Front view of Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy 4.2L with CW Six Groove Pulley
Side view of Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy 4.2L 2007 2009
Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007-2009 GMC Envoy 4.2L 2007-2009 Isuzu Ascender 4.2L 2007-2008 Saab Nine Seven X 4.2L 2007-2009 CW Six Groove Pulley 8498, close-up view of alternator with six groove pulley and clockwise rotation design.
Installing Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy with six groove pulley
Close-up of copper winding in high-output motor with text on upgrades and power supply features
Dark gray sports car parked indoors with vehicle fitment chart for Buick Rainier, Chevrolet Trailblazer, GMC Envoy 4.2L engines
Close-up of Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy 4.2L 2007 2009 CW Pulley
Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy 4.2L 2007 2009 Isuzu Ascender 4.2L 2007 2008 Saab Nine Seven X 4.2L 2007 2009 CW Six Groove Pulley 8498 front side view
Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy 2009 Isuzu Ascender 2008 Saab Nine Seven X

Beefed Up 150Amp 12V Alternator Fits Chevy Trailblazer 4.2L 2007 2009 GMC Envoy 4.2L 2007 2009 Isuzu Ascender 4.2L 2007 2008 Saab Nine Seven X 4.2L 2007 2009 CW Six Groove Pulley 8498

$199.99 $300.00you save $100.01
SKU: VXB0FBRFZWHZ





High-output 150A 12V alternator for GM SUVs, single unit
✔️ 150A output, 12V system, CW rotation, 6-groove pulley

This premium alternator replacement delivers 150A at 12V to support heavy electrical loads in GM SUVs and trucks. It fits Chevy Trailblazer 4.2L (2007-2009), GMC Envoy 4.2L (2007-2009), Isuzu Ascender 4.2L (2007-2008), and Saab 9-7X 4.2L (2007-2009).

✅ Voltage: 12V
✅ Amperage: 150A
✅ Rotation: CW
✅ Regulator: Internal IR
✅ Fan: Internal IF
✅ Pulley: 6-groove

💡 What is a high-output 150A 12V alternator used for in GM SUVs?

It’s a handy upgrade that helps keep the electrical system charged when you have extra loads on the road.

  • Direct OEM replacement that fits Trailblazer, Envoy, Ascender, and Saab 9-7X
  • Increases charging capacity to keep lights, radios, and other accessories running reliably
  • Internal regulator and fan improve heat management for longer life
  • Compatible with factory wiring and the 6-groove belt drive
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