{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Guaranteed to Fit2004 Peterbilt 379 Change Vehicle

Dayco®
2004 Peterbilt 379 - Dayco Gold Label No Slack Heavy Duty Series Accessory Belt Idler Pulley - Direct Fit, Sold individually

Tap image and pinch to zoom.
$30.49
$91.15Save: $60.66(67%)
Manufacturer #89101
Guaranteed to Fit2004 Peterbilt 379 Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
2004 Peterbilt 379
Base
6 Cyl 12.0L
-

Highlights

Brand:
Location:
Fan And Alternator
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.

Condition:
New
Material:
Steel
Product Fit:
Direct Fit
Recommended Use:
OE Replacement
Series:
Dayco Gold Label No Slack Heavy Duty Series

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1990-1991 International 8300
Base
6 Cyl 11.1L
-
1990-1991 International 8300
Base
6 Cyl 12.7L
-
1990-1992 Ford L9000
Base
6 Cyl 10.3L
-
1990-1993 International 8100
Base
6 Cyl 12.7L
-
1990-1993 International 8100
Base
6 Cyl 11.1L
-
Page 1 of 145 | Showing 1 - 5 of 723 results

Product Information

DAYCO GOLD LABEL NO SLACK HEAVY DUTY ACCESSORY BELT IDLER PULLEYS

Get rid of that whirring noise from the front of your engine by replacing the faulty idler pulley of your engine accessory belt with any of Dayco’s Gold Label No Slack Heavy Duty accessory belt idler pulleys. With their durable powdered metal construction and double presses-in bearings, these idler pulleys are ready to meet the demands of heavy-duty diesel engines. 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
  • Powdered metal construction guarantees wear resistance and durability
  • Developed specifically for heavy-duty diesel engine applications
  • Made by well-known drive and timing system specialists and OEM part suppliers
  • Double pressed-in bearings withstand shock loads for longer service life
  • Direct fit for easy installation
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
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

Customer Reviews