Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
10 Best belt tensioner assemblies of 2026
Explore top picks
1
LoautongLoautong Belt Tensioner Serpentine Belt Idler Pulley Kit for Ford F-150 V6 4.2L Gas 1997-2004, 36327, 38138, 2L3E6B209BA, 38001, 89006, 2L3E6B209BA, 2L3Z6B209BA, 35138, 10000400, 10042806, 10044970
2
MotorcraftMotorcraft BT-50 Belt Tensioner
3
ACDelcoACDelco Gold 38158 Drive Belt Tensioner Assembly with Pulley, Aluminum w/ Black Pulley
4
ACDelcoACDelco Gold 38159 Drive Belt Tensioner Assembly with Pulley
5
A-PremiumA-Premium Belt Tensioner Assembly with Pulley Compatible with Honda Accord 2003-2007, Civic 2006-2015, CR-V, Element & Acura TSX, CSX, RDX, ILX, Replace# 31170RAAA01, 31170PNA023
-
See Today’s Deals & Prices
6
A-PremiumA-Premium Belt Tensioner Assembly with Pulley Compatible with Honda Accord 2008-2010, Odyssey 2005-2010, Pilot 2006-2011, Accord Crosstour 2010 3.5L, Replace# 31170R70A01, 31170RKB005
7
ACDelcoACDelco Gold 38103 (88909593) Drive Belt Tensioner Assembly with Pulley
8
Auto Parts ProdigySerpentine Belt Drive Kit w/Tensioner & Idler Pulleys Compatible with Toyota Highlander 2008‑2016 V6 3.5L Camry RAV4 Sienna Venza & Lexus ES350 IS250 RX350
9
A-PremiumA-Premium Belt Tensioner Assembly with Pulley Compatible with Toyota RAV4 2001-2005, Solara, Camry 2002-2006, Highlander 2001-2007 & Scion tC 2005-2010, Replace# 166200W110, 1662028010
10
A-PremiumA-Premium Belt Tensioner Assembly with Pulley Compatible with Chrysler Town & Country 2011-2016 & Dodge Challenger, Charger, Durango, Grand Caravan, Journey & Jeep Grand Cherokee & Ram 1500, C/V
