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DAYCO 4PK0870 Micro-Ribbed V-Belt, 34-1/4 in Effective Length, Aramid Cord - 4PK Series Micro-Ribbed V-Belts
DAYCO4PK Series Micro-Ribbed V-Belts

DAYCO 4PK0870 Micro-Ribbed V-Belt, 34-1/4 in Effective Length, Aramid Cord

The DAYCO Serpentine Belt is a 4PK Series Micro-Ribbed V-Belt with a K Belt Trade Size and V-Ribbed Belt type. It features an Effective Length of 34 1/4 in, Industry Number 4PK0870, and a Reinforcing Cord Material of…

SKU 3G-OTH-491472

Brand
DAYCO
Item
4PK0870 Micro-Ribbed V-Belt, 34-1/4 in Effective Length, Aramid Cord
Category
4PK Series Micro-Ribbed V-Belts
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

DAYCO
Manufacturer Part Number
5040343
Type
K Belt Trade Size, V-Ribbed Belt
Effective Lg
34 1/4 in
Industry Number
4PK0870
Reinforcing Cord Material
Aramid

Technical Documents

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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 a K Belt Trade Size and V-Ribbed Belt type. It features an Effective Length of 34 1/4 in, Industry Number 4PK0870, and a Reinforcing Cord Material of Aramid (MPN 5040343).

Frequently Asked Questions

What is a DAYCO serpentine belt used for?

A DAYCO serpentine belt drives engine accessories like alternators, water pumps, and power steering pumps. Its V-ribbed design provides high torque transfer and quiet operation. This 4PK0870 belt is common in automotive and light industrial applications where aramid reinforcement resists stretching and wear.

What are the specifications of the DAYCO 5040343 serpentine belt?

The DAYCO 5040343 is a 4PK Series Micro-Ribbed V-Belt with K Belt Trade Size, V-Ribbed type, and an effective length of 34 1/4 in. It has Industry Number 4PK0870 and aramid reinforcing cord material. This belt is designed for reliable power transmission in demanding environments.

Where to buy a DAYCO serpentine belt worldwide?

3G Electric supplies the DAYCO 5040343 serpentine belt to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine DAYCO belts and can quote competitive lead times for any destination.

How to select the correct DAYCO serpentine belt for my application?

To select the correct DAYCO serpentine belt, match the effective length (34 1/4 in), rib count (4PK), and trade size (K) to your engine or equipment specifications. Verify the Industry Number 4PK0870 and aramid reinforcement for high-load applications. Consult your OEM manual or contact 3G Electric for cross-reference assistance.

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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