2007-2020 GMC Sierra 3500 HD 6.6L 250-320-370-400amp High Output Alternator JS Alternators

2007-2020 GMC Sierra 3500 HD 6.6L 250-320-370-400amp High Output Alternator JS AlternatorsFitment: This is a direct fit high output alternator for the 2007 2020 GMC Sierra 3500 HD 6. 6L. 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 setpoint,

6561 Qms 5

Motor: New and improved design with up to 43% stronger BL

5 mm (one-way)

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Patented high strength cast aluminum frame

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