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

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

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

The DAYCO Automotive Drive Belt is a 12PK Series Micro-Ribbed V-Belt (K Belt Trade Size, V-Ribbed Belt) with a 105 in effective length and Industry Number 12PK2665. It features aramid reinforcing cord material and is…

SKU 3G-OTH-496820

Brand
DAYCO
Item
Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt
Category
12PK Series Micro-Ribbed V-Belts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

DAYCO
Manufacturer Part Number
5121050
Type
K Belt Trade Size, V-Ribbed Belt
Effective Lg
105 in
Industry Number
12PK2665
Reinforcing Cord Material
Aramid
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

DAYCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYCO Automotive Drive Belt is a 12PK Series Micro-Ribbed V-Belt (K Belt Trade Size, V-Ribbed Belt) with a 105 in effective length and Industry Number 12PK2665. It features aramid reinforcing cord material and is identified by manufacturer part number 5121050.

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 the DAYCO 5121050 serpentine belt used for?

The DAYCO 5121050 is a 12PK Series Micro-Ribbed V-Belt designed for automotive accessory drive systems. It transfers power from the engine crankshaft to components like alternators, water pumps, and air conditioning compressors. Its aramid reinforcing cord provides high tensile strength and durability.

What are the specifications of the DAYCO 5121050 belt?

The DAYCO 5121050 is a K Belt Trade Size, V-Ribbed serpentine belt with an effective length of 105 in and Industry Number 12PK2665. It features aramid reinforcing cord material. The manufacturer part number is 5121050. This belt is part of the 12PK Series.

Where to buy the DAYCO 5121050 serpentine belt worldwide?

3G Electric supplies the DAYCO 5121050 serpentine belt to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this aramid-reinforced 12PK Series belt.

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

To select the correct DAYCO serpentine belt, verify your vehicle's required effective length, rib count, and trade size. The 5121050 is a 105 in, 12-rib K Belt. Cross-reference your OEM part number or Industry Number (12PK2665) against DAYCO's catalog. Confirm aramid cord is suitable for your application.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from DAYCO

View all DAYCO parts
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.
DAYCO
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.
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 87 in Effective Lg (MPN 5120870). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2210.
DAYCO
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 87 in Effective Lg (MPN 5120870). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2210.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 87 1/4 in Effective Lg (MPN 5120873). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2215.
DAYCO
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 87 1/4 in Effective Lg (MPN 5120873). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2215.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 91 in Effective Lg, Aramid (MPN 5120910). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2310.
DAYCO
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 91 in Effective Lg, Aramid (MPN 5120910). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2310.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 98 1/2 in Effective Lg (MPN 5120985). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2500.
DAYCO
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 98 1/2 in Effective Lg (MPN 5120985). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2500.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 90 1/4 in Effective Lg (MPN 5120903). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2290.
DAYCO
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 90 1/4 in Effective Lg (MPN 5120903). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2290.
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 104 in Effective Lg (MPN 5121040). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2640.
DAYCO
DAYCO Serpentine Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 104 in Effective Lg (MPN 5121040). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2640.
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK2070, 12 Ribs (MPN 5120815). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2070.
DAYCO
DAYCO Automotive Drive Belt: Serpentine Belt, K Belt Trade Size, V-Ribbed Belt, 12PK2070, 12 Ribs (MPN 5120815). Key specifications — Brand: DAYCO; Reinforcing Cord Material: Aramid; Industry Number: 12PK2070.