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3G Electric
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
Part Number
5040343
Category
4PK Series Micro-Ribbed V-Belts
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, 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 repair — Dayco 11A Series cogged V-belts for engine accessory drives
Industrial machinery — Dayco HP Series metric V-belts for power transmission in pumps and compressors
Heavy-duty drives — Dayco XTX Series cogged V-belts for high-load serpentine systems
Engine timing — Dayco 95164 timing belt for camshaft and crankshaft synchronization
Fuel systems — Dayco fuel hoses (SAE J30R7 or J1527) for low-pressure fuel delivery
Marine applications — Dayco fuel hose MPN 80061 or 80064 meeting SAE J1527 for marine fuel systems
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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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