Progressive 990 Sport Series Piggyback Reservoir Shocks

(1 review)

Item: 388179

$1411.96 – $1503.53

Select Your Vehicle - Fitment Guaranteed

Progressive 990 Sport Series Piggyback Reservoir Shocks


The most adjustable shock in the V-Twin market, the 990 Sport series shock features complete adjustability with a 0.4" adjustable height eyelet, rebound damping adjustment, High and Low Speed compression damping adjustment via easily accessible knobs, and threaded hand adjustable spring preload. The 990 features a high-pressure monotube with deflective disc damping routed through two unique circuits delivering a consistent feel through the damper stroke for improved performance and stability. Progressive's improved engineered jounce bumper features a captured design to help smooth and control bottoming. Every shock is hand-built, tuned and dyno tested for the ultimate performance that's backed by a limited lifetime warranty. Engineered for aggressive sport inspired riders, the 990 sets the mark for excellence on your V-Twin motorcycle.

  • Integrated shock reservoir
  • Adjustable height eyelet: 0.4"
  • Adjustable rebound damping
  • Hand-adjustable preload
  • Adjustable high and low speed compression
  • High pressure gas monotube
  • Deflective disc damping
  • Lightweight aluminum body
  • Linear rate coil spring
  • Captured jounce bumper
  • Sold in pairs
  • Lifetime manufacturer warranty
Specification Details
Color Black
Country of Origin USA
Length Varies (make selection above)
Position Rear
Quantity 2
Ride Height Varies (make selection above)
Spring Rate Standard
Stock Length Varies (make selection above)
Warranty 1 Year Manufacturer Warranty

Vehicle Fitment


Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

Harley Davidson
  • FXD Dyna Super Glide 1995-2005, 2007-2010
  • FXDB Dyna Daytona 1992
  • FXDB Dyna Street Bob 2007-2017
  • FXDB Dyna Sturgis 1991
  • FXDBI Dyna Street Bob 2006
  • FXDC Dyna Glide Custom 1992
  • FXDC Dyna Super Glide Custom 2005, 2007-2014
  • FXDCI Dyna Super Glide Custom 2005-2006
  • FXDF Dyna Fat Bob 2008-2017
  • FXDI Dyna Super Glide 2004-2006
  • FXDI35 35th Anniversary Dyna Super Glide 2006
  • FXDL Dyna Low Rider 1993-2005, 2007-2009, 2014-2017
  • FXDLI Dyna Low Rider 2004-2006
  • FXDLS Dyna Low Rider S 2016-2017
  • FXDS-CONV Dyna Convertible 1994-2000
  • FXDWG Dyna Wide Glide 1993-2005, 2007-2008, 2010-2017
  • FXDWGI Dyna Wide Glide 2004-2006
  • FXDX Dyna Super Glide Sport 1999-2005
  • FXDXI Dyna Super Glide Sport 2004-2005
  • FXDXT Dyna Super Glide T-Sport 2001-2003
  • FXR Super Glide 1986-1994
  • FXR Super Glide II 1982-1983
  • FXRS Low Glide 1982-1992
  • FXRS Super Glide II 1982-1983
  • FXRS-CONV Low Rider Convertible 1989-1993
  • FXRS-SP Low Rider Sport Edition 1987-1993
  • FXRT Sport Glide 1983-1992
  • XL1200C Sportster 1200 Custom 1996-2019
  • XL1200CX Sportster Roadster 2016-2020
  • XL1200L Sportster 1200 Low 2006-2011
  • XL1200N Sportster 1200 Nightster 2007-2012
  • XL1200NS Sportster 1200 Iron 2018-2021
  • XL1200R Sportster 1200 Roadster 2004-2008
  • XL1200V Sportster Seventy-Two 2012-2016
  • XL1200X Sportster Forty-Eight 2010-2022
  • XL1200XS Sportster Forty-Eight Special 2018-2019
  • XL50 50th Anniversary Sportster 2007
  • XL883 Sportster 883 2004-2009
  • XL883C Sportster 883 Custom 1998-2010
  • XL883L Sportster 883 Low 2005-2010
  • XL883L Sportster SuperLow 2011-2019
  • XL883N Sportster Iron 883 2009-2022
  • XL883R Sportster 883R 2006-2010
  • XL883R Sportster Roadster 2011-2015
  • XLH1200 Sportster 1200 1988-2003
  • XLH883 Sportster 883 1988-2003
  • XLH883DLX Sportster 883 Deluxe 1988-1995
  • XLH883HUG Sportster 883 Hugger 1988-2003
Triumph
  • Bonneville SE 2001-2013
  • Bonneville T100 2002-2016

Customer Reviews


Great product

By Todd C. on  Verified Purchaser

Best shock on the market hands down. Super versatile! I would recommend this to anyone looking for more out of your suspension.


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