{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"42cddddbfd5c","name":"HEIDENAU 4.00-19M/C 71P K37 RF TT SIO2 M+S [R]","sku":"40019HN02OJ8P","brand":"Heidenau","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":96.37,"formatted":"£96.37"},"promoCodesAllowed":false,"summary":"HEIDENAU 4.00-19M/C 71P K37 RF TT SIO2 M+S [R] is a winter tyre. It features extra load capability and a Run Flat capability.","attributes":[{"label":"Vehicle Type","value":"Motorcycle"},{"label":"Vehicle Subtype","value":"Trail Street / A/T"},{"label":"GRP","value":"9J"},{"label":"Winter Tyre","value":"true"},{"label":"Section","value":"4"},{"label":"Profile","value":"."},{"label":"Rim","value":"19"},{"label":"Speed","value":"P"},{"label":"Tyre Pattern","value":"K37"},{"label":"Tyre Type","value":"N"},{"label":"Tyre Type Info","value":"Normal"}],"image":"https://b69270dd6ab1.blob.upstash.io/biketyrestore/40019HN02OJ8P.jpg?v=%22e9b83569cbe6a75bde674cb713f7fad7%22","images":["https://b69270dd6ab1.blob.upstash.io/biketyrestore/40019HN02OJ8P.jpg?v=%22e9b83569cbe6a75bde674cb713f7fad7%22"],"description":"HEIDENAU 4.00-19M/C 71P K37 RF TT SIO2 M+S [R] is a winter tyre. It features extra load capability and a Run Flat capability.","descriptionMarkdown":"### Heidenau K37 Winter Motorcycle Tyre\n\nThe Heidenau K37 is a high-performance tyre specifically engineered for riders who require reliable grip and stability during colder months. Featuring a robust construction and a specialised winter compound, this tyre is designed to handle challenging road conditions with ease.\n\nThe K37 pattern incorporates the latest silica-based (Si02) rubber technology, which remains flexible in low temperatures to provide superior traction on cold, damp, or slippery surfaces. Classified as an M+S (Mud and Snow) tyre, it offers the versatility needed for various year-round riding applications, particularly for classic and vintage motorcycles.\n\n### Key Features\n\n \n- Winter Compound: Advanced Si02 silica formula ensures optimal grip in cold weather conditions.\n \n- M+S Rated: Certified for Mud and Snow, providing enhanced safety and handling in adverse weather.\n \n- Extra Load Construction: Reinforced carcass design offers improved durability and weight-carrying capacity.\n \n- Classic Tread Pattern: The K37 tread design provides excellent water displacement and a reliable contact patch.\n \n- Technical Specifications: 4.00-19 tyre size with a P speed rating, suitable for a 19-inch rim.\n \n- Type: Tube Type (TT) construction.\n\nWhether you are navigating winter commutes or looking for a durable tyre for your motorcycle, the Heidenau K37 delivers the stability and confidence required for consistent performance in winter environments.","weightGrams":null,"fitments":[],"collections":[{"name":"Motorcycle","url":"https://www.2brosparts.com/api/agent/collection/GB/motorcycle"},{"name":"Trail Street / A/T","url":"https://www.2brosparts.com/api/agent/collection/GB/trail-street-at"},{"name":"Tyres","url":"https://www.2brosparts.com/api/agent/collection/GB/tyres"}],"links":{"page":"https://www.2brosparts.com/products/heidenau-400-19mc-71p-k37-rf-tt-sio2-ms-r","buyOneNow":null,"basketWithThis":null}},"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."]}}