{"product_id":"capteur-de-puissance-4iiii-shimano-ultegra-r8100-manivelle-gauche","title":"Shimano Ultegra R8100 4iiii Power Meter (Left Crank)","description":"\u003cdiv\u003eThe \u003cspan style=\"font-weight: bold;\"\u003eShimano Ultegra R8100 4iiii Power Meter\u003c\/span\u003e transforms the left crank into a precise, dependable training tool for riders focused on measurable performance.\u0026nbsp;\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-weight: bold;\"\u003eKey Features:\u003c\/span\u003e\u003c\/div\u003e\u003cul\u003e\u003cli\u003e4iiii patented 3D measurement technology delivers consistent power data while riding.\u003c\/li\u003e\u003cli\u003e±1% accuracy provides precise wattage readings for structured training and performance tracking.\u003c\/li\u003e\u003cli\u003e0–4000 W power range covers everything from endurance riding to high-intensity efforts.\u003c\/li\u003e\u003cli\u003e30–170 rpm cadence range provides real-time pedaling data alongside power output.\u003c\/li\u003e\u003cli\u003eUp to 800 hours of battery life supports extended training between battery changes.\u003c\/li\u003e\u003cli\u003eCR2032 coin-cell battery makes power meter maintenance straightforward.\u003c\/li\u003e\u003cli\u003eANT+ and Bluetooth connectivity works with compatible cycling computers, trainers, and devices.\u003c\/li\u003e\u003cli\u003eLED status indicator provides a quick visual check of the power meter.\u003c\/li\u003e\u003cli\u003eIPX7 waterproof rating helps protect the unit during wet riding conditions.\u003c\/li\u003e\u003cli\u003e5.5 mm height keeps the power meter profile compact on the left crank.\u003c\/li\u003e\u003cli\u003eCompatible with Apple Find My, Zwift, TrainerRoad, SYSTM, and other supported platforms.\u003c\/li\u003e\u003cli\u003eOperating temperature range of 0–50°C supports use across varied riding environments.\u003c\/li\u003e\u003c\/ul\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-weight: bold;\"\u003eWho is it for?\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003eFor road cyclists, triathletes, and performance-focused riders who want accurate power and cadence data for training, racing, and indoor workouts.\u003c\/div\u003e","brand":"4Iiii","offers":[{"title":"175 mm","offer_id":43984857923699,"sku":"4iiii-R8100-G-175","price":619.99,"currency_code":"CAD","in_stock":false},{"title":"172.5 mm","offer_id":44113258807411,"sku":"4iiii-R8100-G-172","price":619.99,"currency_code":"CAD","in_stock":false},{"title":"170 mm","offer_id":43935475433587,"sku":"4iiii-R8100-G-170","price":619.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3223\/0003\/files\/capteur_de_puissance_4_iiii_shimano_ultegra_r_8100_manivelle_gauche_01.jpg?v=1791392658","url":"https:\/\/www.bicyclesquilicot.com\/en\/products\/shimano-ultegra-r8100-4iiii-power-meter-left-crank","provider":"Bicycles Quilicot","version":"1.0","type":"link"}