Gates Serpentine Belt P/N:K040378

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$37.99
MPN: K040378
Item Package Quantity: 1
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Gates Serpentine Belt P/N:K040378
Gates Serpentine Belt P/N:K040378
$37.99

Keep every engine accessory spinning with the Gates Micro-V Serpentine Drive Belt K040378. This precision-fit belt loops over the accessory pulleys to drive the belt-driven system on a wide range of cars and trucks, including the 1991-1995 Acura Legend [V6-3.2L], 1994-1997 Ford Aspire [L4-1.3L], 1999-2008 Chevrolet Silverado 1500 [V8-5.3L], 2002-2008 Cadillac Escalade [V8-6.0L], and 1990-1996 Nissan 300ZX — 122 applications in all, so see the Buyer's Guide tab for the full list.

  • OE-matched build: advanced technology matches the OE size, construction and materials for optimal vehicle performance.
  • Quiet, stable drive: special belt construction is designed to quiet belt noise, reduce tension loss, and address problem drive applications.
  • EPDM rubber: constructions resist cracking on the rib surface.
  • Meets or exceeds all Original Equipment Manufacturer specifications.

Gates recommends replacing the tensioner at the same time if the vehicle is equipped with one. Country of origin: Mexico.

Interchange: Manufacturer part number K040378.

Frequently Asked Questions

What is the Gates K040378?

It is a Gates Micro-V serpentine drive belt that loops over the accessory pulleys to drive the engine's belt-driven accessory system. Package quantity is one belt.

Will this belt fit my vehicle?

It is listed for 122 applications across many makes, including Acura, Cadillac, Chevrolet, GMC, Ford, Nissan and more. Check the Buyer's Guide tab for the exact year, model and engine to confirm your fit.

Should I replace the tensioner too?

Gates recommends replacing the tensioner at the same time if the vehicle is equipped with one, since a worn tensioner can affect belt tension and life.

What is the belt made of?

It uses EPDM rubber constructions that resist cracking on the rib surface, and matches the OE size, construction and materials.

What are signs the belt may need replacing?

Common signs include squealing on startup, cracking or glazing on the rib surface, and loss of tension. Diagnose the cause before replacing to confirm the belt is at fault.