Shocks & Struts (e.g., DBK060514) for the same application.

Compatible With 2004-2009 Mazda 3 and 2009 Mazda 3 Sport, this kit includes belt specifications matched to the application: Belt 1 is K060514 with a 1321 mm outside circumference, and Belt 2 is K050264SF with a 685 mm outside circumference. The tensioner assembly part number is 38357, supporting a direct-service approach for the accessory drive system. The Gates 90K-38357A part number is also useful when searching for the correct Mazda 3 serpentine belt drive component kit.

Common Repair Uses

• Replacing a worn serpentine belt on a Mazda 3 or Mazda 3 Sport
• Addressing belt noise from a worn tensioner assembly
• Correcting accessory drive wear from aging pulleys and belt components
• Servicing the front-end accessory drive after belt cracking or glazing
• Restoring proper belt tracking in the accessory drive system

Installation Notes

Installation tool required. Follow the included installation instructions and tech tips for accurate fitment and setup. Verify belt routing, tensioner alignment, and pulley condition before completing the repair. Confirm the vehicle application against the listed fitment for 2004-2009 Mazda 3 and 2009 Mazda 3 Sport before installation.

Quality Assurance

Gates positions this Accessory Belt Drive Kit line as an OE-equivalent service solution for complete serpentine drive restoration. The kit is intended to help reduce repeat repairs by servicing the belt drive system as a whole.