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    Progressive Suspension Black Heavy Duty 444 Series 12" Shocks - 115/155 Spring Rate (lbs/in) - 444-4050B

    Black Heavy Duty 444 Series 12
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    Progressive Suspension Black Heavy Duty 444 Series 12" Shocks - 115/155 Spring Rate (lbs/in) - 444-4050B

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    Progressive Suspension Black Heavy Duty 444 Series 12" Shocks - 115/155 Spring Rate (lbs/in)
    • Uses the all new Frequency Sensing Technology (FST)
    • Allows the shocks to sense the frequency of a bump and automatically adjust damping for superior ride quality
    • Deflective disc valving
    • You no longer need special tools to adjust, simply adjust the spring pre-load by hand
    • High-pressure gas charged with a progressive rate spring creates a consistent performance
    • Sold in pairs
    • Made in the U.S.A.



    NOTE: A shock which is slightly longer than stock may alter the head angle slightly and provide somewhat quicker steering.

    NOTE: A shock which is slightly shorter than stock may slightly alter the head angle and provide somewhat slower steering.

    NOTE: Heavy Duty Applications are recommended for bikes that are operated at or near the manufacturer's maximum load rating over 50% of the time.
    Specifications
    Length 12 in.
    Mfg #: 444-4050B
    Part #: 584480
    Type Shock Absorber
    Units Pair
    Weight 8.65 lbs
    Vendor Part Number(s):
    13100786
    Resources & Manuals
    Instruction Manual 3.6 MiB
    Fitment for Progressive Suspension Black Heavy Duty 444 Series 12" Shocks - 115/155 Spring Rate (lbs/in)

    Part 584480 fits the following machines

    Harley-Davidson
    1984 1985
    1984 1985 1986 1987
    1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
    1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
    2004
    2005
    1984 1985
    1984 1987 1988 1989 1990 1991 1992 1993
    1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
    2003 2004 2005
    1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999
    1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
    1987 1988 1989 1990 1991 1992 1993
    1987
    1990 1991 1992 1993
    1987 1988 1989 1990 1991 1992 1993
    1998 1999 2000 2001 2002
    1998 1999 2000 2001 2002 2003 2004 2005
    2000
    2001
    1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
    1998 1999 2000 2001 2002 2003 2004 2005
    2004 2005
    2004 2005
    1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
    2002
    2003
    1983 1985 1986 1987 1988 1989 1990 1991 1992 1993
    1984
    1984
    2004 2005 2006
    2002 2003 2005 2006
    1986 1987
    1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003
    1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003
    2007 2008
    2007
    2018 2019 2020 2021
    2014 2015 2016
    2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
    2011 2012 2013 2014 2015 2016 2018
    1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
    1999 2000 2001 2002 2003 2004 2005 2006 2009
    2007 2008
    2007 2008
    1986 1987 1988 1989 1990 1991 1992 1993 1994 1995
    2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
    1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003
    2006 2009 2010 2011
    2005 2006 2009 2010
    2007 2008
    2007 2008
    2009 2010 2011 2012
    2007 2008
    2016 2017 2018 2019 2020
    2004 2005 2006
    2007 2008
    2012 2013 2014 2015 2016
    1996 1997 1998 1999 2000 2001 2002 2003
    1987 1988 1989 1990 1991 1992 1993 1994
    1985 1986 1987 1988 1989 1990 1991 1992 1993 1994
    1984
    1984
    1989 1990 1991 1992 1993 1994 1995
    1996
    Reviews & Questions