{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"95dc8be5f04c","name":"METZELER 90/90-21M/C 54T KAROO 4 FR TL M+S [F]","sku":"909021MZ0EIOHT","brand":"Metzeler","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":5,"price":{"amount":128.63,"formatted":"£128.63"},"promoCodesAllowed":false,"summary":"METZELER 90/90-21M/C 54T KAROO 4 FRONT TL M+S tyre.","attributes":[{"label":"Vehicle Type","value":"Motorcycle"},{"label":"Vehicle Subtype","value":"Enduro"},{"label":"GRP","value":"9K"},{"label":"Section","value":"90"},{"label":"Profile","value":"90"},{"label":"Rim","value":"21"},{"label":"Speed","value":"T"},{"label":"Tyre Pattern","value":"KAROO 4 FRONT"},{"label":"Tyre Type","value":"D"},{"label":"Tyre Type Info","value":"Directional"}],"image":null,"images":[],"description":"METZELER 90/90-21M/C 54T KAROO 4 FRONT TL M+S tyre.","descriptionMarkdown":"### Metzeler Karoo 4 Front Adventure Motorcycle Tyre\n\nThe Metzeler Karoo 4 is a high-performance adventure motorcycle tyre designed for riders who demand versatility across both on-road and off-road environments. As the successor to the acclaimed Karoo 3, this tyre features an evolution of the patented tread pattern, engineered to provide superior traction on loose dirt and mud while maintaining excellent handling and stability on asphalt.\n\nBuilt for the modern adventure bike, the Karoo 4 is categorized as a Mud and Snow (M+S) tyre, ensuring reliable performance in varying weather conditions. Its robust construction and directional tread pattern facilitate efficient self-cleaning, preventing mud and debris from building up during intensive off-road riding.\n\n### Key Features\n\n \n- Optimized Tread Pattern: The advanced knob design delivers enhanced traction in off-road conditions and improved contact patch consistency on dry roads.\n \n- Mud and Snow Rated: Engineered to handle diverse terrain and unpredictable weather, the M+S designation provides confidence for all-season adventure touring.\n \n- Superior Durability: The tyre compound is formulated for high abrasion resistance, ensuring long-lasting performance even under the stresses of dual-sport adventure riding.\n \n- Enhanced Wet Performance: The tread design is optimized for effective water evacuation, increasing safety and grip when riding in wet conditions.\n \n- Stable Handling: Engineered to offer precise steering response and high-speed stability, making it an ideal choice for long-distance adventure travel.\n\n### Technical Specifications\n\n \n- Tyre Size: 90/90-21\n \n- Position: Front\n \n- Speed Rating: T\n \n- Type: TL (Tubeless)\n \n- Category: Enduro / Adventure","weightGrams":null,"fitments":[],"collections":[{"name":"Motorcycle","url":"https://www.2brosparts.com/api/agent/collection/GB/motorcycle"},{"name":"Enduro","url":"https://www.2brosparts.com/api/agent/collection/GB/enduro"},{"name":"Tyres","url":"https://www.2brosparts.com/api/agent/collection/GB/tyres"}],"links":{"page":"https://www.2brosparts.com/products/metzeler-9090-21mc-54t-karoo-4-fr-tl-ms-f-x5fjd","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/95dc8be5f04c:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/95dc8be5f04c: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."]}}