{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"26c3fc9e8e1e","name":"HONDA CRF 250R 2020-2021 GRADE A 78.97mm GP RACERS CHOICE 14.1:1","sku":"V.4518B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":356.32,"formatted":"£356.32"},"summary":"GP Racers Choice forged piston with exclusive T-bridge inspired by F1. Special racing profile to maximize compression without any loss of reliability. Vertex four-stroke pistons are forged from the highest quality 2618 aluminum alloy, perfectly suited to handle the rigors and high pressures of today's modern four-stroke engines. Every Vertex piston utilizes a unique Molybdenum Disulphide MOS2 coating on the piston skirt. Unique piston profiles and compression ratios are offered in A, B, C and D sizes. This variation in sizing, a mere 0.01mm, allows the piston to be perfectly sized to the cylinder for maximizing power and performance while reducing blow-by and oil consumption. Grade A. 78.97mm. 14.1:1 compression.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2020-grade-a-78.97mm-gp-racers-choice-10456-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2020-grade-a-78.97mm-gp-racers-choice-10456-p.jpg"],"description":"GP Racers Choice forged piston with exclusive T-bridge inspired by F1. Special racing profile to maximize compression without any loss of reliability. Vertex four-stroke pistons are forged from the highest quality 2618 aluminum alloy, perfectly suited to handle the rigors and high pressures of today's modern four-stroke engines. Every Vertex piston utilizes a unique Molybdenum Disulphide MOS2 coating on the piston skirt. Unique piston profiles and compression ratios are offered in A, B, C and D sizes. This variation in sizing, a mere 0.01mm, allows the piston to be perfectly sized to the cylinder for maximizing power and performance while reducing blow-by and oil consumption. Grade A. 78.97mm. 14.1:1 compression.","descriptionMarkdown":"### Vertex GP Racers Choice Forged Piston\n\nThe Vertex GP Racers Choice piston is engineered for riders who demand maximum power and professional-grade performance from their four-stroke engine. Designed with an exclusive T-bridge architecture inspired by Formula 1 technology, this piston features a specialized racing profile that optimizes compression ratios without compromising engine reliability.\n\nForged from high-quality 2618 aluminum alloy, this piston is built to withstand the extreme pressures and intense operational demands of modern high-performance engines. To ensure longevity and smooth operation, each piston is finished with a Molybdenum Disulphide (MOS2) coating on the skirt, which significantly reduces friction, assists in the break-in process, and minimizes premature wear.\n\n### Key Features\n\n \n- Advanced Construction: Forged from premium 2618 aluminum alloy for superior strength and durability under high-stress conditions.\n \n- F1 Inspired Design: Utilizes an exclusive T-bridge design to enhance structural integrity and racing performance.\n \n- Optimized Compression: Specifically profiled to maximize compression ratios while maintaining consistent engine reliability.\n \n- Reduced Friction: Integrated Molybdenum Disulphide (MOS2) skirt coating helps reduce wear and improves break-in efficiency.\n \n- Precision Engineering: Manufactured to exacting standards to ensure a perfect fit, reduced blow-by, and lower oil consumption.\n \n- Grade A Specification: Precision-sized for optimal cylinder wall clearance and peak power output.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-250r-2020-2021-grade-a-7897mm-gp-racers-choice-1411","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/26c3fc9e8e1e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/26c3fc9e8e1e: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."]}}