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Progressive Suspension 444 Series Shock - Black - Standard/Heavy-Duty - 12.5" 444-4001B
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PROGRESSIVE SUSPENSION

Progressive Suspension 444 Series Shock - Black - Standard/Heavy-Duty - 12.5" 444-4001B

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$843.68
$703.07
(You save $140.61 )
SKU:
1310-0748
Condition:
New
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Description

Features

  • Feature the all-new Frequency Sensing Technology (FST) which allows the shocks to sense the frequency of a bump and automatically adjust damping for superior ride quality
  • Deflective disc valving
  • Pre-load spring adjusts by hand with no special tool needed
  • Includes a progressive-rate spring and are high-pressure gas charged for consistent performance
  • Made in the USA
 Position Notes
1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011, 2012, 2013Harley-DavidsonFLHTC Electra Glide Classic--
1984, 1985, 1986, 1987, 1988, 1991, 1992Harley-DavidsonFXRS Low Glide--
1989-1995Harley-DavidsonFLTCU Tour Glide Ultra Classic--
1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019Harley-DavidsonFLHTCU Electra Glide Ultra Classic--
1986, 1987, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2019Harley-DavidsonFLHT Electra Glide Standard--
1981-1993Harley-DavidsonFLTC Tour Glide Classic--
2012-2016Harley-DavidsonXL1200V Seventy-Two--
1994-2022Harley-DavidsonFLHR Road King--
1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2016Harley-DavidsonFLTR Road Glide--
1995-2006Harley-DavidsonFLHTCUI Electra Glide Ultra Classic--
2006-2011Harley-DavidsonXL1200L Sportster 1200 Low--
2004-2009Harley-DavidsonXL1200R Sportster 1200 Roadster--
1996-2003Harley-DavidsonXL1200S Sportster 1200 Sport--
2004-2008Harley-DavidsonXL883 Sportster--
1999-2009Harley-DavidsonXL883C Sportster 883 Custom--
2005-2010Harley-DavidsonXL883L Sportster 883 Low--
2002, 2003, 2005, 2006, 2007Harley-DavidsonXL883R Sportster 883 Roadster--
1988-1998Harley-DavidsonXLH1200--
1987, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003Harley-DavidsonSportster 883 XLH--
2009-2022Harley-DavidsonXL883N Iron 883--
1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2002, 2003Harley-DavidsonXLH883HUG Sportster 883 Hugger--
1986, 1988, 1999, 2000, 2001Harley-DavidsonXLH883--
1986-1995Harley-DavidsonXLH883DLX Sportster 883 Deluxe--
2006-2024Harley-DavidsonFLHX Street Glide--
2004-2006Harley-DavidsonFLHRSI Road King Custom--
1996-2006Harley-DavidsonFLHTCI Electra Glide Classic--
1980-1983Harley-DavidsonFLT Tour Glide--
1980, 1981, 1982, 1987, 1988, 1989, 1990, 1991, 1992, 1993Harley-DavidsonFLHS Electra Glide Sport--
2011, 2012, 2013, 2016, 2017, 2018, 2019Harley-DavidsonFLTRU Road Glide Ultra--
2014-2017Harley-DavidsonXL1200T SuperLow 1200T--
2016-2020Harley-DavidsonXL1200CX Roadster--
1982, 1983, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994Harley-DavidsonFXR Super Glide II--
1998-2006Harley-DavidsonFLHRCI Road King Classic--
2003-2006Harley-DavidsonFLHTI Electra Glide Standard--
1998-2006Harley-DavidsonFLTRI Road Glide--
1995-2025Harley-DavidsonElectra Glide Police FLHTPI--
2013Harley-DavidsonFLHTCUSE8 CVO Ultra Classic Electra Glide--
2011Harley-DavidsonFLHXSE2 CVO Street Glide--
2007Harley-DavidsonFLHTCUSE2 Screamin Eagle Ultra Classic Electra Glide--
2014Harley-DavidsonElectra Glide Ultra Classic Low FLHTCUL--
2009-2013Harley-DavidsonRoad King Classic FLHRC--
2014-2021Harley-DavidsonFLHTKSE CVO Limited--
2006Harley-DavidsonElectra Glide Classic FLHTC--
2015, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024Harley-DavidsonFLTRX Road Glide--
2002-2006Harley-Davidson1200 Custom EFI XLC--
2007Harley-Davidson883 Roadster XLR--
1983-2006Harley-DavidsonElectra Glide Police FLHTP--
1984-1985Harley-DavidsonFLHX Electra Glide Special--
2000-2002Harley-DavidsonElectra Glide Standard EFI FLHTI--
1995, 1998, 1999Harley-DavidsonRoad King EFI FLHR--
2010-2011Harley-DavidsonFLHXXX Street Glide Trike--
2004Harley-DavidsonFLHTCSE Screamin Eagle Electra Glide--
2005Harley-DavidsonFLHTCSE2 Screamin Eagle Electra Glide 2--
2003Harley-DavidsonFLHRSEI2 Screamin Eagle Road King 2--
2011-2012Harley-DavidsonSportster 1200 XR--
