K-Tech RAZOR-R shock absorber Yamaha YZF-R7 (21-26) 279S-021-270-XXX
K-Tech RAZOR-R shock absorber Yamaha YZF-R7 (21-26) 279S-021-270-XXX
Delivery time on request
K-Tech RAZOR-R shock absorber for Yamaha YZF-R7 (2021–2026)
Item number: 279S-021-270-XXX (depending on rider weight)
Optimize the handling of your Yamaha YZF-R7 (2021–2026) with the K-Tech RAZOR-R shock absorber, specifically developed to significantly improve performance and handling compared with the standard equipment. This shock absorber provides all the necessary features for improved riding stability and control, while helping you unlock the full potential of your Yamaha YZF-R7.
The RAZOR-R shock absorber features independently adjustable compression and rebound damping, spring preload, and length adjustment, allowing optimal setup to suit your rider weight and riding style. The nitrogen charge (N2) ensures consistent damping performance, even under extreme conditions.
Equipped with the 46-140 spring, this shock absorber delivers improved traction and stability, while the various spring rate options allow you to tailor the shock absorber perfectly to your needs.
Product benefits of the K-Tech RAZOR-R shock absorber:
✔️ Increased performance and control: Better traction and stability for sporty riding.
✔️ 12-position adjustable compression damping: Fine-tuning for optimal performance.
✔️ 12-position adjustable rebound damping: Perfect control during rapid direction changes.
✔️ Adjustable spring preload: Perfect adaptation to rider weight and riding style.
✔️ Length adjustment: Flexible adjustment of ride height for more control and riding comfort.
✔️ Nitrogen-filled (N2): Prevents foaming and ensures consistent damping.
✔️ Easy installation: Compatible with the OE equipment, easy to replace.
✔️ Various spring rates available: For precise setup to different rider weights (65-125 kg).
Technical data of the K-Tech RAZOR-R shock absorber:
- Spring: 46-140 series
- Overall length: 310.00 mm
- Length tolerance: -0 mm / +10 mm
- Stroke: 55.00 mm
- Spring force: 120.00 N
- Gas pressure: 10.00 bar
- Upper mount: eye, 30.00 mm width, 10.00 mm pin diameter
- Lower mount: fork, 25.00 mm width, 10.00 mm pin diameter
- Compression clicks: 12
- Rebound clicks: 12
- Preload: 11 mm
- RCPU housing diameter: 35.00 mm
- RCU rod diameter: 14.00 mm
Scope of delivery:
- 1x K-Tech RAZOR-R shock absorber for Yamaha YZF-R7 (2021–2026)
- Mounting hardware for secure and easy installation
Installation note:
Warning: Installation should be carried out exclusively by an authorized K-Tech Service Center.
Special tools and expert knowledge are required for proper installation to ensure the full performance and safety of the shock absorber.
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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.

