Converts dual damper rod and damper rod/cartridge forks to high-performance cartridge forks Contains a pair of high-performance, gas-charged mono-tube fork cartridges Improves resistance to front brake dive, front end stability, cornering and bottoming control Add direct internal component replacement No modification for forks required Converts dual damper rod and damper rod/cartridge forks to high-performance cartridge forks. Contains a pair of high-performance, gas-charged mono-tube fork cartridges. Improves resistance to front brake dive, front end stability, cornering and bottoming control. Add direct internal component replacement. No modification for forks required. Made in the USA.2007-2012 fits H-D XL1200N Sportster 1200 Nightster
2010-2015 fits H-D XL1200X Forty-Eight
2007-2010 fits H-D XL883L Sportster 883 Low
2010-2015 fits H-D XL883N Iron 883