Legendary Service... Ask Your Friends - Since 1969
Need Assistance?
Over 150K Powersport Items - In-Stock and ready to ship today! View tires, apparel, helmets, exhaust and more!

Progressive Suspension Chrome Heavy Duty 444 Series Shocks - 115/155 Spring Rate (lbs/in) - 444-4011C

  • Part #: 584458
  • Manufacturer Part #: 444-4011C

MSRP Price: $669.95

Our Price: $602.96

You Save:
$66.99 (10%)
1 on Hand

Overview of Progressive Suspension Chrome Heavy Duty 444 Series Shocks - 115/155 Spring Rate (lbs/in) - 444-4011C

  • 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.

Included Items:
(2) Black Shocks with chrome springs
(4) Shouldered 1/2" sleeves
(4) Inner 3/8" sleeves
(4) Washers 1/2"
(4) Spacers

Specs for Progressive Suspension Chrome Heavy Duty 444 Series Shocks - 115/155 Spring Rate (lbs/in) - 444-4011C

Finish Chrome
Length 11 1/2 in.
Type Shock Absorber
Units Pair
Weight 7.40 lbs

Specs for Progressive Suspension Chrome Heavy Duty 444 Series Shocks - 115/155 Spring Rate (lbs/in) - 444-4011C

Finish Chrome
Length 11 1/2 in.
Type Shock Absorber
Units Pair
Weight 7.40 lbs

Fitment for Progressive Suspension Chrome Heavy Duty 444 Series Shocks - 115/155 Spring Rate (lbs/in) - 444-4011C

