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Progressive Harley 444 Series Shocks 13.5in - Black

The 444 Series Shocks feature a proprietary patented Frequency Sensing Technology (FST) that has the unique ability to dynamically adjust damping as you ride; what this means is whether you're hitting the small or big bumps in the road, the shock distributes oil through ports accordingly to soak up the hit making for an ultimately comfortable ride. A top mount threaded preload adjuster allows for fine-tuning with a simple twist of the cap. 444 Series shocks are available in 3 configurations: Standard Weight, Heavy-duty (250+ lbs.) and Super Heavy Duty (Touring Models only - 350+ lbs.).

Fitment:
Harley Davidson FLH Electra Glide Revival Base 2021
Harley Davidson FLHR Road King Base 1997
Harley Davidson FLHR Road King Base 1998
Harley Davidson FLHR Road King Base 1999
Harley Davidson FLHR Road King Base 2000
Harley Davidson FLHR Road King Base 2001
Harley Davidson FLHR Road King Base 2002
Harley Davidson FLHR Road King Base 2003
Harley Davidson FLHR Road King Base 2004
Harley Davidson FLHR Road King Base 2005
Harley Davidson FLHR Road King Base 2006
Harley Davidson FLHR Road King Base 2007
Harley Davidson FLHR Road King Base 2008
Harley Davidson FLHR Road King Base 2009
Harley Davidson FLHR Road King Base 2010
Harley Davidson FLHR Road King Base 2011
Harley Davidson FLHR Road King Base 2012
Harley Davidson FLHR Road King Base 2013
Harley Davidson FLHR Road King Base 2014
Harley Davidson FLHR Road King Base 2015
Harley Davidson FLHR Road King Base 2016
Harley Davidson FLHR Road King Base 2017
Harley Davidson FLHR Road King Base 2018
Harley Davidson FLHR Road King Base 2019
Harley Davidson FLHR Road King Base 2020
Harley Davidson FLHR Road King Base 2021
Harley Davidson FLHRC Road King Classic Base 2007
Harley Davidson FLHRC Road King Classic Base 2008
Harley Davidson FLHRC Road King Classic Base 2009
Harley Davidson FLHRC Road King Classic Base 2010
Harley Davidson FLHRC Road King Classic Base 2011
Harley Davidson FLHRC Road King Classic Base 2012
Harley Davidson FLHRC Road King Classic Base 2013
Harley Davidson FLHRC Road King Classic Base 2014
Harley Davidson FLHRC Road King Classic Base 2015
Harley Davidson FLHRC Road King Classic Base 2016
Harley Davidson FLHRC Road King Classic Base 2017
Harley Davidson FLHRC Road King Classic Base 2018
Harley Davidson FLHRC Road King Classic Base 2019
Harley Davidson FLHRCI Road King Classic Base 1998
Harley Davidson FLHRCI Road King Classic Base 1999
Harley Davidson FLHRCI Road King Classic Base 2000
Harley Davidson FLHRCI Road King Classic Base 2001
Harley Davidson FLHRCI Road King Classic Base 2002
Harley Davidson FLHRCI Road King Classic Base 2003
Harley Davidson FLHRCI Road King Classic Base 2004
Harley Davidson FLHRCI Road King Classic Base 2005
Harley Davidson FLHRCI Road King Classic Base 2006
Harley Davidson FLHRI Road King Base 1997
Harley Davidson FLHRI Road King Base 2000
Harley Davidson FLHRI Road King Base 2001
Harley Davidson FLHRI Road King Base 2002
Harley Davidson FLHRI Road King Base 2003
Harley Davidson FLHRI Road King Base 2004
Harley Davidson FLHRI Road King Base 2005
Harley Davidson FLHRS Road King Custom Base 2004
Harley Davidson FLHRS Road King Custom Base 2005
Harley Davidson FLHRS Road King Custom Base 2006
Harley Davidson FLHRS Road King Custom Base 2007
Harley Davidson FLHRSEI Screamin Eagle Road King Base 2002
Harley Davidson FLHRSEI2 Screamin Eagle Road King 2 Base 2003
Harley Davidson FLHRXS Road King Special Base 2017
Harley Davidson FLHRXS Road King Special Base 2018
Harley Davidson FLHRXS Road King Special Base 2019
Harley Davidson FLHRXS Road King Special Base 2020
Harley Davidson FLHRXS Road King Special Base 2021
Harley Davidson FLHT Electra Glide Standard Base 1997
