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Dayco®
5120858 Dayco Poly Rib Series Serpentine Belt - Direct Fit, Sold individually

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$71.49
$119.03Save: $47.54(40%)
Manufacturer #5120858
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Brand:
Location:
Fan, Alternator And Water Pump, Fan And Alternator, Fan
Notes:
Straight Rib Profile; K-Section Cross Section; Standard Rib Depth; SAE J1459 and SAE J2432
Warranty:
1 year or 12,000-mile Dayco limited warranty
Quantity Sold:
Sold individually
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Effective Length:
85.83 in.
Material:
EPDM Rubber
Outside Circumference:
86.39 in.
Product Fit:
Direct Fit
Rib Count:
12
Series:
Dayco Poly Rib Series
Top Width:
1.66 in.

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2010-2015 Kenworth T660
Base
6 Cyl 14.9L
86 in. Belt
2010-2017 Kenworth T800
Base
6 Cyl 14.9L
86 in. Belt
2011 Peterbilt 386
Base
6 Cyl 14.9L
-
2011 Peterbilt 387
Base
6 Cyl 14.9L
-
2011-2012 Peterbilt 587
Base
6 Cyl 14.9L
86 in. Belt
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Product Information

DAYCO POLY RIB SERPENTINE BELTS

Made with patent-pending “W” profile, Dayco’s Poly Rib serpentine belts guarantee durability, improved tip flexibility and quieter, unfailing performance. Since 1905, Dayco has developed top-tier replacement parts that keep cars moving, including belts, tensioners, pulleys and other timing products.

  • Proudly manufactured in the USA
  • Built with aramid-reinforced EPDM compounds for enduring quality
  • Meets SAE J1459 and SAE J2432 standards
  • Laboratory and road mileage tested
  • Features patent-pending “W” profile for quieter operation and more flexible tip
  • Direct fit for easy installation
  • Designed for passenger cars and light-duty trucks
Need help?Call our product expert1-866-529-0412
Chat with us
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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

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