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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt - 12PK Series Micro-Ribbed V-Belts
DAYCO12PK Series Micro-Ribbed V-Belts

DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt

The DAYCO Serpentine Belt is a 12PK Series Micro-Ribbed V-Belt with a K Belt Trade Size and V-Ribbed Belt type. It has an effective length of 84 1/4 in, an Industry Number of 12PK2140, and a Manufacturer Part Number…

SKU 3G-OTH-496809

Brand
DAYCO
Item
Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt
Category
12PK 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
5120843
Type
K Belt Trade Size, V-Ribbed Belt
Effective Lg
84 1/4 in
Industry Number
12PK2140
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 12PK Series Micro-Ribbed V-Belt with a K Belt Trade Size and V-Ribbed Belt type. It has an effective length of 84 1/4 in, an Industry Number of 12PK2140, and a Manufacturer Part Number of 5120843. The belt features aramid reinforcing cord material for strength.

Frequently Asked Questions

What is a DAYCO serpentine belt used for?

A DAYCO serpentine belt drives engine accessories such as alternators, water pumps, and power steering pumps. Its V-ribbed design provides efficient power transmission in automotive and light industrial applications. The aramid cord reinforcement offers high strength and durability under load.

What are the specifications of the DAYCO 5120843 serpentine belt?

The DAYCO 5120843 is a 12PK Series Micro-Ribbed V-Belt with a K Belt Trade Size and V-Ribbed type. It has an effective length of 84 1/4 in, Industry Number 12PK2140, and aramid reinforcing cord material. It is designed for reliable performance in demanding drive systems.

Where to buy a DAYCO serpentine belt worldwide?

3G Electric supplies the DAYCO serpentine belt 5120843 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. As a global industrial solutions provider, we source and deliver genuine DAYCO belts for automotive and industrial needs.

How to select the correct DAYCO serpentine belt?

To select the correct DAYCO serpentine belt, match the effective length (84 1/4 in), rib count (12PK), and trade size (K Belt) to your application. Verify the Industry Number 12PK2140 and OEM part number 5120843. Consult your equipment manual or contact 3G Electric for guidance.

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 12pk 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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