{
    "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
}
Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

Dayco®
89378 No Slack Automatic Belt Tensioner Series Accessory Belt Tensioner

Tap image and pinch to zoom.
$75.49
$113.05Save: $37.56(33%)
Manufacturer #89378
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Brand:
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.

Interchange Part Number:
JRT38020006
Series:
No Slack Automatic Belt Tensioner Series

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2007-2011 Toyota Tundra
SR5
8 Cyl 5.7L
-
2007-2013 Toyota Tundra
Base
8 Cyl 5.7L
-
2007-2021 Toyota Tundra
Limited
8 Cyl 5.7L
-
2008-2011 Lexus LX570
Base
8 Cyl 5.7L
-
2008-2011 Toyota Land Cruiser
Base
8 Cyl 5.7L
-
Page 1 of 9 | Showing 1 - 5 of 43 results

Product Information

DAYCO NO SLACK AUTOMATIC BELT TENSIONERS

Eliminate slack to give your drive belt the right amount of tension with Dayco’s No Slack automatic belt tensioners. These tensioners are innovatively designed to minimize belt noise and slippage and keep the accessory bearing from premature failure. 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
  • Patented flat wire spring guarantees constant tension
  • Innovative design for maximum tension, quieter belt operation and minimal slippage
  • PTFE strip withstands abrasion and flat spring features corrosion-resistant coating
  • With ultra-durable cast aluminum spring case for crack and fatigue resistance
  • Manufactured by drive and timing system specialists
  • 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.

Customer Reviews

High quality performance part better than OEM with affordable price. Auto-Parts Warehouse makes sure you consider replacing this part when replacing the serpentine belt. Sound advice saving future repairs to your vehicle.
Purchased on Nov 10, 2014
Part was equal to factory part. Fairly easy to install with videos on the web. I would recommend this part.
Purchased on Apr 19, 2013