Progressive Suspension 444 Series Shocks - Rear, Heavy Duty
Progressive Suspension 444 Series Shocks - Rear, Heavy Duty
Available in stock (5)
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Upgrade your ride with Progressive Suspension's 444 Series Shocks. These shocks deliver superior ride quality through advanced technology and durable construction. Experience enhanced handling and comfort on every journey.
Description
The Progressive Suspension 444 Series shocks utilize Frequency Sensing Technology (FST) to automatically adjust damping based on the frequency of bumps encountered, providing a consistently smooth ride. The deflective disc valving further enhances ride quality, offering improved control and stability. These shocks feature a progressive-rate spring, high-pressure gas charge, and hand-adjustable pre-load, eliminating the need for special tools. Built for heavy-duty applications, the 444 Series is ideal for bikes frequently operating near their maximum load rating. Made in the USA, these coilover monotube shocks ensure consistent performance and long-lasting durability, providing a premium upgrade to your motorcycle's suspension system. Available with a black finish to complement your bike's aesthetics. Improve your motorcycle's handling and ride quality with the Progressive Suspension 444 Series.
Features & highlights
- Frequency Sensing Technology (FST) provides automatic damping adjustment for superior ride quality.
- Deflective disc valving enhances control and stability.
- Hand-adjustable pre-load allows easy customization without special tools.
- Progressive-rate spring and high-pressure gas charge ensure consistent performance.
- Heavy-duty construction is ideal for bikes operating near maximum load.
- Made in the USA for guaranteed quality and durability.
Technical specifications
- Brand: Progressive Suspension
- Product Name: Shock Absorber
- Vendor Part Number: 444-4051B
- Mounting Position: Rear
- Color/Finish: Black
- Duty: Heavy Duty
- Type: Coilover Monotube
- Spring Type: Single Progressive Rate
- Adjustment Style: Automatic
- Reservoir Location: Internal
- Extended Length: 330.00 mm (13.00")
- Progressive Spring Rate: 4.82 kg/mm - 5.63 kg/mm (270 lb/in - 315 lb/in)
- Units: Pair
Important to know
Shocks slightly longer than stock may alter the head angle slightly and provide quicker steering. Shocks slightly shorter than stock may alter the 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.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
PROGRESSIVE SUSPENSION
444-4051B
Shock Absorber
Heavy Duty
Rear
Coilover Monotube
Pair


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

