Performance Overview

The Kobra KBR-5040571 Serpentine Belt is designed as a direct replacement part for compatible Ford Transit-150, Transit-250, Transit-350, Transit-350 HD applications. It is built to support reliable performance, proper fitment, and straightforward installation when replacing a worn or damaged component.

Installation Position: Fan and Power Steering, Power Steering and Air Conditioning

Key Features

• Exclusive V-Strong™ EPDM compound formula to ensure extended durability
• less noise and superior temperature resistance
• High strength low elongation polyester tension members resist shock load failure
• Balanced twist cord ensure neutral and uniform tracking during operation
• Fiber-reinforced and staggered ribs offer flexibility thereby reducing cracking and fatigue in the cushion section

Interchange Numbers

Interchange / Cross Reference Part Numbers: 4PK1450, 4040571, 5040571, K040570, 571K4

Please compare these interchange numbers with your original part number and confirm vehicle compatibility before ordering.

Vehicle Fitment

Review the vehicle fitment list below to confirm this part matches your vehicle before purchase.

• 2015 Ford Transit-150
• 2016 Ford Transit-150
• 2017 Ford Transit-150
• 2018 Ford Transit-150
• 2019 Ford Transit-150
• 2015 Ford Transit-250
• 2016 Ford Transit-250
• 2017 Ford Transit-250
• 2018 Ford Transit-250
• 2019 Ford Transit-250
• 2015 Ford Transit-350
• 2016 Ford Transit-350
• 2017 Ford Transit-350
• 2018 Ford Transit-350
• 2019 Ford Transit-350
• 2015 Ford Transit-350 HD
• 2016 Ford Transit-350 HD
• 2017 Ford Transit-350 HD
• 2018 Ford Transit-350 HD
• 2019 Ford Transit-350 HD
• 2020 Ford Transit-150
• 2021 Ford Transit-150
• 2022 Ford Transit-150
• 2023 Ford Transit-150
• 2020 Ford Transit-250
• 2021 Ford Transit-250
• 2022 Ford Transit-250
• 2023 Ford Transit-250
• 2020 Ford Transit-350
• 2021 Ford Transit-350
• 2022 Ford Transit-350
• 2023 Ford Transit-350
• 2020 Ford Transit-350 HD
• 2021 Ford Transit-350 HD
• 2022 Ford Transit-350 HD
• 2023 Ford Transit-350 HD

Vehicle Fitment Table

FAQ

Will this fit a 2015 Ford Transit-150?
Yes, this Serpentine Belt fits the vehicles listed in the Vehicle Fitment section above. Please confirm the year, make, model, and position before ordering.

What position does this part fit?
This part is listed for the Fan and Power Steering, Power Steering and Air Conditioning position on compatible vehicles.

Can I use the interchange numbers to confirm compatibility?
Yes. Compare the interchange or cross-reference numbers shown above with your original part number, then verify the vehicle fitment before ordering.

Is professional installation recommended?
Professional installation is recommended to help ensure proper fit, safe operation, and correct system performance.

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