Product Description
PROGRESSIVE SUSPENSION 444 Series Shock – 13″ – Heavy-Duty – Black
Key Features
- 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
- Pre-load spring adjusts by hand with no special tool needed
- Includes a progressive-rate spring and are high-pressure gas charged for consistent performance
- Made in the USA
- Shocks slightly longer than stock may alter head angle slightly and provide quicker steering.
- Shocks slightly shorter than stock may alter head angle and provide slower steering.
- Before purchasing or attempting to install shocks different than OEM length, confirm your wheel travel can be altered without causing clearance issues, such as swingarm/axle to exhaust contact and chain/belt guard or tire contact.
- Heavy duty applications recommended for bikes operating at or near maximum load rating over 50% of the time.
Technical Specifications
- Weight: 9.15 lbs
- Supplier Number: 444-4020B
- Unit of Measure: Pair
Current Warehouse Inventory
Stock by Location:
- ✓ Janesville, WI: 4 units
- ✓ Batavia, NY: 2 units
- ✓ Dallas, TX: 5 units
- ✗ Fresno, CA: 0 units
- ✓ Reno, NV: 2 units
- ✓ Asheville, NC: 5 units
- ✓ National: 18 units
Total Available: 36 units
Inventory Last Checked: December 4, 2025 at 1:00 AM UTC
Thank you for Shopping at Knobtown Cycle!
When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.
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