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General Motors®  |  SKU: 12739915
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General Motors® Camaro/Silverado/Sierra/Tahoe/Yukon V8 Belt Idler Pulley

$39.99
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Description

GM 12739915 is a GM Genuine Parts Accessory Drive Belt Idler Pulley. It mounts to the front of a General Motors engine to guide, route, and maintain proper tension on the serpentine accessory drive belt powering parts like the alternator, water pump, and power steering pump.

Type: Grooved/flanged serpentine idler pulley

Outside Diameter: ~2.97 in / 75.37 mm

Width: ~1.14 in / 29.08 mm

Function: Reduces vibration, guides belt routing, and prevents belt slip

Cadillac Escalade / Escalade ESV: 2021–2026 (5.3L & 6.2L V8)

Chevrolet Cruze: 2014–2015 (2.0L Diesel)

Chevrolet Silverado 1500: 2019–2026 (4.3L V6, 5.3L & 6.2L V8)

Chevrolet Silverado 1500 LTD: 2022

Chevrolet Suburban: 2021–2025 (5.3L & 6.2L V8)

Chevrolet Tahoe: 2021–2026 (5.3L & 6.2L V8)

GMC Sierra 1500: 2019–2026 (5.3L & 6.2L V8)

GMC Sierra 1500 Limited: 2022

GMC Yukon / Yukon XL: 2021–2025 (5.3L & 6.2L V8)

VEHICLE FITMENT
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