Log In / Register
0 Checkout
Progressive 444 Series FST Shocks For Harley
  • Progressive 444 Series FST Shocks For Harley - Black
  • Progressive 444 Series FST Shocks For Harley - Chrome
  • Progressive 444 Series FST Shocks For Harley
  • Progressive 444 Series FST Shocks For Harley

This product is bike-specific
Please click on "Select your bike" below to purchase the part that will fit.

First select your bike:

$624.95 - $669.95
Savings (10%):
$562.45 - $607.45
The price depends on which bike you select. Select your bike to continue.

Select qty:

Add to Wish List

Video Review

Progressive 444 Series FST Shocks For Harley Videos

Progressive Suspension 444 Series FST Shocks For Harley

After more than a decade of ruling the roads with the road proven shocks, Progressive Suspension unveiled another breakthrough design. Dubbed Frequency Sensing Technology (FST) for its unique ability to dynamically adjust damping as you ride. The result is superior performance no matter the road conditions. A top mount threaded preload adjuster allows for fine tuning with a simple twist of the cap.


  • Frequency Sensing Technology (FST) allows the shocks to sense the frequency of a bump and automatically adjust damping for superior ride quality
  • Adjust spring pre-load by hand - no special tool needed
  • Progressive-rate spring
  • Deflective disc valving
  • Sold as a pair
  • Made in USA
This Product Fits:


Orders $39.99 and over qualify for our fast free shipping offer. Click Here for FREE Shipping Terms and Conditions.

Please see our International Orders page for orders shipping outside the US.

We show real-time availability on this product page when you select the size/color item you want.  Most items will ship the same business day an order is placed,however if an item requires additional processing time a message will be shown indicating such.

See our full Shipping Policy for further details.


If your order arrives and it is not right, we will we'll fix it, NO NONSENSE, we promise.

Doesn't fit or just not happy with it? You can return any new, unused and unaltered item within 30 business days of delivery receipt of your item. We will issue a full refund to your original payment method.

See our full Return Policy for all of the pertinent details.

Use our Product Q&A for a chance to win our monthly $100 giveaways.

Have a functionality, fit, or otherwise product-specific question about the Progressive 444 Series FST Shocks For Harley? Ask it here! If you have a customer service or shipping question, please direct it to our Customer Service department.

Progressive 444 Series FST Shocks For Harley
Sort by:
No questions have been asked about this item. Be the first!