K-Tech Simmerring Oil Seals Kit Kawasaki Ninja 400 (18-23) FSS-007
K-Tech Simmerring Oil Seals Kit Kawasaki Ninja 400 (18-23) FSS-007
Delivery time on request
K-Tech Simmerring Oil Seals Kit for Kawasaki Ninja 400 (2018-2023)
Article number: FSS-007
The K-Tech Simmerring Oil Seals Kit for the Kawasaki Ninja 400 (2018-2023) offers High quality fork seals from Nok, a leading manufacturer, known for longevity and reliability. This Seals Are a direct replacement for the original parts and guarantee one Optimal fit and improved performance of the Fork.
With a Inner diameter of 41 mmone Outside diameter of 54 mm and one Height of 11 mm Is this kit especially for yours Kawasaki Ninja 400 (2018-2023) developed. It will in pairs delivered and ensures a permanent Sealing, prevent Oil loss and ensures that your Fork remain in the best form.
Product advantages of the K-Tech Simmerring Oil Seals Kits:
✔️ High quality nok seals for long service life and reliable performance.
✔️ Direct replacement for the Original parts the Kawasaki Ninja 400 (2018-2023).
✔️ Complete kit: 2 simmer rings In the scope of delivery.
✔️ Optimized fork maintenance: Prevented Oil loss and make sure that Fork function smoothly.
Technical data from the K-Tech Simmerring Oil Seals Kits:
- Inner diameter: 41.00 mm
- Outside diameter: 54.00 mm
- Height: 11.00 mm
- Scope of delivery: 2x Simmer rings
Scope of delivery:
- 2x K-Tech Simmerring Oil Seals for Kawasaki Ninja 400 (2018-2023)
Mounting instructions:
⚠️ Danger: This kit is special for Kawasaki Ninja 400 (2018-2023) with Ohlins/SoQi forks suitable.
🔧 The installation should only be done by a Authorized K-Tech Service Center take place.
For professional installation special tools and specialist knowledge required to full performance and Security to ensure this product.
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About Us
About Us
Our passion for quality and innovation drives us to offer you the best products and services for motorcycle enthusiasts. From exclusive high-performance parts to tailor-made solutions — your riding experience is at the center of everything we do.
Shipping & Returns
Shipping & Returns
We ship with DHL and FedEx — if requested, also via express. If an item is in stock, shipping via express can, in many cases, be delivered within 1 business day. Standard delivery time is typically about 2–5 business days within the country, and worldwide usually about 1 week. Please check the available shipping options and transit times in the cart, as we offer several shipping providers depending on the country.
Returns must be registered in advance by email and are possible according to our return policy (14 days to request a return + 14 days return shipping deadline after approval). Please note: Unregistered returns will not be accepted. You can find all details on the terms, exceptions, and refunds in our return policy.
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More information in our FAQs
Write to our team via email – we’ll get back to you as quickly 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; in many cases it can even be shipped 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 carried out depending on the country and the selection, via DHL or FedEx.
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 receiving the item and, after approval, you have another 14 days to send it back.
Important: Unregistered returns are not accepted. All details can be found in our cancellation policy.
What does “delivery time on request” mean?
What does “delivery time on request” mean?
“Delivery time on request” means the item is generally not in stock right away and may need to be ordered separately. Please contact us before purchase – we’ll check availability and tell you 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, in many cases shipping can be completed within 1 business day (depending on the country and shipping option). You can see the available shipping methods in the shopping cart.