Harley Davidson FLHT Electra Glide Standard Base 1998
Harley Davidson FLHT Electra Glide Standard Base 1999
Harley Davidson FLHT Electra Glide Standard Base 2000
Harley Davidson FLHT Electra Glide Standard Base 2001
Harley Davidson FLHT Electra Glide Standard Base 2002
Harley Davidson FLHT Electra Glide Standard Base 2003
Harley Davidson FLHT Electra Glide Standard Base 2004
Harley Davidson FLHT Electra Glide Standard Base 2005
Harley Davidson FLHT Electra Glide Standard Base 2006
Harley Davidson FLHT Electra Glide Standard Base 2007
Harley Davidson FLHT Electra Glide Standard Base 2008
Harley Davidson FLHT Electra Glide Standard Base 2009
Harley Davidson FLHT Electra Glide Standard Base 2019
Harley Davidson FLHT Electra Glide Standard Base 2020
Harley Davidson FLHT Electra Glide Standard Base 2021
Harley Davidson FLHTC Electra Glide Classic Base 1997
Harley Davidson FLHTC Electra Glide Classic Base 1998
Harley Davidson FLHTC Electra Glide Classic Base 1999
Harley Davidson FLHTC Electra Glide Classic Base 2000
Harley Davidson FLHTC Electra Glide Classic Base 2001
Harley Davidson FLHTC Electra Glide Classic Base 2002
Harley Davidson FLHTC Electra Glide Classic Base 2003
Harley Davidson FLHTC Electra Glide Classic Base 2004
Harley Davidson FLHTC Electra Glide Classic Base 2005
Harley Davidson FLHTC Electra Glide Classic Base 2007
Harley Davidson FLHTC Electra Glide Classic Base 2008
Harley Davidson FLHTC Electra Glide Classic Base 2009
Harley Davidson FLHTC Electra Glide Classic Base 2010
Harley Davidson FLHTC Electra Glide Classic Base 2011
Harley Davidson FLHTC Electra Glide Classic Base 2012
Harley Davidson FLHTC Electra Glide Classic Base 2013
Harley Davidson FLHTCI Electra Glide Classic Base 1997
Harley Davidson FLHTCI Electra Glide Classic Base 1998
Harley Davidson FLHTCI Electra Glide Classic Base 1999
Harley Davidson FLHTCI Electra Glide Classic Base 2000
Harley Davidson FLHTCI Electra Glide Classic Base 2001
Harley Davidson FLHTCI Electra Glide Classic Base 2002
Harley Davidson FLHTCI Electra Glide Classic Base 2003
Harley Davidson FLHTCI Electra Glide Classic Base 2004
Harley Davidson FLHTCI Electra Glide Classic Base 2005
Harley Davidson FLHTCI Electra Glide Classic Base 2006
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1997
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2007
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2008
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2009
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2010
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2011
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2012
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2013
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2014
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2015
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2016
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2017
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2018
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 2019
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1997
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1998
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1999
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2000
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2001
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2002
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2003
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2004
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2005
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 2006
Harley Davidson FLHTCUL Electra Glide Ultra Classic Low Base 2015
Harley Davidson FLHTCUL Electra Glide Ultra Classic Low Base 2016
Harley Davidson FLHTI Electra Glide Standard Base 2003
Harley Davidson FLHTI Electra Glide Standard Base 2004
