{"product_id":"k-tech-dds-closed-cartridge-kit-aprilia-rsv4","title":"K-Tech DDS Closed Cartridge Kit – Aprilia RSV4\/RF\/1100 Factory (2017–2026) 155-017-010-020","description":"\u003cp\u003eEngineered for riders who demand precision from their Öhlins-forked Aprilia, the K-Tech DDS Closed Cartridge Kit transforms the front-end behaviour of the RSV4 1000 RF (2017–2019) and RSV4 1100 Factory (2019–2026) into something markedly more responsive, composed and consistent. The distinctive K-Tech Direct Damping System heritage is expressed here in every machined detail — a design philosophy refined through years of world-class racing that now finds its way onto road and track alike.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect Damping System (DDS) architecture delivers immediate, linear damping response with none of the lag associated with conventional cartridge designs.\u003c\/li\u003e\n\u003cli\u003e20 mm piston paired with a 31 mm control piston maximises oil flow and damping precision across the full range of fork travel.\u003c\/li\u003e\n\u003cli\u003ePatented anti-cavitation design maintains oil consistency under sustained hard braking and high-frequency track inputs, preventing instability caused by aerated fluid.\u003c\/li\u003e\n\u003cli\u003eAsymmetric system configuration optimises dynamic balance between compression and rebound, tailoring feel to the RSV4's aggressive geometry.\u003c\/li\u003e\n\u003cli\u003ePart number 155-017-010-020 is a direct fitment for Öhlins-forked variants — no modifications required.\u003c\/li\u003e\n\u003cli\u003eFactory-suggested baseline settings allow immediate, informed setup straight from the box, with extensive adjustment range to suit individual rider preference.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDesign, Finish and Heritage\u003c\/h2\u003e\u003cp\u003eK-Tech Suspension has built its reputation on the race paddock floors of British Superbikes, the Isle of Man TT and World Superbike — and that racing provenance is embedded in the DDS Closed Cartridge Kit's design language. The close-tolerance machining, the considered asymmetric layout and the anti-cavitation chamber are not afterthoughts; they are the result of a development programme carried out under the harshest competitive conditions. This is a product that looks and feels like the precision instrument it is, worthy of the Aprilia RSV4's own championship-winning bloodline.\u003c\/p\u003e\u003ch2\u003ePerformance on Road and Track\u003c\/h2\u003e\u003cp\u003eFitting the DDS Closed Cartridge Kit to an RSV4 running the standard Öhlins fork immediately unlocks a level of front-end feedback the original internals cannot match. The 20 mm piston and enlarged 31 mm control piston together allow a greater volume of oil to move freely through the system, translating into a fork that tracks surface irregularities accurately rather than skipping over them. On track, the anti-cavitation patent pays dividends under repeated, late-braking events — oil remains homogeneous and damping curves stay predictable lap after lap. The suggested baseline of 16 compression clicks, 18 rebound clicks and 10 mm preload provides a neutral starting point from which riders and technicians can dial the setup toward their preferred balance of comfort and control.\u003c\/p\u003e\u003ch2\u003eFitment and Compatibility\u003c\/h2\u003e\u003cp\u003eThis kit is designed specifically for Aprilia models equipped with Öhlins forks:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAprilia RSV4 1000 RF — model years 2017, 2018, 2019\u003c\/li\u003e\n\u003cli\u003eAprilia RSV4 1100 Factory — model years 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAlways verify the fork manufacturer on your specific machine before ordering. This kit is not suitable for non-Öhlins fork variants of the RSV4 range.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e155-017-010-020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Series\u003c\/td\u003e\n\u003ctd\u003e36-260\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e708 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOil \/ Air Gap\u003c\/td\u003e\n\u003ctd\u003e185 mm (suggested)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke\u003c\/td\u003e\n\u003ctd\u003e125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompression Clicks\u003c\/td\u003e\n\u003ctd\u003e16 (suggested)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRebound Clicks\u003c\/td\u003e\n\u003ctd\u003e18 (suggested)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePreload\u003c\/td\u003e\n\u003ctd\u003e10 mm (suggested)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"K-Tech","offers":[{"title":"Default Title","offer_id":53168814194954,"sku":"155-017-010-020","price":326400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7831\/0410\/files\/DDS2_6769ed3e-6950-460b-8423-13438ce92e15.png?v=1780816309","url":"https:\/\/inter-pace.com\/en-jp\/products\/k-tech-dds-closed-cartridge-kit-aprilia-rsv4","provider":"Inter-Pace","version":"1.0","type":"link"}