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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 40 in Effective Lg - 4PK Series Micro-Ribbed V-Belts
DAYCO4PK Series Micro-Ribbed V-Belts

DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 40 in Effective Lg

The DAYCO Serpentine Belt is a 4PK Series Micro-Ribbed V-Belt with 4 ribs, a K Belt Trade Size, and a 40-inch effective length. It features aramid reinforcing cord material and is identified by Industry Number…

SKU 3G-OTH-491523

Brand
DAYCO
Item
Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 40 in Effective Lg
Category
4PK Series Micro-Ribbed V-Belts
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Technical Specifications

DAYCO
Manufacturer Part Number
5040400
Type
K Belt Trade Size, V-Ribbed Belt
Ribs
4
Effective Lg
40 in
Industry Number
4PK1015
Reinforcing Cord Material
Aramid
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DAYCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYCO Serpentine Belt is a 4PK Series Micro-Ribbed V-Belt with 4 ribs, a K Belt Trade Size, and a 40-inch effective length. It features aramid reinforcing cord material and is identified by Industry Number 4PK1015 (MPN 5040400).

Frequently Asked Questions

What is a DAYCO Serpentine Belt used for?

The DAYCO Serpentine Belt drives engine accessories like alternators, water pumps, and power steering pumps in automotive and industrial engines. Its 4-rib V-ribbed design with aramid cord provides high load capacity and durability for continuous operation.

What are the specifications of the DAYCO Serpentine Belt 5040400?

The DAYCO Serpentine Belt 5040400 has 4 ribs, a K Belt Trade Size, 40 in effective length, and aramid reinforcing cord material. It is a V-ribbed belt with Industry Number 4PK1015, designed for reliable power transmission in demanding applications.

Where to buy a DAYCO Serpentine Belt worldwide?

3G Electric supplies the DAYCO Serpentine Belt 5040400 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this belt to your facility. Contact us for pricing and lead time.

How to select the right DAYCO Serpentine Belt for my application?

Select the DAYCO Serpentine Belt by matching rib count, effective length, and trade size to your engine's specifications. The 4PK1015 belt with 4 ribs and 40 in length fits many automotive and industrial drives. Verify your existing belt's part number for compatibility.

Used in

Common applications for DAYCO
Automotive service centers — DAYCO metal exhaust hoses (SKU 4GKA4, 4GKA5) for flexible exhaust extraction from vehicle tailpipes during repair.
Marine engine rooms — DAYCO 304 stainless steel exhaust hoses (SKU 4GKA8, 4GKA7) for venting diesel generator exhaust in confined spaces.
Fuel system maintenance — DAYCO SAE J30R7 fuel hoses (SKU 4GJW1) for replacement of low-pressure fuel lines in industrial engines.
High-temperature fuel injection — DAYCO FKM fuel injection hose (SKU 4GJW6) for return lines on common-rail diesel systems operating above 250°F.
Industrial ventilation — DAYCO metal exhaust kits (SKU 4GKC1) for connecting fume hoods to exhaust ducts in welding or chemical processing areas.
Biofuel handling — DAYCO SAE J1527 fuel hoses (SKU 4GJW3) for transfer of biodiesel blends in agricultural equipment refueling stations.

DAYCO Products

3G Electric supplies DAYCO 4pk series micro-ribbed v-belts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 88 in Effective Lg, 4 Ribs (MPN 5040880). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK2235.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 88 in Effective Lg, 4 Ribs (MPN 5040880). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK2235.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 33 7/8 in Effective Lg (MPN 5040338). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0860.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 33 7/8 in Effective Lg (MPN 5040338). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0860.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 33 1/16 in Effective Lg (MPN 5040330). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0840.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 33 1/16 in Effective Lg (MPN 5040330). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0840.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 44 1/2 in Effective Lg (MPN 5040445). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK1130.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 44 1/2 in Effective Lg (MPN 5040445). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK1130.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 35 1/32 in Effective Lg (MPN 5040350). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0890.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 35 1/32 in Effective Lg (MPN 5040350). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0890.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 63 19/32 in Effective Lg (MPN 5040636). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK1615.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 63 19/32 in Effective Lg (MPN 5040636). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK1615.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 43 29/32 in Effective Lg (MPN 5040439). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK1115.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 43 29/32 in Effective Lg (MPN 5040439). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK1115.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 31 in Effective Lg, 4 Ribs (MPN 5040310). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0785.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 31 in Effective Lg, 4 Ribs (MPN 5040310). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 4PK0785.