See if this part fits your ride

Part 584458 fits the following machines

Harley-Davidson
  • 1985 Harley-Davidson Electra Glide - FLH
  • 1984 Harley-Davidson Electra Glide - FLH
  • 1987 Harley-Davidson Electra Glide - FLHT
  • 1986 Harley-Davidson Electra Glide - FLHT
  • 1985 Harley-Davidson Electra Glide - FLHT
  • 1984 Harley-Davidson Electra Glide - FLHT
  • 2005 Harley-Davidson Electra Glide Classic - FLHTC
  • 2004 Harley-Davidson Electra Glide Classic - FLHTC
  • 2003 Harley-Davidson Electra Glide Classic - FLHTC
  • 2002 Harley-Davidson Electra Glide Classic - FLHTC
  • 2001 Harley-Davidson Electra Glide Classic - FLHTC
  • 2000 Harley-Davidson Electra Glide Classic - FLHTC
  • 1999 Harley-Davidson Electra Glide Classic - FLHTC
  • 1998 Harley-Davidson Electra Glide Classic - FLHTC
  • 1997 Harley-Davidson Electra Glide Classic - FLHTC
  • 1996 Harley-Davidson Electra Glide Classic - FLHTC
  • 1995 Harley-Davidson Electra Glide Classic - FLHTC
  • 1994 Harley-Davidson Electra Glide Classic - FLHTC
  • 1993 Harley-Davidson Electra Glide Classic - FLHTC
  • 1992 Harley-Davidson Electra Glide Classic - FLHTC
  • 1991 Harley-Davidson Electra Glide Classic - FLHTC
  • 1990 Harley-Davidson Electra Glide Classic - FLHTC
  • 1989 Harley-Davidson Electra Glide Classic - FLHTC
  • 1988 Harley-Davidson Electra Glide Classic - FLHTC
  • 1987 Harley-Davidson Electra Glide Classic - FLHTC
  • 1986 Harley-Davidson Electra Glide Classic - FLHTC
  • 1985 Harley-Davidson Electra Glide Classic - FLHTC
  • 1984 Harley-Davidson Electra Glide Classic - FLHTC
  • 2005 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 2004 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 2003 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 2002 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 2001 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 2000 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 1999 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 1998 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 1997 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 1996 Harley-Davidson Electra Glide Classic Injected - FLHTC I
  • 1985 Harley-Davidson Electra Glide Special - FLHX
  • 1984 Harley-Davidson Electra Glide Special - FLHX
  • 1993 Harley-Davidson Electra Glide Sport - FLHS
  • 1992 Harley-Davidson Electra Glide Sport - FLHS
  • 1991 Harley-Davidson Electra Glide Sport - FLHS
  • 1990 Harley-Davidson Electra Glide Sport - FLHS
  • 1989 Harley-Davidson Electra Glide Sport - FLHS
  • 1988 Harley-Davidson Electra Glide Sport - FLHS
  • 1987 Harley-Davidson Electra Glide Sport - FLHS
  • 1984 Harley-Davidson Electra Glide Sport - FLHS
  • 2005 Harley-Davidson Electra Glide Standard - FLHT
  • 2004 Harley-Davidson Electra Glide Standard - FLHT
  • 2003 Harley-Davidson Electra Glide Standard - FLHT
  • 2002 Harley-Davidson Electra Glide Standard - FLHT
  • 2001 Harley-Davidson Electra Glide Standard - FLHT
  • 2000 Harley-Davidson Electra Glide Standard - FLHT
  • 1999 Harley-Davidson Electra Glide Standard - FLHT
  • 1998 Harley-Davidson Electra Glide Standard - FLHT
  • 1997 Harley-Davidson Electra Glide Standard - FLHT
  • 1996 Harley-Davidson Electra Glide Standard - FLHT
  • 1995 Harley-Davidson Electra Glide Standard - FLHT
  • 2005 Harley-Davidson Electra Glide Standard Injected - FLHT I
  • 2004 Harley-Davidson Electra Glide Standard Injected - FLHT I
  • 2003 Harley-Davidson Electra Glide Standard Injected - FLHT I
  • 1999 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1998 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1997 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1996 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1995 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1994 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1993 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1992 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1991 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1990 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 1989 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2005 