Medusa Bikes
PROGRESSIVE SUSPENSION | 444 SERIES SHOCK ABSORBERS | HEAVY DUTY | 12 INCH | CHROME | FOR HARLEY-DAVIDSON DYNA / FXR / FL
PROGRESSIVE SUSPENSION | 444 SERIES SHOCK ABSORBERS | HEAVY DUTY | 12 INCH | CHROME | FOR HARLEY-DAVIDSON DYNA / FXR / FL
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⚠️ Note on Approval & Installation: Some offered parts requiring approval or relevant to TÜV do not have TÜV, ABE, EC, or parts certificate approval. If no such approval is stated in the respective product description, these parts are not approved for public road traffic and may need to be registered via individual inspection or are exclusively intended for racing or show purposes. Depending on the vehicle and product, adjustments or additional installation work may also be required. Not all items are plug & play installable.
🔔 Availability: Stock levels may vary in individual cases. Out-of-stock items will, of course, be refunded.
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Manufacturer - REVTECH
RevTech
Carl-von-Ossietzky-Str. 8
55459 Grolsheim
Germany
https://www.custom-chrome-europe.com/
PROGRESSIVE SUSPENSION | 444 SERIES SHOCK ABSORBERS | HEAVY DUTY | 12 INCH | CHROME | FOR HARLEY-DAVIDSON DYNA / FXR / FL
The Progressive Suspension 444 Series shock absorber pair is designed for selected Harley-Davidson Dyna, FXR, and older FL models. The Frequency Sensing Technology detects the frequency of road bumps and automatically adjusts damping. Progressive springs, high-pressure gas filling, and tool-free adjustable spring preload complete the setup.
PRODUCT ADVANTAGES
- Frequency Sensing Technology for automatic damping adjustment
- Deflecting disc valve technology
- Spring preload adjustable by hand without special tools
- Progressive wound spring
- High-pressure gas filling for consistent damping performance
- Made in the USA
TECHNICAL DETAILS
- Model: 444 Series
- Application: Heavy Duty
- Color/Finish: Chrome
- Extended Length: 305.00 mm (12.00 inches)
- Damping System: Gas-filled mono-tube shock absorber with Frequency Sensing Technology
- Reservoir Position: Internal
- Spring Type: Single progressive spring rate
- Progressive Spring Rate: 5.36–6.25 kg/mm (300–350 lb/in)
- Spring Preload: Tool-free adjustable
- Mounting Position: Rear
COMPATIBILITY
For selected Harley-Davidson Dyna, FXR, and older FL models, including, depending on model and year of manufacture, Super Glide, Low Rider, Street Bob, and Electra Glide. Exact fitment must be checked against model and year of manufacture before ordering.
SCOPE OF DELIVERY
1 pair of Progressive Suspension 444 Series shock absorbers in the described version.
IMPORTANT NOTE
A different shock absorber length can change the steering head angle and steering behavior. Before installation, travel and possible contact with exhaust, swingarm, fender, or tires must be checked. Specific road approval must be checked against the current certificate.
PROGRESSIVE SUSPENSION | 444 SERIES SHOCK ABSORBERS | HEAVY DUTY | 12 INCH | CHROME | FOR HARLEY-DAVIDSON DYNA / FXR / FL
The Progressive Suspension 444 Series shock absorber pair is designed for selected Harley-Davidson Dyna, FXR, and older FL models. The Frequency Sensing Technology detects the frequency of road bumps and automatically adjusts damping. Progressive springs, high-pressure gas filling, and tool-free adjustable spring preload complete the setup.
PRODUCT ADVANTAGES
- Frequency Sensing Technology for automatic damping adjustment
- Deflecting disc valve technology
- Spring preload adjustable by hand without special tools
- Progressive wound spring
- High-pressure gas filling for consistent damping performance
- Made in the USA
TECHNICAL DETAILS
- Model: 444 Series
- Application: Heavy Duty
- Color/Finish: Chrome
- Extended Length: 305.00 mm (12.00 inches)
- Damping System: Gas-filled mono-tube shock absorber with Frequency Sensing Technology
- Reservoir Position: Internal
- Spring Type: Single progressive spring rate
- Progressive Spring Rate: 5.36–6.25 kg/mm (300–350 lb/in)
- Spring Preload: Tool-free adjustable
- Mounting Position: Rear
COMPATIBILITY
For selected Harley-Davidson Dyna, FXR, and older FL models, including, depending on model and year of manufacture, Super Glide, Low Rider, Street Bob, and Electra Glide. Exact fitment must be checked against model and year of manufacture before ordering.
SCOPE OF DELIVERY
1 pair of Progressive Suspension 444 Series shock absorbers in the described version.
IMPORTANT NOTE
A different shock absorber length can change the steering head angle and steering behavior. Before installation, travel and possible contact with exhaust, swingarm, fender, or tires must be checked. Specific road approval must be checked against the current certificate.
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