Harley Davidson FLHTI Electra Glide Standard Base 2005
Harley Davidson FLHTK Ultra Limited Base 2014
Harley Davidson FLHTK Ultra Limited Base 2015
Harley Davidson FLHTK Ultra Limited Base 2016
Harley Davidson FLHTK Ultra Limited Base 2017
Harley Davidson FLHTK Ultra Limited Base 2018
Harley Davidson FLHTK Ultra Limited Base 2019
Harley Davidson FLHTK Ultra Limited Base 2020
Harley Davidson FLHTK Ultra Limited Base 2021
Harley Davidson FLHTKL Ultra Limited Low Base 2015
Harley Davidson FLHTKL Ultra Limited Low Base 2016
Harley Davidson FLHTKL Ultra Limited Low Base 2017
Harley Davidson FLHTKL Ultra Limited Low Base 2018
Harley Davidson FLHTKL Ultra Limited Low Base 2019
Harley Davidson FLHTKL Ultra Limited Low Base 2020
Harley Davidson FLHTKSE CVO Limited Base 2014
Harley Davidson FLHTKSE CVO Limited Base 2015
Harley Davidson FLHTKSE CVO Limited Base 2016
Harley Davidson FLHTKSE CVO Limited Base 2017
Harley Davidson FLHTKSE CVO Limited Base 2018
Harley Davidson FLHTKSE CVO Limited Base 2019
Harley Davidson FLHTKSE CVO Limited Base 2020
Harley Davidson FLHTKSE CVO Limited Base 2021
Harley Davidson FLHX Street Glide Base 2006
Harley Davidson FLHX Street Glide Base 2007
Harley Davidson FLHX Street Glide Base 2008
Harley Davidson FLHX Street Glide Base 2009
Harley Davidson FLHX Street Glide Base 2010
Harley Davidson FLHX Street Glide Base 2011
Harley Davidson FLHX Street Glide Base 2012
Harley Davidson FLHX Street Glide Base 2013
Harley Davidson FLHX Street Glide Base 2014
Harley Davidson FLHX Street Glide Base 2015
Harley Davidson FLHX Street Glide Base 2016
Harley Davidson FLHX Street Glide Base 2017
Harley Davidson FLHX Street Glide Base 2018
Harley Davidson FLHX Street Glide Base 2019
Harley Davidson FLHX Street Glide Base 2020
Harley Davidson FLHX Street Glide Base 2021
Harley Davidson FLHXS Street Glide Special Base 2014
Harley Davidson FLHXS Street Glide Special Base 2015
Harley Davidson FLHXS Street Glide Special Base 2016
Harley Davidson FLHXS Street Glide Special Base 2017
Harley Davidson FLHXS Street Glide Special Base 2018
Harley Davidson FLHXS Street Glide Special Base 2019
Harley Davidson FLHXS Street Glide Special Base 2020
Harley Davidson FLHXS Street Glide Special Base 2021
Harley Davidson FLHXSE CVO Street Glide Base 2010
Harley Davidson FLHXSE CVO Street Glide Base 2011
Harley Davidson FLHXSE CVO Street Glide Base 2012
Harley Davidson FLHXSE CVO Street Glide Base 2015
Harley Davidson FLHXSE CVO Street Glide Base 2016
Harley Davidson FLHXSE CVO Street Glide Base 2017
Harley Davidson FLHXSE CVO Street Glide Base 2018
Harley Davidson FLHXSE CVO Street Glide Base 2019
Harley Davidson FLHXSE CVO Street Glide Base 2020
Harley Davidson FLHXSE CVO Street Glide Base 2021
Harley Davidson FLT Tour Glide Base 1980
Harley Davidson FLT Tour Glide Base 1981
Harley Davidson FLT Tour Glide Base 1982
Harley Davidson FLT Tour Glide Base 1983
Harley Davidson FLTR Road Glide Base 1998
Harley Davidson FLTR Road Glide Base 1999
Harley Davidson FLTR Road Glide Base 2000
Harley Davidson FLTR Road Glide Base 2001
Harley Davidson FLTR Road Glide Base 2002
Harley Davidson FLTR Road Glide Base 2003
Harley Davidson FLTR Road Glide Base 2004
Harley Davidson FLTR Road Glide Base 2005
Harley Davidson FLTR Road Glide Base 2006
Harley Davidson FLTR Road Glide Base 2007
Harley Davidson FLTR Road Glide Base 2008
Harley Davidson FLTR Road Glide Base 2009
Harley Davidson FLTR Road Glide Base 2010
Harley Davidson FLTR Road Glide Base 2011
Harley Davidson FLTR Road Glide Base 2012
Harley Davidson FLTR Road Glide Base 2013
Harley Davidson FLTR Road Glide Base 2015
Harley Davidson FLTR Road Glide Base 2016
Harley Davidson FLTRI Road Glide Base 1998
Harley Davidson FLTRI Road Glide Base 1999
Harley Davidson FLTRI Road Glide Base 2000
Harley Davidson FLTRI Road Glide Base 2001
