AC Delco LT Truck 2019-Up Belt Tensioner Idler Kit 5.3L 6.2L Silverado L84 L87
Drive Belt Tensioner-Idler Kit - 2019+ LT Gen V
Genuine AC Delco
- Includes belt tensioner with pulley, Idler Pulley, and mounting hardware
Uses 74" Belt (740K6) Must be used with GM Water Pump (ICT # WAT311)
Can be adapted to work with LT4 Blower .