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 2004 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 2003 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 2002 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 2001 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 2000 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 1999 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 1998 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 1997 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 1996 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 1995 Harley-Davidson Electra Glide Ultra Classic Injected - FLHTCU I
  • 2002 Harley-Davidson Road Glide - FLTR
  • 2001 Harley-Davidson Road Glide - FLTR
  • 2000 Harley-Davidson Road Glide - FLTR
  • 1999 Harley-Davidson Road Glide - FLTR
  • 1998 Harley-Davidson Road Glide - FLTR
  • 2005 Harley-Davidson Road Glide Injected - FLTR I
  • 2004 Harley-Davidson Road Glide Injected - FLTR I
  • 2003 Harley-Davidson Road Glide Injected - FLTR I
  • 2002 Harley-Davidson Road Glide Injected - FLTR I
  • 2001 Harley-Davidson Road Glide Injected - FLTR I
  • 2000 Harley-Davidson Road Glide Injected - FLTR I
  • 1999 Harley-Davidson Road Glide Injected - FLTR I
  • 1998 Harley-Davidson Road Glide Injected - FLTR I
  • 2005 Harley-Davidson Road King - FLHR
  • 2004 Harley-Davidson Road King - FLHR
  • 2003 Harley-Davidson Road King - FLHR
  • 2002 Harley-Davidson Road King - FLHR
  • 2001 Harley-Davidson Road King - FLHR
  • 2000 Harley-Davidson Road King - FLHR
  • 1999 Harley-Davidson Road King - FLHR
  • 1998 Harley-Davidson Road King - FLHR
  • 1997 Harley-Davidson Road King - FLHR
  • 1996 Harley-Davidson Road King - FLHR
  • 1995 Harley-Davidson Road King - FLHR
  • 1994 Harley-Davidson Road King - FLHR
  • 2005 Harley-Davidson Road King Classic Injected - FLHRC I
  • 2004 Harley-Davidson Road King Classic Injected - FLHRC I
  • 2003 Harley-Davidson Road King Classic Injected - FLHRC I
  • 2002 Harley-Davidson Road King Classic Injected - FLHRC I
  • 2001 Harley-Davidson Road King Classic Injected - FLHRC I
  • 2000 Harley-Davidson Road King Classic Injected - FLHRC I
  • 1999 Harley-Davidson Road King Classic Injected - FLHRC I
  • 1998 Harley-Davidson Road King Classic Injected - FLHRC I
  • 2005 Harley-Davidson Road King Custom - FLHRS
  • 2004 Harley-Davidson Road King Custom - FLHRS
  • 2005 Harley-Davidson Road King Custom Injected - FLHRS I
  • 2004 Harley-Davidson Road King Custom Injected - FLHRS I
  • 2005 Harley-Davidson Road King Injected - FLHR I
  • 2004 Harley-Davidson Road King Injected - FLHR I
  • 2003 Harley-Davidson Road King Injected - FLHR I
  • 2002 Harley-Davidson Road King Injected - FLHR I
  • 2001 Harley-Davidson Road King Injected - FLHR I
  • 2000 Harley-Davidson Road King Injected - FLHR I
  • 1999 Harley-Davidson Road King Injected - FLHR I
  • 1998 Harley-Davidson Road King Injected - FLHR I
  • 1997 Harley-Davidson Road King Injected - FLHR I
  • 1996 Harley-Davidson Road King Injected - FLHR I
  • 2003 Harley-Davidson Sportster - XL 883R
  • 2002 Harley-Davidson Sportster - XL 883R
  • 1987 Harley-Davidson Sportster - XLH 1100
  • 1986 Harley-Davidson Sportster - XLH 1100
  • 2003 Harley-Davidson Sportster - XLH 1200
  • 2002 Harley-Davidson Sportster - XLH 1200
  • 2001 Harley-Davidson Sportster - XLH 1200
  • 2000 Harley-Davidson Sportster - XLH 1200
  • 1999 Harley-Davidson Sportster - XLH 1200
  • 1998 Harley-Davidson Sportster - XLH 1200
  • 1997 Harley-Davidson Sportster - XLH 1200
  • 1996 Harley-Davidson Sportster - XLH 1200
  • 1995 Harley-Davidson Sportster - XLH 1200
  • 1994 Harley-Davidson Sportster - XLH 1200
  • 1993 Harley-Davidson Sportster - XLH 1200
  • 1992 Harley-Davidson Sportster - XLH 1200
  • 1991 Harley-Davidson Sportster - XLH 1200
  • 1990 Harley-Davidson Sportster - XLH 1200
  • 1989 Harley-Davidson Sportster - XLH 1200
  • 1988 Harley-Davidson Sportster - XLH 1200
  • 2003 Harley-Davidson Sportster - XLH 883
  • 2002 Harley-Davidson Sportster - XLH 883
  • 2001 Harley-Davidson Sportster - XLH 883
  • 2000 Harley-Davidson Sportster - XLH 883
  • 1999 Harley-Davidson Sportster - XLH 883
