★★★★★ 5
A+
Style: 360 Count
Nice and strong.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
LT Truck 2019-Up Automatic Belt Tensioner Idler Kit 5.3L 6.2L Silverado L84 L87
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
LT Truck 2019-Up Automatic Belt Tensioner Idler Kit 5.3L 6.2L Silverado L84 L87Drive Belt Tensioner Idler Kit 2019+ LT Gen V Includes belt tensioner with pulley, Idler Pulley, and mounting hardware Converts factory stretch belt to an automatic tensioner for easy belt installation Uses 74" Belt (740K6) Must be used with GM Water Pump (ICT # WAT311)
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Your LT Truck 2019-Up Automatic Belt Tensioner Idler Kit 5.3L 6.2L Silverado L84 L87 orders ship within 1-2 business days.
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- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.1 ★★★★★
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Product Reviews
★★★★★ 5
Great product
Style: 360 Count
Great product
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Reviewed in the United States on May 23, 2026
★★★★★ 4
Worth it
Style: 360 Count
Great buy
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Leelee
Style: 360 Count
Like price and heaviness good quality
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Reviewed in the United States on April 19, 2026
★★★★★ 5
Sturdy
Style: 360 Count
Heavy Duty is right. Met my expectations
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Reviewed in the United States on May 25, 2026
