{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"c18966d20dc8","name":"REAR SPROCKET ALLOY TM RACING 98-26 RENTHAL ULTRALITE 348U-520-51GPSI SILVER","sku":"SR199-51.REN","brand":"Renthal","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":12,"price":{"amount":52.88,"formatted":"£52.88"},"summary":"Renthal Ultralite rear drive sprocket for TM Racing applications. Features Ultralite series construction and the 348 mounting pattern for TM hubs. This sprocket has 51 teeth for 520-pitch chains. Specifications include a 520 chain pitch, 51 tooth count, 105 mm inner diameter, 9 bolt holes, rear position, part code 348U-520-51GPSI, and a silver finish.","attributes":[{"label":"General Product Group","value":"Chain & Sprockets"},{"label":"General Product Type","value":"Sprockets & Components (Rear)"},{"label":"Variant Id","value":"277611"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR199-51_2EREN/f7a2b13b50967e21.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR199-51_2EREN/f7a2b13b50967e21.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR199-51_2EREN/12f191df064a851b.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/SR199-51_2EREN/9fb7b4665cdcda42.jpg"],"description":"Renthal Ultralite rear drive sprocket for TM Racing applications. Features Ultralite series construction and the 348 mounting pattern for TM hubs. This sprocket has 51 teeth for 520-pitch chains. Specifications include a 520 chain pitch, 51 tooth count, 105 mm inner diameter, 9 bolt holes, rear position, part code 348U-520-51GPSI, and a silver finish.","descriptionMarkdown":"### Renthal Ultralite Rear Sprocket 51 Tooth for TM Racing 520 Pitch - Silver\n\nThis high-performance rear drive sprocket is a Renthal Ultralite series component designed for TM Racing motorcycles. Engineered for durability and weight reduction, this sprocket features a 51-tooth configuration and is compatible with 520-pitch chains. It utilizes the 348 mounting pattern, ensuring a precise fit for TM hubs.\n\n#### Key Features:\n\n\t\n- Renthal Ultralite series construction for reduced weight and enhanced performance.\n\t\n- Designed with a 348 mounting pattern specifically for TM Racing hubs.\n\t\n- 51 teeth provide optimal gearing for a wide range of riding conditions.\n\t\n- Compatible with 520-pitch chains.\n\t\n- Durable silver finish for corrosion resistance and a premium look.\n\n#### Specifications:\n\n\t\n- Chain Pitch: 520\n\t\n- Tooth Count: 51\n\t\n- Inner Diameter: 105 mm\n\t\n- Bolt Holes: 9\n\t\n- Position: Rear\n\t\n- Part Code: 348U-520-51GPSI\n\t\n- Colour: Silver\n\t\n- Material: Alloy","weightGrams":null,"fitments":[{"make":"TM","model":"E 125","cc":null,"notes":null,"years":"1993–1999, 2001–2002"},{"make":"TM","model":"MX 125","cc":null,"notes":null,"years":"1993–1999, 2001–2002"},{"make":"TM","model":"MX 250","cc":null,"notes":null,"years":"1993–2002"},{"make":"TM","model":"MX 80","cc":null,"notes":null,"years":"1993–2000"}],"collections":[{"name":"Chain & Sprockets","url":"https://www.2brosparts.com/api/agent/collection/GB/chain-sprockets"},{"name":"Sprockets & Components (Rear)","url":"https://www.2brosparts.com/api/agent/collection/GB/sprockets-components-rear"}],"links":{"page":"https://www.2brosparts.com/products/rear-sprocket-alloy-tm-racing-98-26-renthal-ultralite-348u-520-51gpsi-silver","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/c18966d20dc8:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/c18966d20dc8:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}