Alternator for Sierra (2018–2023) 18-5974

Includes: - Alternator

Fits Models: - GMC Sierra 1500 - GMC Sierra 2500HD - GMC Sierra 3500HD

Model Years: - 2018–2023

Submodels: - Denali, SLT, SLE, WT, Elevation, AT4 - Chassis Codes: GMT K2XX

Engine Options: - 4.3L V6 (LV3), 5.3L V8 (L83), 6.2L V8 (L87), 6.6L V8 Diesel (L5P)

Description: This alternator is designed specifically for GMC Sierra models from 2018 to 2023, ensuring reliable performance and compatibility. It is engineered to meet or exceed OEM specifications, providing a direct replacement for your vehicle's original alternator.

Features: - Direct fit for GMC Sierra 1500, 2500HD, and 3500HD - High output for reliable electrical system performance - Durable construction for long-lasting use - Easy installation with no modifications required

Part Number: 18-5974