1979-1985Harley-DavidsonXLS Roadster--
1979-1985Harley-DavidsonXLH1000--
2020-2024Harley-DavidsonFLTRK Road Glide Limited--
2017-2025Harley-DavidsonFLHRXS Road King Special--
2015-2023Harley-DavidsonFLTRXS Road Glide Special--
2012, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025Harley-DavidsonFLTRXSE CVO Road Glide--
2014-2025Harley-DavidsonRoad King Police FLHP--
2022-2023Harley-DavidsonFLHXST Street Glide ST--
2010, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024Harley-DavidsonFLHXSE CVO Street Glide--
1998-2006Harley-DavidsonElectra Glide Ultra Classic FLHTCU--
1996Harley-DavidsonFLTCUI Tour Glide Ultra Classic--
1983-1992Harley-DavidsonFXRT Sport Glide--
2014-2023Harley-DavidsonFLHXS Street Glide Special--
1996-2019Harley-DavidsonXL1200C Sportster 1200 Custom--
1999-2003Harley-DavidsonSportster 1200 XLH--
2007-2012Harley-DavidsonXL1200N Sportster 1200 Nightster--
2004-2007Harley-DavidsonFLHRS Road King Custom--
1987-1994Harley-DavidsonFXLR Low Rider Custom--
1982-1983Harley-DavidsonSuper Glide II FXRS--
2011-2013Harley-DavidsonFLTRX Road Glide Custom--
2015-2024Harley-DavidsonFLHTK Ultra Limited--
2011-2017Harley-DavidsonXL883L SuperLow--
1989, 1990, 1993Harley-DavidsonLow Rider FXRS--
1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2006Harley-DavidsonFLHRI Road King--
2008Harley-DavidsonFLHTCUSE3 Screamin Eagle Ultra Classic Electra Glide--
2012Harley-DavidsonFLHTCUSE7 CVO Ultra Classic Electra Glide--
2007-2013Harley-DavidsonFLHRC Road King Classic--
2007Harley-DavidsonFLHRSE3 Screamin Eagle Road King--
2011, 2015, 2016Harley-DavidsonFLTRUSE CVO Road Glide Ultra--
2006Harley-Davidson1200 Low EFI XLL--
2019-2021Harley-DavidsonXL1200NS Iron 1200--
1977-1978Harley-DavidsonXLCR Cafe Racer--
1983-1985Harley-DavidsonXLX 1000--
2010-2022Harley-DavidsonXL1200X Forty-Eight--
2024-2025Harley-DavidsonRoad Glide Police FLTRXP--
2025Harley-DavidsonStreet Glide Ultra FLHXU--
1986-1987Harley-DavidsonXLH1100--
2015-2019Harley-DavidsonFLHTKL Ultra Limited Low--
2006Harley-DavidsonFLHTCUSE Screamin Eagle Ultra Classic Electra Glide--
2011Harley-DavidsonFLHTCUSE6 CVO Ultra Classic Electra Glide--
2014Harley-DavidsonCVO Road King FLHRSE--
2004-2006Harley-Davidson883 Custom EFI XLC--
2006Harley-Davidson883 Roadster EFI XLR--
1984-1986Harley-DavidsonTour Glide FLT--
1979Harley-DavidsonCafé Racer XLCR--
1979Harley-DavidsonXLCH--
1979-1985Harley-DavidsonSportster 750 XR--
2007Harley-DavidsonXL50 50th Anniversary Sportster--
2010-2014Harley-DavidsonFLHTK Electra Glide Ultra Limited--
1984Harley-DavidsonFXRDG Disc Glide--
1993Harley-DavidsonSport Glide FXRT--
1980-1981Harley-DavidsonFLHC Electra Glide Classic--
1995-1997Harley-DavidsonRoad King Classic EFI FLHRC--
2001Harley-DavidsonFLTRSEI2 Screamin Eagle Road Glide 2--
2002Harley-DavidsonFLHRSEI Screamin Eagle Road King--
2010Harley-DavidsonXR1200--
2021Harley-DavidsonFLH Electra Glide Revival--
2023Harley-DavidsonFLHFB Electra Glide Highway King--
2022-2023Harley-DavidsonFLTRXST Road Glide ST--
2024-2025Harley-DavidsonFLTRXSTSE CVO Road Glide ST--
1985, 1987Harley-DavidsonFXRC Low Rider Chrome--
1983-1985Harley-DavidsonElectra Glide Standard FLHT--
2013Harley-DavidsonFLHRSE5 CVO Road King--
2009Harley-DavidsonFLTRSE3 CVO Road Glide--
2006Harley-Davidson1200 Roadster EFI XLR--
2006Harley-Davidson883 Low EFI XLL--
1983-1985Harley-DavidsonXR1000--
2025Harley-DavidsonStreet Glide EFI FLHX--
2025Harley-DavidsonCVO Street Glide FLHXSE--
1980, 1994Harley-DavidsonTour Glide Classic FLTC--
2010Harley-DavidsonFLHTCUSE5 CVO Ultra Classic Electra Glide--
2008Harley-DavidsonFLHRSE4 Screamin Eagle Road King--
2019Harley-DavidsonXL1200XS Forty-Eight Special--
2000Harley-DavidsonFLTRSEI Screamin Eagle Road Glide--
1995Harley-DavidsonElectra Glide Classic EFI FLHTCI--
2006Harley-DavidsonFLHXI Street Glide--
2009Harley-DavidsonFLHTCUSE4 CVO Ultra Classic Electra Glide--
2009Harley-Davidson883 EFI XL--
1985Harley-DavidsonFLH Electra Glide--
2025Harley-DavidsonRoad Glide Custom FLTRX--
1996Harley-DavidsonTour Glide Ultra Classic FLTCU--
2015-2016Harley-DavidsonFLHTCUL Electra Glide Ultra Classic Low--
2013Harley-DavidsonFLTRXSE2 CVO Road Glide Custom--
2012Harley-DavidsonFLHXSE3 CVO Street Glide--

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