Accessory Belt Tensioner 5184617AD for Dodge Chrysler Jeep 3.6L Pentastar Engine Complete Serpentine Belt Drive Kit – Tensioner, Idler Pulley, Belt (6PK2195) for 3.6L Pentastar V6. Solve accessory drive noise and wear with this complete professional-grade kit. It includes ALL critical components needed to refresh your 3.6L Pentastar engine's serpentine belt system: the Belt Tensioner Assembly (5184617AD), Idler Pulley (1341A029/VKM31041), and the correct Serpentine Belt (6PK2195). Engineered to OE specifications for a perfect fit, this comprehensive kit restores quiet, reliable operation and prevents belt slippage, chirping, or premature failure. Kit Components & Specifications: .