Progressive Suspension 444 Series Shocks | Sportster | Heavy/Standard Duty

The Progressive Suspension 444 Series Shocks deliver smooth and controlled performance. Featuring FST (Frequency Sensing Technology) that adapts damping to road conditions and a top-mount threaded hand-adjustable preload for easy customization.

Specifications:

• Material: Lightweight aluminum body
• Colour: Chrome/Black
• Std/Heavy Duty
• Frequency Sensing Technology which dynamically adjusts damping, according to road surface
• Top mount threaded hand adjustable preload

Which shock is for you?

• Standard Duty Shocks: are for light-weight individuals, where both rider and passenger are light weight. For those whose combined rider weights up to 250 lbs / 113kg. Heavy Duty shocks or springs will give them a harsh ride.
• Heavy Duty Shocks: are for body-builders type individuals or for those who carry heavy baggage, where both rider and passenger combined weight is 250 lbs / 113kg to 350 lbs / 159kg. These shocks are best for where bike is operated at manufacturers maximum load rating over 50% of the time.
• Super Heavy Duty Shocks: are for heavy-weight individuals or for those who carry heavy baggage, where both rider and passenger combined weight is 350 lbs /159kg and up.

Compatibility: 80-08 FLT/Touring; 82-94 FXR; 73-03 (NU) XL Sportster (NU)