444 Series Shocks — 343 mm (13.5 in), rear, heavy duty

PROGRESSIVE SUSPENSION 444 Series Shocks — 343 mm (13.5 in), rear, heavy duty – 09-25 Trike, 20-22 CVO, 10-11 Touring

PROGRESSIVE SUSPENSION
1310-1231
444-4073B
Adaptive shocks with Frequency Sensing Technology, deflective disc valving, hand-adjustable preload, progressive-rate spring and high-pressure gas charge; verify fitment before installation.
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€882.42
€1,071.52
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444 Series Shocks deliver adaptive damping with Frequency Sensing Technology (FST) for superior ride quality. 🏍️

  • Deflective disc valving for controlled response
  • Hand-adjustable preload—no special tools required
  • Includes a progressive-rate spring and high-pressure gas charge for consistent performance
  • Made in the USA

Shocks slightly longer or shorter than stock may alter head angle and steering; confirm wheel travel and clearance before installing.

: 1310-1231
In Stock

Data sheet

Type
Coilover Monotube
Units
Pair
Color/Finish
Black
Brand
PROGRESSIVE SUSPENSION
Duty
Heavy Duty
Adjustment Style
Automatic
Reservoir Location
Internal
Spring Type
Single Progressive Rate
Extended Length
343.00 mm (13.50")
Progressive Spring Rate
2,59 kg/mm - 3,57 kg/mm (145 lb/in - 200 lb/in)

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Trike Tri Glide Ultra Classic Trike 2009
Harley Davidson Trike Tri Glide Ultra Classic Trike 2010
Harley Davidson Trike Tri Glide Ultra Classic Trike 2011
Harley Davidson Trike Tri Glide Ultra Classic Trike 2012
Harley Davidson Trike Tri Glide Ultra Classic Trike 2013
Harley Davidson Trike Tri Glide Ultra Classic Trike 2014
Harley Davidson Trike Tri Glide Ultra Classic Trike 2015
Harley Davidson Trike Tri Glide Ultra Classic Trike 2016
Harley Davidson Trike Tri Glide Ultra Classic 107 Trike 2017
Harley Davidson Tri Glide Ultra Anniversary 107 Trike 2018
Harley Davidson Tri Glide Ultra 107 Trike 2019
Harley Davidson Tri Glide Ultra 114 Trike 2020
Harley Davidson Tri Glide Ultra 114 Trike 2021
Harley Davidson Tri Glide Ultra 114 Trike 2022
Harley Davidson Tri Glide Ultra 114 Trike 2023
Harley Davidson Tri Glide Ultra 114 Trike 2024
Harley Davidson Tri Glide Ultra 114 Trike 2025
Harley Davidson Tri Glide Ultra CVO 117 CVO 2020
Harley Davidson Tri Glide Ultra CVO 117 CVO 2021
Harley Davidson Tri Glide CVO 117 CVO 2022
Harley Davidson Trike Street Glide Touring 2010
Harley Davidson Trike Street Glide Touring 2011
Harley Davidson Freewheeler Trike 2015
Harley Davidson Freewheeler Trike 2016
Harley Davidson Freewheeler 107 Trike 2017
Harley Davidson Freewheeler 107 Trike 2018
Harley Davidson Freewheeler 107 Trike 2019
Harley Davidson Freewheeler 114 Trike 2020
Harley Davidson Freewheeler 114 Trike 2021
Harley Davidson Freewheeler 114 Trike 2022
Harley Davidson Freewheeler 114 Trike 2023
Harley Davidson Freewheeler 114 Trike 2024
Harley Davidson Freewheeler 114 Trike 2025
Harley Davidson Road Glide 3 114 Trike 2023
Harley Davidson Road Glide 3 114 Trike 2024
Harley Davidson Road Glide 3 114 Trike 2025