  • 1998 Harley-Davidson Sportster - XLH 883
  • 1997 Harley-Davidson Sportster - XLH 883
  • 1996 Harley-Davidson Sportster - XLH 883
  • 1995 Harley-Davidson Sportster - XLH 883
  • 1994 Harley-Davidson Sportster - XLH 883
  • 1993 Harley-Davidson Sportster - XLH 883
  • 1992 Harley-Davidson Sportster - XLH 883
  • 1991 Harley-Davidson Sportster - XLH 883
  • 1990 Harley-Davidson Sportster - XLH 883
  • 1989 Harley-Davidson Sportster - XLH 883
  • 1988 Harley-Davidson Sportster - XLH 883
  • 1987 Harley-Davidson Sportster - XLH 883
  • 1986 Harley-Davidson Sportster - XLH 883
  • 2003 Harley-Davidson Sportster Custom - XL 1200C
  • 2002 Harley-Davidson Sportster Custom - XL 1200C
  • 2001 Harley-Davidson Sportster Custom - XL 1200C
  • 2000 Harley-Davidson Sportster Custom - XL 1200C
  • 1999 Harley-Davidson Sportster Custom - XL 1200C
  • 1998 Harley-Davidson Sportster Custom - XL 1200C
  • 1997 Harley-Davidson Sportster Custom - XL 1200C
  • 1996 Harley-Davidson Sportster Custom - XL 1200C
  • 2003 Harley-Davidson Sportster Custom - XL 883C
  • 2002 Harley-Davidson Sportster Custom - XL 883C
  • 2001 Harley-Davidson Sportster Custom - XL 883C
  • 2000 Harley-Davidson Sportster Custom - XL 883C
  • 1999 Harley-Davidson Sportster Custom - XL 883C
  • 2003 Harley-Davidson Sportster Hugger - XLH 883
  • 2002 Harley-Davidson Sportster Hugger - XLH 883
  • 2001 Harley-Davidson Sportster Hugger - XLH 883
  • 2000 Harley-Davidson Sportster Hugger - XLH 883
  • 1999 Harley-Davidson Sportster Hugger - XLH 883
  • 1998 Harley-Davidson Sportster Hugger - XLH 883
  • 1997 Harley-Davidson Sportster Hugger - XLH 883
  • 1996 Harley-Davidson Sportster Hugger - XLH 883
  • 1995 Harley-Davidson Sportster Hugger - XLH 883
  • 1994 Harley-Davidson Sportster Hugger - XLH 883
  • 1993 Harley-Davidson Sportster Hugger - XLH 883
  • 1992 Harley-Davidson Sportster Hugger - XLH 883
  • 1991 Harley-Davidson Sportster Hugger - XLH 883
  • 1990 Harley-Davidson Sportster Hugger - XLH 883
  • 1989 Harley-Davidson Sportster Hugger - XLH 883
  • 1988 Harley-Davidson Sportster Hugger - XLH 883
  • 1987 Harley-Davidson Sportster Hugger - XLH 883
  • 2003 Harley-Davidson Sportster Sport - XL 1200S
  • 2002 Harley-Davidson Sportster Sport - XL 1200S
  • 2001 Harley-Davidson Sportster Sport - XL 1200S
  • 2000 Harley-Davidson Sportster Sport - XL 1200S
  • 1999 Harley-Davidson Sportster Sport - XL 1200S
  • 1998 Harley-Davidson Sportster Sport - XL 1200S
  • 1997 Harley-Davidson Sportster Sport - XL 1200S
  • 1996 Harley-Davidson Sportster Sport - XL 1200S
  • 1994 Harley-Davidson Super Glide - FXR
  • 1993 Harley-Davidson Super Glide - FXR
  • 1992 Harley-Davidson Super Glide - FXR
  • 1991 Harley-Davidson Super Glide - FXR
  • 1990 Harley-Davidson Super Glide - FXR
  • 1989 Harley-Davidson Super Glide - FXR
  • 1988 Harley-Davidson Super Glide - FXR
  • 1987 Harley-Davidson Super Glide - FXR
  • 1994 Harley-Davidson Tour Glide Classic - FLTC
  • 1993 Harley-Davidson Tour Glide Classic - FLTC
  • 1992 Harley-Davidson Tour Glide Classic - FLTC
  • 1991 Harley-Davidson Tour Glide Classic - FLTC
  • 1990 Harley-Davidson Tour Glide Classic - FLTC
  • 1989 Harley-Davidson Tour Glide Classic - FLTC
  • 1988 Harley-Davidson Tour Glide Classic - FLTC
  • 1987 Harley-Davidson Tour Glide Classic - FLTC
  • 1986 Harley-Davidson Tour Glide Classic - FLTC
  • 1985 Harley-Davidson Tour Glide Classic - FLTC
  • 1984 Harley-Davidson Tour Glide Classic - FLTC
  • 1995 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1994 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1993 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1992 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1991 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1990 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1989 Harley-Davidson Tour Glide Ultra Classic - FLTCU
  • 1996 Harley-Davidson Tour Glide Ultra Classic Injected - FLTCU I
There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!

Instructions and Manuals for Progressive Suspension Chrome Heavy Duty 444 Series Shocks - 115/155 Spring Rate (lbs/in) - 444-4011C

You May Also Be Interested In