We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

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 design. It has an effective length of 97 3/4 in, an Industry Number of 12PK2485, and a Manufacturer Part Number of…

SKU 3G-OTH-496813

Brand
DAYCO
Item
Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt
Category
12PK Series Micro-Ribbed V-Belts
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Technical Specifications

DAYCO
Manufacturer Part Number
5120978
Type
K Belt Trade Size, V-Ribbed Belt
Effective Lg
97 3/4 in
Industry Number
12PK2485
Reinforcing Cord Material
Aramid
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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 design. It has an effective length of 97 3/4 in, an Industry Number of 12PK2485, and a Manufacturer Part Number of 5120978. The belt features aramid reinforcing cord material for strength.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a DAYCO serpentine belt used for?

A DAYCO serpentine belt drives engine accessories like the alternator, water pump, and air conditioning compressor. Its V-ribbed design and aramid cord provide high strength and flexibility for demanding industrial and automotive applications.

What are the specifications of the DAYCO 5120978 serpentine belt?

The DAYCO 5120978 is a 12PK Series Micro-Ribbed V-Belt with a K Belt Trade Size, V-Ribbed design, and effective length of 97 3/4 in. It has Industry Number 12PK2485 and features aramid reinforcing cord material for durability.

Where to buy a DAYCO serpentine belt worldwide?

3G Electric supplies the DAYCO 5120978 serpentine belt worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this belt to your facility, ensuring you get the right part for your application.

How to select the correct DAYCO serpentine belt?

To select the correct DAYCO serpentine belt, verify the effective length (97 3/4 in), rib count (12PK), and trade size (K Belt). Check your equipment manual for the required Industry Number (12PK2485) and confirm aramid cord material for high-load applications.

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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DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 98 in Effective Lg (MPN 5120980). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2490.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 86 1/2 in Effective Lg (MPN 5120865). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2195.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 86 1/2 in Effective Lg (MPN 5120865). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2195.
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK1530, 12 Ribs (MPN 5120603). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1530.
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DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK1530, 12 Ribs (MPN 5120603). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1530.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 84 1/4 in Effective Lg (MPN 5120843). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2140.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 84 1/4 in Effective Lg (MPN 5120843). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2140.
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 105 in Effective Lg (MPN 5121050). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2665.
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DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 105 in Effective Lg (MPN 5121050). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2665.
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK1785, 12 Ribs (MPN 5120702). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1785.
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DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK1785, 12 Ribs (MPN 5120702). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1785.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 73 13/16 in Effective Lg (MPN 5120738). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1875.
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DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 73 13/16 in Effective Lg (MPN 5120738). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1875.
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK1625, 12 Ribs (MPN 5120640). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1625.
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DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK1625, 12 Ribs (MPN 5120640). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK1625.