{"product_id":"f43-cmx-tune-tool-free-lsc-220-mm-travel-ventus-one","title":"Sirris F43 CMX Fork for Ventus One+ | 220mm Travel","description":"\u003cp\u003eThis Ventus One+ fork upgrade is the Sirris F43 CMX for the Ventus One+, with 220mm of travel and a closed cartridge that holds its damping on long, rough days. Compression adjusts by hand at the top of the leg.\u003c\/p\u003e\u003ch2\u003eSpecs:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e220mm travel, upside down architecture - full-size MX layout on a lightweight E-moto chassis.\u003c\/li\u003e\n\u003cli\u003e43mm stanchions in high tensile steel with hard chrome - stiff legs that track straight under braking.\u003c\/li\u003e\n\u003cli\u003eSeamless 7050 aluminum outer tubes and damper bodies, type 3 hard anodized - resists scratches and wear.\u003c\/li\u003e\n\u003cli\u003e775mm free length; the optional drop clamp adds 25mm - room for a 21 inch front wheel conversion.\u003c\/li\u003e\n\u003cli\u003e178mm fork spacing - clears dirt or street tires.\u003c\/li\u003e\n\u003cli\u003eSymmetrical closed cartridge damping with dual oil circuits - lubrication and damping oil stay separate, so the feel stays consistent lap after lap.\u003c\/li\u003e\n\u003cli\u003eHydraulic bump stop - controls bottoming on big hits without giving up stroke.\u003c\/li\u003e\n\u003cli\u003eTool-free external compression adjuster; rebound adjusts with a tool - dial it in at the trail.\u003c\/li\u003e\n\u003cli\u003eBillet 6061 aluminum triple clamps, type 2 anodized; seamless 7050 aluminum steer tube.\u003c\/li\u003e\n\u003cli\u003eMotorcycle-style top cap - sets steering bearing tension more consistently.\u003c\/li\u003e\n\u003cli\u003eNOK MX seals, Daido MX bushings, 210 degree high impact PP guards.\u003c\/li\u003e\n\u003cli\u003e4kg per leg.\u003c\/li\u003e\n\u003cli\u003eClamp options: Standard clamp in black or blue, or the drop clamp in black.\u003c\/li\u003e\n\u003cli\u003eSpring rates for the Ventus One+: Medium 3.6\/3.6, Heavy 4.0\/3.6 (left \/ right) - sized to this bike, not a one-rate fork.\u003c\/li\u003e\n\u003cli\u003eSirris part family 430-99-023.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFits the Ventus One+:\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eVentus One+\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSirris F43 Fork FAQ\u003c\/h2\u003e\u003ch3\u003eWhich spring rate do I pick for the Ventus One+?\u003c\/h3\u003e\u003cp\u003ePick by rider weight without gear; 15 pounds of gear is already built into the ranges. Medium covers 140 to 180 pounds with 3.6\/3.6 springs. Heavy covers 180 to 220 pounds with 4.0\/3.6 springs. Rates are listed left side \/ right side.\u003c\/p\u003e\u003ch3\u003eCan I keep my stock stem?\u003c\/h3\u003e\u003cp\u003eOnly if it is a 4-bolt direct mount stem. The Sirris steer tube cannot be clamped, so a stem that clamps around the steerer will not work.\u003c\/p\u003e\u003ch3\u003eDo the weight ranges include riding gear?\u003c\/h3\u003e\u003cp\u003eYes. The ranges are your weight without gear, and Sirris has already added 15 pounds of gear into each range. Weigh yourself in street clothes and pick from there.\u003c\/p\u003e\u003ch3\u003eWhich stock parts carry over?\u003c\/h3\u003e\u003cp\u003eYour stock upper steering bearing, split race, and seal stay on the frame. The brake bracket bolts on with M6 bolts at 18 Nm.\u003c\/p\u003e\u003ch3\u003eWhat does CMX tune mean?\u003c\/h3\u003e\u003cp\u003eCMX is Sirris's Compact Motocross Tune. It is the damping setup built for small, light E-motos ridden hard, not a full-size motocross valving shrunk down.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShips from USA!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Charged Powersports","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":60933166727454,"sku":"430-99-023-MED-02-F43-775X220-VENTUS-ONE-BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":60933166760222,"sku":"430-99-023-MED-04-F43-775X220-VENTUS-ONE-BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":60933166792990,"sku":"430-99-023-MED-02-DROP-F43-775X220-VENTUS-ONE-BLACK","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":60933166825758,"sku":"430-99-023-HEAVY-02-F43-775X220-VENTUS-ONE-BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":60933166858526,"sku":"430-99-023-HEAVY-04-F43-775X220-VENTUS-ONE-BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":60933166891294,"sku":"430-99-023-HEAVY-02-DROP-F43-775X220-VENTUS-ONE-BLACK","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7548\/9054\/files\/ventus-one-plus-sirris-f43-cmx-fork-front-view-with-gold-stanchions-and-black.jpg?v=1794246326","url":"https:\/\/factoryz.co\/products\/f43-cmx-tune-tool-free-lsc-220-mm-travel-ventus-one","provider":"FactoryZ","version":"1.0","type":"link"}