{"product_id":"cascadia-belt-tensioner-assembly-dd15-dd13-2008-2026-a4722001570","title":"Cascadia Belt Tensioner Assembly DD15 - DD13 2008-2026 - A4722001570 89498","description":"\u003cp\u003eRestore reliable power delivery to your engine's accessories with this premium \u003cstrong\u003eCascadia Belt Tensioner Assembly DD15\u003c\/strong\u003e by FleetPro Parts \u0026amp; Tires. Specifically engineered for 2008–2026 Freightliner Cascadia models equipped with the 12.8L Detroit Diesel DD13 and DD15 engines, this heavy-duty tensioner ensures your serpentine belt maintains perfect alignment and tension. A failing tensioner can lead to belt squeal, loss of alternator charge, water pump failure, and ultimately, an unexpected breakdown. We stock these heavily right here in our Hanover Park, Illinois warehouse to ensure lightning-fast shipping for fleets and owner-operators nationwide.\u003c\/p\u003e\n\n\u003ch2\u003eEliminate Belt Squeal: The Cascadia Belt Tensioner Assembly DD15 Advantage\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003eCascadia Belt Tensioner Assembly DD15\u003c\/strong\u003e is overbuilt to survive the relentless vibrations and high under-hood temperatures of long-haul trucking. Constructed from industrial-grade steel rather than cheap aluminum, it houses a high-tension internal spring designed to absorb shock loads from the AC compressor and alternator. The 2.95-inch diameter pulley features a precision-machined 10-groove design, allowing for smooth, vibration-free serpentine belt routing that extends the life of all your front-end accessory drive (FEAD) components.\u003c\/p\u003e\n\n\u003cp\u003eAs we continue to build the largest inventory of commercial truck parts in Illinois, we prioritize engine hardware that balances industrial strength with ease of installation. Serving as a direct exact-fit replacement for dozens of OEM and aftermarket numbers—including Detroit Diesel A4722001570, Dayco 89498, and Gates 38667—this complete assembly is ready to bolt right on. Upgrade your accessory drive today with a high-performance tensioner built for the long haul.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eVehicle Fitment \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp\u003eThis heavy-duty steel belt tensioner is precision-engineered for the following commercial applications:\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMake:\u003c\/strong\u003e Freightliner\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Cascadia\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEngine Manufacturer:\u003c\/strong\u003e Detroit Diesel\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEngine Models:\u003c\/strong\u003e 12.8L DD13 \u0026amp; DD15\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eYears:\u003c\/strong\u003e 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eDirect Replacement \u0026amp; Cross-Reference Numbers:\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eThis serpentine belt tensioner serves as a direct exact-fit replacement for the following part numbers:\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFreightliner \/ Detroit Diesel OEM:\u003c\/strong\u003e A4722000170, A4722000270, A4722000570, A4722001070, A4722001370, A4722001570, A4722001670, EA4722000470, EA4722001070\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDDE \/ DET OEM Variations:\u003c\/strong\u003e DDE 4722001070, DDE A4722001370, DDE A4722001570, DDE A4722001670, DDE EA4722000970, DDE EA4722001070, DDEA4722001570, DET A4722001570, DET EA4722001070\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDayco:\u003c\/strong\u003e 89498, 89498DAY, 2428-89498\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGates:\u003c\/strong\u003e 38667\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eContinental:\u003c\/strong\u003e 49603\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAutomann:\u003c\/strong\u003e 814.89498, 819.46070\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOther Aftermarket:\u003c\/strong\u003e FRT-A4722001370 \/ FRTA4722001370 (Newstar), GA38667, GT 38667, GY49603, S-27125 \/ S27125 (Newstar), SK38667 (SKP), TF\/DDEEA4722001070, TFDDEEA4722001070\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBelt Type:\u003c\/strong\u003e Serpentine\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heavy-Duty Steel\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOutside Pulley Diameter:\u003c\/strong\u003e 2.95\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePulley Groove Quantity:\u003c\/strong\u003e 10 Grooves\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePulley Type:\u003c\/strong\u003e Smooth \/ Grooved Combo\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e FleetPro Parts \u0026amp; Tires\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FleetPro","offers":[{"title":"Default Title","offer_id":42619365425223,"sku":"FP-911-03-1813","price":172.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8035\/2583\/files\/fp-911-03-1813-cascadia-belt-tensioner-assembly-dd15-dd13-2008-2026-a4722001570-89498-fleetpro-2086638.jpg?v=1779136523","url":"https:\/\/fleetpropt.com\/products\/cascadia-belt-tensioner-assembly-dd15-dd13-2008-2026-a4722001570","provider":"FLEETPRO PARTS \u0026 TIRES ","version":"1.0","type":"link"}