K-Tech KTR-4 fork with Direct Damping System 155-017-770
K-Tech KTR-4 fork with Direct Damping System 155-017-770
Delivery time on request
K-Tech KTR-4 fork with Direct Damping System (DDS)
Article number: 155-017-770
Experience maximum performance with the K-Tech KTR-4 fork - specially developed for professional racing. This front wheel fork with innovative Direct Damping System (DDS) sets new standards in terms of precision, stability and control. Used at the highest racing level, including the British Superbike Championship and the Isle of Man TT, it is the perfect choice for ambitious racing drivers.
Product advantages of the K-Tech KTR-4 fork:
✔️ Direct Damping System (DDS): Maximum damping control and elimination of cavitation for constant performance.
✔️ Premium materials: Outside pipes made of high-strength 7075-T6 aluminum, DLC-coated sliding tubes for reduced friction and higher durability.
✔️ Precise setting options: 30 clicks for compression and rebound as well as 18 mm preload setting for individual adjustment.
✔️ Independent cushioning circles: Optimal stability and reaction speed under extreme conditions.
✔️ Extensive accessories: Three pairs of feathers for fine -tuning and necessary tools included.
Technical data of the K-Tech KTR-4 fork:
- Total length: 770 mm
- Savior (hub): 130 mm
- Outside diameter: 52 mm (top), 58 mm (below)
- Oil/air gap: 180 mm
- Spring: 10.00 N
- Setting area Compression: 30 clicks
- Setting area Rebound: 30 clicks
- Preliminary tension: 18 mm adjustable
- Material: 7075-T6 aluminum (outer tubes), DLC-coated sliding tube with superfinish
- Achrant material: 7075-T6 aluminum for maximum strength
- Discover diameter: 290–320 mm (when used with 108 mm central calibers)
- Used feathers: K-Tech 36-260 series
Scope of delivery:
- 1x K-Tech KTR-4 fork
- 3 pairs Springs For individual coordination
- Tools To adapt the suspension
Mounting instructions:
⚠️ Important: The installation of the KTR-4 fork requires special retrofit clips, handlebars, axle inserts and much more.
🔧 The assembly should only be done by a Authorized K-Tech Service Center take place to ensure maximum security and performance.
🚨 Only suitable for use on race tracks!
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About Us
About Us
Our passion for quality and innovation drives us to provide you with the best products and services for motorcycle enthusiasts. From exclusive high-performance parts to custom solutions – your riding experience is our priority.
Shipping & Returns
Shipping & Returns
We ship with DHL and FedEx – express shipping is available upon request. If an item is in stock, express shipping can often be done within 1 business day. The regular delivery time is approximately 2-5 business days nationally, and about 1 week internationally. Please check the available shipping options and times in the cart, as we offer multiple shipping providers depending on the country.
Returns must be registered in advance via email and are possible according to our cancellation policy (14 days return request + 14 days return period after approval). Please note: Unregistered returns will not be accepted. All details regarding conditions, exceptions, and refunds can be found in our cancellation policy.
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More info in our FAQs
Write an email to our team – we will get back to you as soon as possible.
How long does it take to process my order?
How long does it take to process my order?
If the item is in stock, we usually process your order very quickly, often shipping it the same day.
Our processing times are Monday to Friday, 07:30–16:30.
Do you ship internationally?
Do you ship internationally?
Yes, we ship worldwide. Shipping is done via DHL or FedEx depending on the country and selection.
What is your return policy?
What is your return policy?
Returns must be registered in advance by email. You can request a return within 14 days of receipt and have an additional 14 days for the return shipment after approval.
Important: Unregistered returns will not be accepted. You can find all details in our cancellation policy.
What does 'Delivery time on request' mean?
What does 'Delivery time on request' mean?
'Delivery time on request' means that the item is usually not directly in stock and may need to be specially ordered. Please contact us before purchasing – we will check availability and provide you with the estimated delivery time.
Do you offer express shipping?
Do you offer express shipping?
Yes, we offer express shipping. If an item is in stock, shipping can often occur within 1 business day (depending on the country and shipping option). You can see the available shipping methods in the shopping cart.

