{"product_id":"sram-red-xg-1290-e1-cassette-10-28t-10-30t-10-33t-10-36t-options","title":"SRAM RED XG‑1290 E1 Cassette (10-28T, 10-30T, 10-33T, 10-36T options)","description":"\u003cp\u003eThe \u003cstrong\u003eSRAM RED XG‑1290 E1 cassette\u003c\/strong\u003e represents the pinnacle of road bike gearing, combining ultra‑lightweight construction, precise electronic shifting, and a wide range of gearing options tailored to modern racing and all‑road riding. Designed specifically to complement \u003cstrong\u003eSRAM RED AXS\u003c\/strong\u003e electronic drivetrains, this cassette delivers fast, smooth shifts while keeping riders perfectly positioned in the right gear when it matters most.\u003c\/p\u003e\u003cdiv\u003e\n\u003cp\u003eThe RED XG‑1290 cassette is commonly fitted during \u003cstrong\u003ehigh‑end road bike builds, drivetrain upgrades, and professional bicycle servicing.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWide Gear Range with Refined Progression\u003c\/h3\u003e\n\u003cp\u003eThe RED XG‑1290 E1 cassette eliminates the need to choose between tight gear steps and wide range—you get both. SRAM carefully engineered tooth profiles and spacing to maintain smooth cadence control while offering gearing options for steep climbs, rolling terrain, and high‑speed racing.\u003c\/p\u003e\n\u003cp\u003eCassette options include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10–28T\u003c\/strong\u003e for traditional road racing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10–30T\u003c\/strong\u003e for versatile performance builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10–33T\u003c\/strong\u003e for endurance and hilly routes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10–36T\u003c\/strong\u003e for modern all‑road and climbing‑focused setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor the first time, \u003cstrong\u003e10–30T and 10–36T\u003c\/strong\u003e options are available at the RED level, giving riders more flexibility when configuring a race or endurance machine.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eOptimised for Electronic SRAM AXS Shifting\u003c\/h3\u003e\n\u003cp\u003eEvery cog on the RED XG‑1290 E1 cassette features \u003cstrong\u003esecure, precisely shaped shift ramps\u003c\/strong\u003e designed exclusively for electronic shifting. This ensures quick, reliable gear changes even under heavy load, whether sprinting, climbing out of the saddle, or making fine cadence adjustments in a fast group.\u003c\/p\u003e\n\u003cp\u003eOn the 10–28T, 10–30T, and 10–33T versions, at least \u003cstrong\u003efive consecutive one‑tooth jumps\u003c\/strong\u003e provide exceptionally smooth transitions between gears, helping riders maintain rhythm and efficiency.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eUltra‑Light X‑DOME One‑Piece Construction\u003c\/h3\u003e\n\u003cp\u003eThe cassette uses SRAM’s signature \u003cstrong\u003eX‑DOME design\u003c\/strong\u003e, machined from a single block of hardened steel. This one‑piece construction delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExceptional strength and durability\u003c\/li\u003e\n\u003cli\u003eReduced weight compared to multi‑piece designs\u003c\/li\u003e\n\u003cli\u003eConsistent shifting accuracy over long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is one of the lightest and most durable road cassettes available, ideal for elite racing and high‑performance endurance riding.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e10‑Tooth Start for Expanded Gear Range\u003c\/h3\u003e\n\u003cp\u003eFeaturing a \u003cstrong\u003e10‑tooth smallest sprocket\u003c\/strong\u003e, the RED XG‑1290 cassette expands overall range without requiring oversized chainrings. This allows riders to maintain high top‑end speed while still benefiting from low climbing gears—especially valuable on Queensland’s varied road profiles.\u003c\/p\u003e\n\u003cp\u003eThe cassette requires an \u003cstrong\u003eXDR driver body\u003c\/strong\u003e, standard across modern SRAM road hub systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eIdeal for Professional Bike Builds and Servicing\u003c\/h3\u003e\n\u003cp\u003eThe RED XG‑1290 cassette is frequently specified during:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSRAM RED AXS drivetrain upgrades\u003c\/li\u003e\n\u003cli\u003eLightweight race bike builds\u003c\/li\u003e\n\u003cli\u003eEndurance and gran fondo setup optimisation\u003c\/li\u003e\n\u003cli\u003eProfessional bike fitting and gearing selection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrisbane bicycle service centres value its durability, low weight, and flawless integration with SRAM AXS components.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e SRAM RED XG‑1290 E1 Cassette\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel ID:\u003c\/strong\u003e CS‑XG‑1290‑E1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeeds:\u003c\/strong\u003e 12‑speed road\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCassette Options:\u003c\/strong\u003e 10–28T, 10–30T, 10–33T, 10–36T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDriver Body:\u003c\/strong\u003e XDR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e One‑piece machined steel X‑DOME\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShifting:\u003c\/strong\u003e Optimised for electronic SRAM AXS drivetrains\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal Riding Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRoad racing and criteriums\u003c\/li\u003e\n\u003cli\u003eEndurance and gran fondo riding\u003c\/li\u003e\n\u003cli\u003eHilly and mountainous routes\u003c\/li\u003e\n\u003cli\u003eAll‑road performance builds\u003c\/li\u003e\n\u003cli\u003eRiders demanding lightweight, precise gearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"SRAM","offers":[{"title":"10-28T","offer_id":47257161269419,"sku":null,"price":735.9,"currency_code":"AUD","in_stock":true},{"title":"10-30T","offer_id":47257161302187,"sku":null,"price":735.9,"currency_code":"AUD","in_stock":true},{"title":"10-33T","offer_id":47257161334955,"sku":null,"price":765.9,"currency_code":"AUD","in_stock":true},{"title":"10-36T","offer_id":47257161367723,"sku":null,"price":765.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6402\/5771\/files\/5692134530.png?v=1782021860","url":"https:\/\/pedalpassion.cc\/products\/sram-red-xg-1290-e1-cassette-10-28t-10-30t-10-33t-10-36t-options","provider":"My Store","version":"1.0","type":"link"}