Harley Davidson FLTRI Road Glide Base 2002
Harley Davidson FLTRI Road Glide Base 2003
Harley Davidson FLTRI Road Glide Base 2004
Harley Davidson FLTRI Road Glide Base 2005
Harley Davidson FLTRI Road Glide Base 2006
Harley Davidson FLTRK Road Glide Limited Base 2020
Harley Davidson FLTRK Road Glide Limited Base 2021
Harley Davidson FLTRSE3 CVO Road Glide Base 2009
Harley Davidson FLTRSE3 CVO Road Glide Base 2010
Harley Davidson FLTRSE3 CVO Road Glide Base 2011
Harley Davidson FLTRSE3 CVO Road Glide Base 2012
Harley Davidson FLTRSE3 CVO Road Glide Base 2013
Harley Davidson FLTRSE3 CVO Road Glide Base 2014
Harley Davidson FLTRSE3 CVO Road Glide Base 2015
Harley Davidson FLTRSE3 CVO Road Glide Base 2016
Harley Davidson FLTRSE3 CVO Road Glide Base 2017
Harley Davidson FLTRSE3 CVO Road Glide Base 2018
Harley Davidson FLTRSE3 CVO Road Glide Base 2019
Harley Davidson FLTRU Road Glide Ultra Base 2011
Harley Davidson FLTRU Road Glide Ultra Base 2012
Harley Davidson FLTRU Road Glide Ultra Base 2013
Harley Davidson FLTRU Road Glide Ultra Base 2014
Harley Davidson FLTRU Road Glide Ultra Base 2015
Harley Davidson FLTRU Road Glide Ultra Base 2016
Harley Davidson FLTRU Road Glide Ultra Base 2017
Harley Davidson FLTRU Road Glide Ultra Base 2018
Harley Davidson FLTRU Road Glide Ultra Base 2019
Harley Davidson FLTRU Road Glide Ultra Base 2020
Harley Davidson FLTRUSE CVO Road Glide Ultra Base 2011
Harley Davidson FLTRUSE CVO Road Glide Ultra Base 2015
Harley Davidson FLTRUSE CVO Road Glide Ultra Base 2016
Harley Davidson FLTRX Road Glide Base 2015
Harley Davidson FLTRX Road Glide Base 2016
Harley Davidson FLTRX Road Glide Base 2017
Harley Davidson FLTRX Road Glide Base 2018
Harley Davidson FLTRX Road Glide Base 2019
Harley Davidson FLTRX Road Glide Base 2020
Harley Davidson FLTRX Road Glide Base 2021
Harley Davidson FLTRX Road Glide Custom Base 2010
Harley Davidson FLTRX Road Glide Custom Base 2011
Harley Davidson FLTRX Road Glide Custom Base 2012
Harley Davidson FLTRX Road Glide Custom Base 2013
Harley Davidson FLTRXS Road Glide Special Base 2015
Harley Davidson FLTRXS Road Glide Special Base 2016
Harley Davidson FLTRXS Road Glide Special Base 2017
Harley Davidson FLTRXS Road Glide Special Base 2018
Harley Davidson FLTRXS Road Glide Special Base 2019
Harley Davidson FLTRXS Road Glide Special Base 2020
Harley Davidson FLTRXS Road Glide Special Base 2021
Harley Davidson FLTRXSE CVO Road Glide Base 2018
Harley Davidson FLTRXSE CVO Road Glide Base 2019
Harley Davidson FLTRXSE CVO Road Glide Base 2020
Harley Davidson FLTRXSE CVO Road Glide Base 2021
Harley Davidson FLTRXSE CVO Road Glide Custom Base 2012
Harley-Davidson FLHFB Electra Glide Highway King Base 2023
Harley-Davidson FLHR Road King Base 2022
Harley-Davidson FLHRXS Road King Special Base 2022
Harley-Davidson FLHRXS Road King Special Base 2023
Harley-Davidson FLHT Electra Glide Standard Base 2022
Harley-Davidson FLHTK Ultra Limited Base 2022
Harley-Davidson FLHTK Ultra Limited Base 2023
Harley-Davidson FLHX Street Glide Base 2022
Harley-Davidson FLHX Street Glide Base 2023
Harley-Davidson FLHXS Street Glide Special Base 2022
Harley-Davidson FLHXS Street Glide Special Base 2023
Harley-Davidson FLHXSE CVO Street Glide Base 2022
Harley-Davidson FLHXST Street Glide ST Base 2022
Harley-Davidson FLHXST Street Glide ST Base 2023
Harley-Davidson FLTRK Road Glide Limited Base 2022
Harley-Davidson FLTRK Road Glide Limited Base 2023
Harley-Davidson FLTRKSE CVO Road Glide Limited Base 2022
Harley-Davidson FLTRX Road Glide Base 2022
Harley-Davidson FLTRX Road Glide Base 2023
Harley-Davidson FLTRXS Road Glide Special Base 2022
Harley-Davidson FLTRXS Road Glide Special Base 2023
Harley-Davidson FLTRXSE CVO Road Glide Base 2022
Harley-Davidson FLTRXST Road Glide ST Base 2022
Harley-Davidson FLTRXST Road Glide ST Base 2023