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Truck Compatibility

Fits the following trucks:

Freightliner Cascadia
Kenworth T680
Peterbilt 579
Volvo VNL
International LT

Please confirm part number before ordering.

  • Heavy Duty Truck Quality
  • Easy Returns
  • Fast Truck Delivery

815.4120842X - Conti Extreme Poly-V

815.4120842X - Conti Extreme Poly-V

$95.84
$95.84
Shipping calculated at checkout.

Hurry up! Only 1 items in stock.

Expected delivery date:
22 Jul Usually ready in 2-3 days.
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Cross Reference

Name Part Number
Continental 4120842X
Gates K120842HD
Dayco 120842
Volvo 21479276
Volvo 21763899

Specification

Attribute Value
Belt Type Serpentine / Poly-V Belt
Rib Count 8 Ribs
Effective Length Approx. 84.2 in
Construction OE Technology Extreme Poly-V
Material High-temperature EPDM rubber with reinforced tensile cords
Application Heavy-Duty Diesel Engines
Compatible Vehicles Volvo VNL, VNM, VT Series Trucks
Package Dimensions 16 × 6 × 1 in
Weight 1 LB
Performance Features Heat resistant, crack resistant, high grip ribs
Use Drives alternator, AC compressor, water pump, and accessories
 
815.4120842X - Conti Extreme Poly-V

815.4120842X - Conti Extreme Poly-V

$95.84
$95.84

FAQs

How do I find the right part for my truck?

You can search by part number, brand, or truck make/model/year. If you're unsure, our support team can help you identify the correct part based on your vehicle details.

Do you offer OEM and aftermarket options?

Yes. We sell both OEM (original equipment manufacturer) and high-quality aftermarket parts. Each product page clearly mentions the part type.

What shipping options do you provide?

We offer standard and expedited shipping across the United States. Shipping costs are calculated at checkout based on your location and the size/weight of the parts.

How long does delivery take?

Standard delivery usually takes 3–7 business days, while expedited shipping arrives faster depending on your location.

How can I reach customer support?

You can reach us by email, phone, or through the Contact Us page. Our support team is available during business hours to assist you.