Alternator Replacement For Chevy Silverado 2015-2019, Express 2021-2023, Suburban Tahoe 2015-2020, Savana 2021-2023, Sierra 2015-2019, Yukon XL 2015-2020 Replaces OE 84143543 And 23487089 High-Output, Ready-To-Install Automotive Alternator
✔️ 150A, 12V, clockwise, 6-groove pulley, single unit
This high-output alternator replacement provides the charging power needed for modern GM trucks and vans. It's a ready-to-install unit designed for 12V electrical systems, compatible with a wide range of models including Silverado, Express, Suburban, Tahoe, Yukon, and Savana models. Replace OE 23487089 and 84143543 with a durable, high-performance alternative when your factory unit fails.
✅ Amperage Rating: 150 Amp
✅ Voltage: 12.0 Volt
✅ Rotation Direction: Clockwise
✅ Pulley Groove Quantity: 6
✅ OE Numbers: 23487089, 84143543
💡 What is a high-output automotive alternator replacement used for in GM trucks and vans?
This handy replacement keeps electrical systems charged under heavy load.
- high-output charging for electrical loads across GM models
- 12V system compatibility for trucks and vans
- ready-to-install replacement with OE numbers 23487089 and 84143543
- supports headlights, HVAC, and accessories during peak demand