{"product_id":"shimano-grx-rx820-1x12s-disc-groupset","title":"Shimano GRX RX820 1x12S Disc groupset","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-(--header-height)\" dir=\"auto\" data-turn-id=\"120ff5b9-12a2-46fe-98c3-9b7ebf1d8ef8\" data-testid=\"conversation-turn-19\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:5c120054-edae-42d3-98aa-0956e61c5cd6-9\" data-testid=\"conversation-turn-20\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"a445fdb5-dfee-4917-805c-424679794c4d\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"41\"\u003e\u003cstrong data-start=\"0\" data-end=\"41\"\u003eShimano GRX RX820 1x12-Speed Groupset\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"43\" data-end=\"272\"\u003eMechanical 1x12-speed gravel drivetrain designed for reliability, control, and comfort on mixed terrain. Built specifically for gravel riding, offering stable shifting, strong braking, and ergonomic performance in all conditions.\u003c\/p\u003e\n\u003cul data-start=\"274\" data-end=\"544\"\u003e\n\u003cli data-section-id=\"e0qlqe\" data-start=\"274\" data-end=\"315\"\u003e\n\u003cp data-start=\"276\" data-end=\"315\"\u003e1x12-speed mechanical shifting system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jubqgn\" data-start=\"316\" data-end=\"357\"\u003e\n\u003cp data-start=\"318\" data-end=\"357\"\u003eOptimized for gravel and off-road use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"7gobrk\" data-start=\"358\" data-end=\"414\"\u003e\n\u003cp data-start=\"360\" data-end=\"414\"\u003eIncreased chain stability with integrated stabilizer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r4m3hb\" data-start=\"415\" data-end=\"448\"\u003e\n\u003cp data-start=\"417\" data-end=\"448\"\u003eHydraulic disc braking system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"67796f\" data-start=\"449\" data-end=\"494\"\u003e\n\u003cp data-start=\"451\" data-end=\"494\"\u003eCompatible with 10-45T \/ 10-51T cassettes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1du9mtm\" data-start=\"495\" data-end=\"544\"\u003e\n\u003cp data-start=\"497\" data-end=\"544\"\u003eErgonomic GRX lever design for better control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"546\" data-end=\"549\"\u003e\n\u003cp data-start=\"551\" data-end=\"564\"\u003e\u003cstrong data-start=\"551\" data-end=\"564\"\u003eIncluded:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"566\" data-end=\"926\"\u003e\n\u003cli data-section-id=\"1ax0lrt\" data-start=\"566\" data-end=\"625\"\u003e\n\u003cp data-start=\"568\" data-end=\"625\"\u003eShimano XT CS-M8100 12-speed cassette (Micro Spline) ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nex8y7\" data-start=\"626\" data-end=\"675\"\u003e\n\u003cp data-start=\"628\" data-end=\"675\"\u003eShimano GRX FC-RX820-1 1x12-speed crankset ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dp49ip\" data-start=\"676\" data-end=\"714\"\u003e\n\u003cp data-start=\"678\" data-end=\"714\"\u003eShimano CN-M8100 12-speed chain ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"crow02\" data-start=\"715\" data-end=\"762\"\u003e\n\u003cp data-start=\"717\" data-end=\"762\"\u003eShimano GRX RD-RX822-SGS rear derailleur ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rilkjf\" data-start=\"763\" data-end=\"822\"\u003e\n\u003cp data-start=\"765\" data-end=\"822\"\u003eShimano GRX BL-RX820-L left lever + BR-RX820 caliper ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1deumzb\" data-start=\"823\" data-end=\"883\"\u003e\n\u003cp data-start=\"825\" data-end=\"883\"\u003eShimano GRX ST-RX820-R right lever + BR-RX820 caliper ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"w1indh\" data-start=\"884\" data-end=\"926\"\u003e\n\u003cp data-start=\"886\" data-end=\"926\"\u003eShimano RT-MT800 160 mm disc rotors ×2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Shimano","offers":[{"title":"Crankset: 170mm - 40","offer_id":43811539353674,"sku":null,"price":1360.98,"currency_code":"AUD","in_stock":true},{"title":"Crankset: 170mm - 42","offer_id":43811539386442,"sku":null,"price":1360.98,"currency_code":"AUD","in_stock":true},{"title":"Crankset: 172.5mm - 40","offer_id":43811539419210,"sku":null,"price":1360.98,"currency_code":"AUD","in_stock":true},{"title":"Crankset: 172.5mm - 42","offer_id":43811539451978,"sku":null,"price":1360.98,"currency_code":"AUD","in_stock":true},{"title":"Crankset: 175mm - 40","offer_id":43811539484746,"sku":null,"price":1360.98,"currency_code":"AUD","in_stock":true},{"title":"Crankset: 175mm - 42","offer_id":43811539517514,"sku":null,"price":1360.98,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/5544\/7882\/files\/bg_20260108-043134.jpg?v=1784184425","url":"https:\/\/novasportsbikes.store\/products\/shimano-grx-rx820-1x12s-disc-groupset","provider":"Nova Sports Bikes","version":"1.0","type":"link"}