Gates 90K-39456A Serpentine Belt Drive Component Kit - Air Conditioning and Power Steering
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Gates
 Accessory Belt Drive Kit (Heavy Duty)

Gates 90K-39456A Serpentine Belt Drive Component Kit - Air Conditioning and Power Steering

Brand Gates 90K-39456A
Position Air Conditioning and Power Steering
Outside Circumference 37.125
Outside Circumference 943
Belt Top Width .56
Belt Top Width 14
Belt 1 Part Number K040365hd
Contents Belt, tensioner
Tensioner Assembly Part Number 39456
Product line Accessory Belt Drive Kit (Heavy Duty)
Fits Ford · 6 vehicles

Heavy-duty kit. Includes the belt and tensioner for complete serpentine system service.

One part number. Everything needed comes in one package for simpler maintenance.

Improved OE design. Some kit components refine original designs to address known service issues.

Cross-references Gates 90K-39456A for the same application. See all 1.

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Not what you need? See all Serpentine Belt Drive Component Kit options

Heavy Duty Serpentine Kit for Transit Service

Gates FleetRunner Heavy Duty Serpentine Kits simplify accessory drive service with a matched belt and tensioner in one application-specific package. This kit is built for the 2015 Ford Transit lineup with air conditioning and power steering, helping restore proper belt tracking and accessory drive operation.

Part number 90K-39456A is a Gates Accessory Belt Drive Kit (Heavy Duty) for fleet and commercial maintenance needs. It is also a direct reference for the same application under Gates 90K-39456A.

Key Features

  • Gates FleetRunner Heavy Duty serpentine kit
  • Includes belt and tensioner for accessory drive service
  • Belt part number K040365HD
  • Tensioner assembly part number 39456
  • Outside circumference: 37.125 in. / 943 mm
  • Belt top width: 0.56 in. / 14 mm
  • Fits 2015 Ford Transit, air conditioning and power steering
  • Fits 2015 Ford Transit-150, air conditioning and power steering
  • Fits 2015 Ford Transit-250, air conditioning and power steering
  • Fits 2015 Ford Transit-350, air conditioning and power steering
  • Fits 2015 Ford Transit-350 HD, air conditioning and power steering

Detailed Description

Gates 90K-39456A is a serpentine belt drive component kit for 2015 Ford Transit vans equipped with air conditioning and power steering. The kit combines the belt and tensioner needed for accessory drive service, making it a practical choice when replacing worn components in the same drive system. Gates FleetRunner Heavy Duty kits are built for fleet maintenance and can incorporate design updates based on long-term heavy-duty service experience.

For buyers searching for a 2015 Ford Transit serpentine belt and tensioner kit, 2015 Ford Transit-150 accessory drive service parts, or a Gates heavy duty belt drive kit for Transit-250, this part number provides the correct application-specific match. The 37.125-inch outside circumference and 14 mm belt top width help identify the belt specification for this setup.

Common Issues This Kit Can Address

  • Worn or glazed serpentine belt surfaces
  • Belt noise from an aging accessory drive system
  • Loss of proper belt tension
  • Uneven belt tracking on the accessory drive path
  • Service replacement for a failing belt and tensioner assembly

Installation Notes and Tips

Verify the vehicle’s accessory drive layout before ordering, since this kit is listed for 2015 Ford Transit, Transit-150, Transit-250, Transit-350, and Transit-350 HD models with air conditioning and power steering. Inspect pulleys, routing, and adjacent drive components during service so the new belt and tensioner operate correctly. Confirm the part number 90K-39456A against the existing application before installation.

Quality Assurance

Gates is a recognized supplier of accessory drive components, and FleetRunner Heavy Duty kits are developed for demanding service intervals in commercial and fleet use. This kit is engineered as a matched service solution for the specified Transit applications.

Related reading

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2015FordTransit3.7LV6GASAir Conditioning and Power SteeringAccessory Belt Drive Kit (Heavy Duty)
2015FordTransit-1503.5LV6GASAir Conditioning and Power SteeringAccessory Belt Drive Kit (Heavy Duty)
2015FordTransit-2503.5LV6GASAir Conditioning and Power SteeringAccessory Belt Drive Kit (Heavy Duty)
2015FordTransit-3503.5LV6GASAir Conditioning and Power SteeringAccessory Belt Drive Kit (Heavy Duty)
2015FordTransit-350 HD3.5LV6GASAir Conditioning and Power SteeringAccessory Belt Drive Kit (Heavy Duty)
2015Starcraft BusStarlite3.7LV6CNGAir Conditioning and Power SteeringAccessory Belt Drive Kit (Heavy Duty)
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gates — 90K-39456A