{"product_id":"shimano-grx-st-rx600-schalt-bremshebel-links-2-fach-inkl-br-rx400-bremssattel-900-mm-leitung","title":"Shimano GRX ST-RX600 Shift\/Brake Lever Left | 2-speed | incl. BR-RX400 Caliper | 900 mm Hose","description":"\u003cp\u003e\u003cstrong\u003eControlled Gravel Braking Performance with 2x Shifting Comfort.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eShimano GRX ST-RX600 \/ BR-RX400 Set\u003c\/strong\u003e combines a \u003cstrong\u003eleft 2-speed STI shift\/brake lever\u003c\/strong\u003e with a powerful \u003cstrong\u003eBR-RX400 Flat-Mount caliper\u003c\/strong\u003e and is specially designed for \u003cstrong\u003egravel, all-road, and road bikes\u003c\/strong\u003e. This gives you precise 2-speed shifting and powerful, finely modulated disc braking at the front wheel in one package.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eST-RX600 brake\/shift lever\u003c\/strong\u003e features ergonomic GRX feel with plenty of control in both the tops and drops – ideal on gravel, descents, and long tours. The \u003cstrong\u003ereach can be individually adjusted with a tool\u003c\/strong\u003e, so even smaller hands can grip securely. The integrated shift lever reliably controls your \u003cstrong\u003e2-speed GRX or road bike setup\u003c\/strong\u003e at the front derailleur.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eBR-RX400 caliper\u003c\/strong\u003e with \u003cstrong\u003e2 pistons\u003c\/strong\u003e is made of robust aluminum and is mounted via \u003cstrong\u003eFlat-Mount\u003c\/strong\u003e to the frame or fork – the standard for modern gravel and road bikes. The pre-assembled \u003cstrong\u003eSM-BH90-JK-SSR brake hose (approx. 900 mm)\u003c\/strong\u003e is already filled, but the STI is not yet connected – perfect if you want to cleanly shorten the hose and route it individually.\u003c\/p\u003e\n\u003cp\u003eThe set includes \u003cstrong\u003eL03A Resin pads with cooling fins\u003c\/strong\u003e, which ensure quiet braking, good wet braking performance, and improved heat management. Shimano recommends combining them with SM-RT64 brake rotors, but the set is compatible with many Centerlock rotors of the appropriate size.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eHighlights:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Front Set:\u003c\/strong\u003e left 2-speed GRX STI + Flat-Mount caliper with pre-assembled hose for the front wheel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravel-specific Ergonomics:\u003c\/strong\u003e secure grip on loose ground thanks to GRX lever geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful Disc Brake:\u003c\/strong\u003e 2-piston BR-RX400 caliper made of aluminum, tuned for gravel\/all-road use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-assembled Hydraulics:\u003c\/strong\u003e system filled, SM-BH90 brake hose approx. 900 mm – STI not yet connected for individual length adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL03A Resin Pads with Cooling Fins:\u003c\/strong\u003e quiet braking power with optimized heat management.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Data:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Shimano\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e GRX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ST-RX600 \/ BR-RX400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front wheel (FW), left lever\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArea of Use:\u003c\/strong\u003e Gravel, Road, Cyclocross, All-Road\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Shifting Speeds:\u003c\/strong\u003e 2-speed (front derailleur control)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Type:\u003c\/strong\u003e hydraulic disc brake\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Lever:\u003c\/strong\u003e ST-RX600, Dropbar STI, 2-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReach Adjustment:\u003c\/strong\u003e integrated, adjustable with tool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Lever Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliper:\u003c\/strong\u003e BR-RX400, Flat-Mount, 2 pistons, Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Hose:\u003c\/strong\u003e SM-BH90-JK-SSR, approx. 900 mm, pre-assembled \u0026amp; filled (STI not connected)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePads:\u003c\/strong\u003e L03A Resin with cooling fins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Brake Rotor:\u003c\/strong\u003e SM-RT64 (Centerlock, appropriate size)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSERVO-WAVE:\u003c\/strong\u003e no\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Free Stroke:\u003c\/strong\u003e no\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Disc Brake (hydraulic, Road\/Gravel)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eScope of Delivery:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Shimano GRX ST-RX600 Shift\/Brake Lever left | 2-speed\u003c\/li\u003e\n\u003cli\u003e1 x Shimano BR-RX400 Caliper | Flat-Mount | 2-Piston\u003c\/li\u003e\n\u003cli\u003e1 x SM-BH90-JK-SSR Brake Hose, approx. 900 mm, \u003cstrong\u003eSystem filled, STI not connected\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 x Pair of Shimano L03A Resin Brake Pads with Cooling Fins (pre-assembled)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca rel=\"noopener\" title=\"What is workshop packaging - RAAAD.de\" href=\"https:\/\/raaad.de\/pages\/was-ist-eine-werkstattverpackung\" target=\"_blank\"\u003e\u003cspan\u003eWorkshop packaging\u003c\/span\u003e\u003c\/a\u003e (without additional attachments such as brake rotors or screws)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Article No.:\u003c\/strong\u003e IRX4001DLF6SC100A | \u003cstrong\u003eEAN:\u003c\/strong\u003e 4550170449919\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe GRX ST-RX600 \/ BR-RX400 Set is the ideal solution if you want to upgrade your gravel or road bike to a powerful, hydraulic disc brake with 2-speed STI control at the front.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":56694919790857,"sku":"D7C5","price":119.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/3099\/6134\/files\/shimano-grx-st-rx600-schalt-bremshebel-links-2-fach-inkl-br-rx400-bremssattel-900-mm-leitung-6964506.webp?v=1766356751","url":"https:\/\/www.raaad.com\/products\/shimano-grx-st-rx600-schalt-bremshebel-links-2-fach-inkl-br-rx400-bremssattel-900-mm-leitung","provider":"RAAAD.de","version":"1.0","type":"link"}