2007 GMC Sierra 1500 HD Classic V8 6.0L High Output Alternator Amperage:400 amp alternator switch control allows you to

switch control allows you to go between the voltmeter or voltmeter and led so you can have control when you want your knob lit or dark for those drives at night

This is a direct fit high-output alternator for the 2005 Saab 9-7x 4

This is a direct fit high-output alternator aftermarket replacement for 2011-2017 BMW 535i GT xDrive 3

This is a direct fit high-output alternator for the 2000-2006 Jeep Wrangler 4

This is a direct fit high-output alternator for the 2013-2018 Hyundai Santa Fe 3

2007 GMC Sierra 1500 HD Classic V8 6.0L High Output Alternator Amperage:400 amp alternator switch control allows you toFitment: This is a direct fit high output alternator for the 2007 GMC Sierra 1500 HD Classic 6. 0L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a factory style plug so that your OEM plug will plug directly into the alternator. Therefore, with an OEM style regulator, it will have a factory voltage set point. NOTE: If you require charging at a certain voltage