Beefed Up 150 Amp Alternator Replacement For 2014 Through 2019 Silverado Sierra 1500 2500 3500 HD Express Tahoe Suburban Escalade Savana Yukon V6 V8 4.3L 5.3L 6.0L 6.2L 6.6L 12V

High-Output 150A GM Truck Alternator Direct Fit
✔️ 150A 12V CW rotation, 6-Groove clutch pulley, internal fan

This 12V alternator replacement delivers a robust 150A output to support modern vehicle electrical loads. It fits 2014-2019 GM Silverado/Sierra 1500/2500/3500 HD, Suburban, Tahoe, Express, Savana, Yukon, Escalade, and more, serving both V6 and V8 engines. It’s designed as a direct OEM-style replacement for hassle-free installation.

✅ 150A high-output 12V alternator
✅ Clockwise rotation with 6-groove clutch pulley
✅ Internal fan, regulator, and wiring compatibility
✅ Direct replacement that matches OEM specs for easy install
✅ OEM-compatible part numbers include 104211-8340, 104211-8350, 104211-8352, 104211-9110, 104211-9112, 84143542, 84143543, TN104211-9110, TN104211-9720, 22065, 42074

💡 What is an alternator used for in a vehicle's electrical system?

In simple terms, it recharges the battery and powers electrical components while the engine runs.

- Keeps battery charged under normal driving and high loads
- Powers lights, climate control, radio, and ECU sensors
- Works with the vehicle's charging system to maintain proper voltage
- Easy swap with a direct replacement that fits OEM specs