The facts.
| Brand | K-Tech |
|---|---|
| Part number | 055-15.AP10.09 |
| Fitment | Aprilia RSV4 / RSV4 R (2012–2018) |
| Inner diameter | 18.00 mm |
| Outer diameter | 8.00 mm |
| Overall length | 250.00 mm |
| Stroke | 65.00 mm |
| Upper mounting type | Eye, 8.00 mm bolt diameter |
| Lower mounting type | Eye, 8.00 mm bolt diameter |
DescriptionThe whole story▼
When lap times matter and corner-entry confidence is non-negotiable, the K-Tech steering damper for the Aprilia RSV4/R (2012–2018) is the upgrade that separates controlled aggression from handlebar-induced chaos. Co-developed with Toby Dampers, this unit brings race-proven damping technology to one of the most demanding superbikes on track or road.
Key Features
- Fully adjustable damping — dial in exactly the resistance your riding style and circuit demands
- Lightweight aluminium construction keeps unsprung and reciprocating mass to a minimum without sacrificing rigidity
- Complete with all mounting hardware — brackets and bolts included for a direct, no-fabrication fit
- Fully serviceable design ensures long-term performance and easy rebuild when required
- Dual-use engineering — equally at home on the road or in a professional racing environment
Race-Engineered Damping for the RSV4
The RSV4 platform is notorious for its razor-sharp steering geometry, and at race pace that precision can tip into nervous, fatiguing handlebar kick. The K-Tech unit was engineered specifically to absorb those high-frequency steering inputs — the kind generated by kerbs, mid-corner bumps and aggressive braking — without blunting the RSV4's celebrated responsiveness. The result is a steering feel that remains direct and communicative, but never unsettled.
Manufactured in collaboration with Toby Dampers, the damper body is machined from aluminium, keeping weight low across the front-end assembly. The fully adjustable construction means the rider can fine-tune resistance to suit everything from a smooth national circuit to an abrasive, bumpy club track.
Build Quality and Serviceability
Unlike sealed OEM-style dampers that are simply replaced when performance fades, the K-Tech unit is fully serviceable. Internals can be inspected, revalved and rebuilt by any authorised K-Tech Service Centre, making this a long-term investment rather than a consumable part. Every dimension — from the 18 mm bore to the 65 mm stroke — is held to tight tolerances to guarantee consistent, repeatable damping force across the full range of adjustment.
Fitment and Compatibility
This steering damper is a direct-fit application for the following motorcycles:
- Aprilia RSV4 (2012–2018)
- Aprilia RSV4 R (2012–2018)
Installation must be carried out exclusively by an authorised K-Tech Service Centre. Specialist tools and technical knowledge are required to ensure optimal performance and safety.
Specifications
| Inner diameter | 18.00 mm |
|---|---|
| Outer diameter | 8.00 mm |
| Overall length | 250.00 mm |
| Stroke | 65.00 mm |
| Upper mounting type | Eye |
| Upper mounting bolt diameter | 8.00 mm |
| Lower mounting type | Eye |
| Lower mounting bolt diameter | 8.00 mm |
What's includedEverything in the box▼
- 1x K-Tech steering damper for Aprilia RSV4/R (2012–2018)
- Mounting hardware
FitmentWhich bikes this fits▼
- Aprilia RSV4/R (2012–2018)
Questions, one topic at a time.
Get the real shipping cost for this item to your address — the same rates as checkout.
Choose a destination and hit Estimate — we fetch the live rates for this item.
We’re based in Germany. Standard delivery goes by DHL and national postal services and takes about 2–5 days within Germany, 1–2 weeks within the EU and 2–6 weeks outside the EU. Need it sooner? Express delivery reaches most of the world within a few days — just choose it at checkout where available.
Your exact shipping cost is calculated by destination and weight and shown at checkout before you pay — no hidden fees. Express delivery is selectable at checkout where available.
Yes, we ship to over 130 countries. Prices, taxes and delivery times for your destination are calculated automatically at checkout.
Within the EU, no — our prices already include all duties and EU VAT. For deliveries outside the EU (e.g. Switzerland, the UK or the USA), your order may be subject to import duties and taxes set by your country. These are collected by the carrier when your parcel arrives, aren’t included in our prices, and are outside our control.
As soon as your parcel ships we email you a tracking link, so you can follow it all the way to your door.
On out-of-stock items you can request a delivery time or leave your email to be notified the moment it returns — just use the notification box on the product.
You have the right to cancel within 14 days of receiving your order. Register your return by email first; once it’s approved you have a further 14 days to send the goods back. Items should be unused and in their original packaging.
Register your return by email with your order number before sending anything back, and we’ll send you the return instructions. Please note: returns that aren’t registered in advance can’t be accepted.
The quickest way is to place a new order for the size you need and register a return for the original by email — just let us know it’s an exchange.
We’re sorry — that shouldn’t happen. Contact us with your order number and a photo as soon as you can, and we’ll arrange a replacement or refund right away. Faulty goods are always covered by your statutory warranty.
Refunds go back to your original payment method, usually within 3–5 working days of your return reaching our warehouse.
PayPal, all major credit and debit cards (Visa, Mastercard, American Express), Klarna (pay later and instalments), Apple Pay, Google Pay and more — all processed securely via PayPal and Mollie.
Yes. Choose Klarna at checkout to split your purchase into flexible monthly installments.
Your payment is taken when you place your order. If you choose Klarna, you pay later according to Klarna’s terms.
Every payment runs over an SSL-encrypted connection through certified providers. We never see or store your full card details.
If your order hasn’t shipped yet, contact us as soon as possible and we’ll do our best to change or cancel it.
No — you can check out as a guest. An account simply lets you track orders and reorder faster.
For customers in the EU, prices are shown including your country’s local VAT. For customers outside the EU, prices are shown without VAT — instead, your country’s import taxes and duties may apply on delivery (see the customs question).
Yes. Your invoice is attached to your order confirmation email and is also available in your account.
Yes. We’re an authorised dealer, so every product is 100% original and comes with the full manufacturer warranty.
Yes. Everything we sell is genuine and comes with the manufacturer’s warranty, on top of your statutory rights. Keep your invoice as proof of purchase and contact us if you ever need to make a claim — we’ll help you through it.
Our team is happy to help. Use the contact button below and we’ll personally help you choose the right gear or part.
Measure your head circumference about one centimetre above your eyebrows and compare it with the size chart on this page. Between sizes? Choose the smaller one — the padding beds in with use.
Yes — it’s tested and approved to the current ECE 22.06 standard and road-legal across the EU.
Most of our touring and sport helmets are Pinlock-ready and many include the insert. Check the ‘What’s in the box’ section on this page for this model.
Yes — the cheek pads are channelled so the arms of your glasses slide in comfortably.
Take out the washable lining and hand-wash it in lukewarm water. Clean the shell and visor with a soft cloth and water only — never solvents.
Our team will personally help you choose the right gear or part — around 24h for a reply.