Progressive 444 Series Motorcycle Heavy Duty Black 13.5" Rear Shocks (444-4073B)
- Feature the all-new Frequency Sensing Technology (FST) which allows the shocks to sense the frequency of a bump and automatically adjust damping for superior ride quality
- Deflective disc valving
- Adjust spring preload by hand, no special tool needed
- Include a progressive rate spring and is high-pressure gas charged for consistent performance
- Sold in pairs
- Made in the U.S.A.
NOTE: A shock which is slightly longer than stock may alter the head angle slightly and provide somewhat quicker steering.
NOTE: A shock which is slightly shorter than stock may slightly alter the head angle and provide somewhat slower steering.
NOTE: Heavy duty applications are recommended for bikes operating at or near the manufacturer's maximum load rating over 50% of the time.
NOTE: Before purchasing or attempting to install shocks that are different than the OEM length, confirm that your wheel travel can be altered without causing clearance issues, such as swingarm/axle to exhaust contact as well as chain/belt guard or tire contact.
| Compatible Vehicles | |||
| Years | Make | Model | Notes |
| 2020-2022 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE | |
| 2015-2021 | Harley-Davidson | Freewheeler FLRT | |
| 2010-2011 | Harley-Davidson | Street Glide Trike FLHXXX | |
| 2009-2013 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | |
| 2015 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | |
| 2023 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | |
| 2016-2022 | Harley-Davidson | Tri Glide Ultra FLHTCUTG | |
| 2022 | Harley-Davidson | Tri Glide Ultra FLHTCUTG G.I. Enthusiast Collectio | |