Description
If you’re running your bike hard and demanding consistent performance across variable terrain, the Progressive Suspension 444 Series delivers precision damping that adapts in real-time to every bump and impact. The Frequency Sensing Technology automatically adjusts your suspension’s response, eliminating the guesswork of manual tuning and giving you a predictable, planted ride whether you’re pushing limits on the street or tackling aggressive riding conditions. Built tough for heavy-duty applications, these shocks handle sustained punishment without fade.
- Frequency Sensing Technology (FST)
- Automatically adjusts damping
- Deflective disc valving
- Hand-adjustable spring preload
- Progressive-rate spring included
- High-pressure gas charged
- Chrome finish
- Standard/Heavy-Duty rated
- 12.5″ length
- MPN: 444-4001C
- Bolt-on installation
- May alter head angle
- Verify wheel travel clearance
- Rated for sustained maximum load






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