{"product_id":"shimano-ultegra-di2-st-r8170-left-shift-brake-lever-hydraulic","title":"Shimano Ultegra Di2 ST-R8170 Left Shift\/Brake Lever Hydraulic","description":"\u003cp\u003eShimano Ultegra ST-R8170-L Di2 Left Shifter\/Disc Brake Lever – Wireless Precision, Pro-Level Control\n\u003cbr\u003eBuilt for seamless front shifting and high-performance braking, the Shimano Ultegra ST-R8170-L brings next-gen Di2 wireless technology and refined modulation to your left-hand controls.\n\u003cbr\u003eAs part of Shimano’s 12-speed ULTEGRA R8100 series, this left-side Dual Control Lever offers ultra-fast, wireless Di2 front shifting in a sleek, aerodynamic package. SERVO WAVE action delivers rapid pad engagement followed by smooth, progressive braking—perfect for confident cornering and steep descents.\n\u003cbr\u003eWith input from pro riders, the hood profile has been raised and reshaped for enhanced grip and ergonomic comfort, no matter your riding style. It's also compatible with SD300 satellite shifters and customisable via the Shimano E-Tube Project App for tailored performance and setup flexibility.\n\u003cbr\u003eKey Features:\u003c\/p\u003e\n\n\u003cp\u003eLeft-hand 12-speed Dual Control Lever for Di2 front shifting and hydraulic disc braking\n\u003cbr\u003eWireless Di2 connectivity ensures fast, clean, and reliable performance\n\u003cbr\u003eSERVO WAVE technology provides quick pad contact and controlled brake modulation\n\u003cbr\u003eErgonomic lever design with raised hood peak for improved grip and comfort\n\u003cbr\u003eCompatible with Shimano E-Tube Project App for personalisation and firmware updates\n\u003cbr\u003eSupports SD300 satellite shifter integration for cockpit customisation\n\u003cbr\u003eUses Shimano Mineral Oil with funnel bleed compatibility\n\u003cbr\u003eLong-lasting CR1632 coin cell battery offers 1.5–2 years of typical use\n\u003cbr\u003eReach and free stroke adjust for a tailored fit\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\n\n\u003cp\u003eModel: ST-R8170-L (Left Side Only)\n\u003cbr\u003eSeries: Shimano ULTEGRA R8100\n\u003cbr\u003eSpeeds: 12-speed (front shifting)\n\u003cbr\u003eShifter Type: Dual Control Lever (Di2 Electronic)\n\u003cbr\u003eBrake Compatibility: Hydraulic disc, recommended with BR-R8170 caliper\n\u003cbr\u003eBrake Hose: SM-BH90-JK-SSR (straight joint, black)\n\u003cbr\u003eOil Type: Shimano Mineral\n\u003cbr\u003eClamp Diameter: 23.8–24.2 mm\n\u003cbr\u003eConnectivity: Wireless and wired Di2\n\u003cbr\u003eSatellite Shifter Ports: 1x SD300\n\u003cbr\u003eSD300 Port Count: 1\n\u003cbr\u003eBattery: CR1632 (user-replaceable)\n\u003cbr\u003eFirmware Updates: Via Shimano E-Tube Project\n\u003cbr\u003eReach Adjust: Yes (with bolt)\n\u003cbr\u003eFree Stroke Adjust: Yes\n\u003cbr\u003eAverage Weight: Approx. 195 g (left side only; total pair weight: 391 g)\n\u003cbr\u003eFunnel Bleed Compatible: Yes\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":45349441077357,"sku":"ISTR8170LF","price":563.99,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9436\/9389\/files\/Shimano_Ultegra_Di2_ST-R8170_Left_Shift_Brake_Lever_Hydraulic__26151.1745455819.jpg?v=1781695763","url":"https:\/\/alchemycycletrader.com.au\/products\/shimano-ultegra-di2-st-r8170-left-shift-brake-lever-hydraulic","provider":"Alchemy Cycle Trader","version":"1.0","type":"link"}