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    BREMBO Floating Front Rotor 11.5" (2.22 Bore) — 78B40891

    BREMBO Floating Front Rotor 11.5″ (2.22 Bore) — 78B40891

    $377.95

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    BREMBO floating front rotor 11.5" (2.22 bore).

    In stock

    SKU: WP177-0251
    Category:
    Brands:

    Description

    BREMBO floating front rotor 11.5" (2.22 bore). Manufacturer part number 78B40891.

    WPS part number 177-0251.

    Vehicle fitment

    WPS lists this part for the following vehicles. Match your exact model and year.

    Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.

    Compatible vehicle years, makes and models
    YearsMakeModel
    2012–2013Harley DavidsonFLS Softail Slim
    2006Harley DavidsonFLST Softail Heritage
    2001–2013Harley DavidsonFLSTC Softail Heritage Classic
    2001–2013Harley DavidsonFLSTF Softail Fat Boy
    2010–2013Harley DavidsonFLSTFB Softail Fat Boy Lo
    2005–2006Harley DavidsonFLSTFSE CVO Softail Fat Boy
    2005–2013Harley DavidsonFLSTN Softail Deluxe
    2008–2011Harley DavidsonFLSTSB Softail Cross Bones
    2010–2012Harley DavidsonFLSTSE CVO Softail
    2000–2007Harley DavidsonFLTR Road Glide
    2001Harley DavidsonFLTRSE CVO Road Glide
    2008–2009Harley DavidsonFXCW Softail Rocker
    2008–2011Harley DavidsonFXCWC Softail Rocker C
    2000–2005Harley DavidsonFXD Dyna Super Glide
    2005Harley DavidsonFXDC Dyna Super Glide Custom
    2000–2005Harley DavidsonFXDL Dyna Low Rider
    2000Harley DavidsonFXDS-Conv Dyna Convertible
    2000–2005Harley DavidsonFXDWG Dyna Wide Glide
    2001–2002Harley DavidsonFXDWGSE CVO Dyna Switchblade
    2000–2005Harley DavidsonFXDX Dyna Super Glide Sport
    2001–2003Harley DavidsonFXDXT Dyna Super Glide T-Sport
    2011–2013Harley DavidsonFXS Softail Blackline
    2013Harley DavidsonFXSB Softail Breakout
    2013Harley DavidsonFXSBSE CVO Softail Breakout
    2000–2007Harley DavidsonFXST Softail
    2000–2009Harley DavidsonFXSTB Softail Night Train
    2007–2010Harley DavidsonFXSTC Softail Custom
    2010Harley DavidsonFXSTCU Softail Custom Classic
    2000–2007Harley DavidsonFXSTD Softail Deuce
    2003–2004Harley DavidsonFXSTDSE CVO Softail Deuce
    2000–2013Harley DavidsonXL1200C Sportster 1200 Custom
    2006–2011Harley DavidsonXL1200L Sportster 1200 Low
    2007–2012Harley DavidsonXL1200N Nightster
    2004–2008Harley DavidsonXL1200R Roadster
    2000–2003Harley DavidsonXL1200S Sportster Sport
    2012–2013Harley DavidsonXL1200V Seventy Two
    2010–2013Harley DavidsonXL1200X Forty-Eight
    2004–2008Harley DavidsonXL883 Sportster 883
    2000–2009Harley DavidsonXL883C Sportster 883 Custom
    2005–2013Harley DavidsonXL883L Super Low
    2009–2013Harley DavidsonXL883N Iron 883
    2002–2003, 2005–2007Harley DavidsonXL883R 883 Roadster
    2000–2003Harley DavidsonXLH1200 Sportster 1200
    2000–2003Harley DavidsonXLH883 Sportster 883
    2000–2003Harley DavidsonXLH883H Sportster 883 Hugger

    Source: WPS vehicle-fitment data · WPS part 177-0251 · Checked November 11, 2026.

    Additional information

    Weight 3.68 lbs
    Dimensions 14.17 × 14.17 × 1.18 in

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    Parts & supplies

    For rotor replacement

    Select your motorcycle to check matching parts, hardware, and the specified brake fluid.

    Browse rotor bolts → Check the bolt specification for your rotor and hub.

    Use the brake fluid specified for your motorcycle’s brake system.

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    If the hydraulic system is opened