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Dorman® Alternator Pulley 300-851

Dorman Alternator Pulley 300-851

Vehicle Specific

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  • Specifications
  • Features
  • Vehicle Fitment
  • Specifications

    BrandDorman
    Part Number300-851
    Part DescriptionAlternator Pulley
    Attachment MethodBolt-on
    Bore Size0.56
    Color/FinishBlack
    Installation Hardware IncludedNo
    MaterialSteel
    UPC019495487661
    OE Part Number7R3Z10346B
    Outside Diameter (In)2.56"
    Pulley Type/GroovesSerpentine
    Warning: California’s Proposition 65
  • Features

    Dorman Alternator Decoupler Pulley are featured as follows:
    • Direct replacement for a proper fit.
    • High-quality materials for a hassle-free service.
    • This replacement gets the alternator back to working properly.
    • Avoids belt noise and premature wear on the belt or belt-driven engine accessories.
    • State-of-the-art technology was used in designing it to resemble an original equipment unit.
    • Built with modern tooling to look and fit exactly like the original.
    • Dorman Products, a leading provider of quality aftermarket auto parts makes this product.
    A superior replacement part, Dorman Alternator Decoupler Pulley 300-851 is of high-quality and is intended to the performance level of your vehicle's alternator. It is a direct substitute to have a perfect fit, prevent belt noise, and reduce premature wearing out of the belt and other accessories connected to the belt such as engines. The original equipment manufacturer unit has been replicated in functionality, looks and fittings with it manufactured by use of contemporary tools and methods. For that reason, the dimensions and gauge materials are essentially the same as the OEM part for durability purposes.
    The aftermarket auto parts industry is where Dorman Products has earned its reputation through a thirty-year track record of success. They are famous for their application know-how, inventive product creation and broad range of products, some of which can be found nowhere else.
  • Vehicle Fitment

    Year Make Model Trim Engine
    2007-2010 Ford MustangAll Trims8 Cyl 4.6L

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