{"product_id":"shimano-altus-rd-m310-7-8speed","title":"Shimano Altus RD-M310 7\/8Speed","description":"\u003cp data-path-to-node=\"2\"\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eRefined Shifting. Overbuilt Durability.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003eThe Shimano RD-M310 stands out with its \u003cb data-path-to-node=\"3\" data-index-in-node=\"40\"\u003eWide Link design\u003c\/b\u003e, which increases the rigidity of the derailleur body. This extra stiffness resists flexing during shifts, resulting in a more immediate and accurate response at the cassette. Whether you’re downshifting for a sudden incline or sprinting away from a stoplight, the Altus M310 ensures your chain lands exactly where it needs to be.\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eWhy the RD-M310 is the Right 7\/8Speed Option:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eWide Link Geometry:\u003c\/b\u003e The broadened pivot links increase structural stiffness, reducing \"vague\" shifting and ensuring long-term pivot durability compared to narrower, budget models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eOversized 13\/15Tooth Pulleys:\u003c\/b\u003e Features a massive 15T tension pulley and a 13T guide pulley. These larger wheels reduce chain friction and noise while significantly extending the life of the pulley bearings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eLow-Profile \"Smart\" Design:\u003c\/b\u003e The compact cage and body geometry provide better clearance from trail obstacles, reducing the risk of rock strikes or snagging on debris.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eMegaRange Compatibility:\u003c\/b\u003e Fully optimized for Shimano’s \"MegaRange\" cassettes, easily handling up to a \u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"102\"\u003e34T low gear\u003c\/b\u003e for effortless climbing on steep terrain.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cb data-path-to-node=\"5,4,0\" data-index-in-node=\"0\"\u003eLight Action Spring:\u003c\/b\u003e Engineered with a refined spring tension that reduces the effort required at the shifter, making it an excellent choice for riders who prefer a \"light\" and fast shifting feel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,5,0\"\u003e\u003cb data-path-to-node=\"5,5,0\" data-index-in-node=\"0\"\u003eAll-Metal Primary Construction:\u003c\/b\u003e Built with high-quality alloy and steel components for a robust feel that stays in adjustment even after months of heavy use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eSpeeds:\u003c\/b\u003e 7 \/ 8Speed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eMax Low Sprocket:\u003c\/b\u003e 34T\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eMin Low Sprocket:\u003c\/b\u003e 28T\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eTop Sprocket:\u003c\/b\u003e 11T\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\"\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eTotal Capacity:\u003c\/b\u003e 43T\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,5,0\"\u003e\u003cb data-path-to-node=\"7,5,0\" data-index-in-node=\"0\"\u003eConstruction:\u003c\/b\u003e Aluminum\/Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,6,0\"\u003e\u003cb data-path-to-node=\"7,6,0\" data-index-in-node=\"0\"\u003eWeight:\u003c\/b\u003e Performance Balanced (approx. 310g)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"8\"\u003e\n\u003cp data-path-to-node=\"9,0\"\u003e\u003cb data-path-to-node=\"9,0\" data-index-in-node=\"0\"\u003eThe Alegro Perspective:\u003c\/b\u003e In the shop, we call the RD-M310 the \"Great Reliable.\" If you’re looking to replace a basic Tourney derailleur or a generic unbranded unit, this is the first \"real\" performance jump in the Shimano lineup. The oversized 15T pulley is a game-changer for drivetrain noise. It runs noticeably quieter and smoother than almost anything else in this price bracket. It’s the \"smart money\" choice for a reliable bike build.\u003c\/p\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eCrisp Response. Rugged Reliability. Solve your Drivetrain with Shimano Altus.\u003c\/b\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":48835518824671,"sku":"ERDM310DL","price":45.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/5452\/3103\/files\/260022-01_1.jpg?v=1775743338","url":"https:\/\/alegrocycles.com\/products\/shimano-altus-rd-m310-7-8speed","provider":"Alegro Cycles","version":"1.0","type":"link"}