ACDelco Gold K040378HD serpentine belt front view showing multi-rib design for quiet operation.
ACDelco Gold K040378HD belt packaging highlighting fit, form, and GM compatibility.
ACDelco Gold K040378HD serpentine belt front view showing multi-rib design for quiet operation.
ACDelco Gold K040378HD belt packaging highlighting fit, form, and GM compatibility.

ACDelco Gold K040378HD Heavy Duty V-Ribbed Serpentine Belt | Premium GM-Compatible Replacement

ACDelco Gold (Professional) Heavy Duty Serpentine Belts offer a high quality aftermarket option designed to replace OE...
Vendor: ACDelco
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ACDelco Gold K040378HD serpentine belt front view showing multi-rib design for quiet operation.

ACDelco Gold K040378HD Heavy Duty V-Ribbed Serpentine Belt | Premium GM-Compatible Replacement

£47.37
ACDelco Gold K040378HD serpentine belt front view showing multi-rib design for quiet operation.
ACDelco Gold K040378HD belt packaging highlighting fit, form, and GM compatibility.

ACDelco Gold K040378HD Heavy Duty V-Ribbed Serpentine Belt | Premium GM-Compatible Replacement

£47.37
Description
Description
x

ACDelco Gold (Professional) Heavy Duty Serpentine Belts offer a high quality aftermarket option designed to replace OE parts with confidence. These multi-ribbed belts drive multiple engine functions, including the alternator, power steering pump, and water pump, helping to keep essential systems turning smoothly across varied driving conditions.

Backed by General Motors and built to meet fit, form, and function specifications for GM vehicles as well as most makes and models, these belts are positioned as a premium replacement that honors factory expectations without compromising on aftermarket value. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional, reflecting a historical branding evolution that does not affect performance today.

Why drivers choose ACDelco Gold Heavy Duty belts

  • Drives multiple engine functions, reducing the need for separate belts in some setups
  • Premium aftermarket replacement part designed for a reliable, consistent drive
  • Manufactured to meet specifications for fit, form, and function for GM vehicles as well as most makes and models
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional

Real-world use and installation considerations

  • Ideal for drivers seeking a dependable belt that aligns with GM standards and broad compatibility
  • Designed to operate with components such as the alternator and water pump for a streamlined engine bay experience
  • Consider verifying belt length and rib count during replacement to ensure proper fit for your vehicle

FAQ

Q: Is the ACDelco Gold K040378HD belt GM-compatible?

A: Yes, it meets GM specifications and fits a wide range of models.

Q: What does this belt drive in an engine?

A: It drives multiple components, including the alternator, power steering pump, and water pump.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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