{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"3499425e02d8","name":"Husqvarna CR/WR 125 1988-1991 Grade B 55.97mm","sku":"V.1889B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":145.72,"formatted":"£145.72"},"summary":"Vertex two-stroke pistons are gravity cast from an aluminum alloy with 18% silicon content. Silicon decreases thermal expansion, allowing for tighter tolerances and improved power and performance. It also provides better wear characteristics and prolongs piston life. This is a Grade B piston, 55.97mm.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/husqvarna-cr-wr-125-1988-1991-grade-b-55.97mm-1347-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/husqvarna-cr-wr-125-1988-1991-grade-b-55.97mm-1347-p.jpg"],"description":"Vertex two-stroke pistons are gravity cast from an aluminum alloy with 18% silicon content. Silicon decreases thermal expansion, allowing for tighter tolerances and improved power and performance. It also provides better wear characteristics and prolongs piston life. This is a Grade B piston, 55.97mm.","descriptionMarkdown":"### Vertex Two-Stroke Cast Piston 55.97mm\n\nThe Vertex two-stroke piston is engineered to meet the specific demands of high-performance engines. By utilizing a gravity cast manufacturing process, this piston features an aluminum alloy base with an 18% silicon content. This high-silicon composition is essential for achieving optimal thermal stability and long-term durability in demanding two-stroke applications.\n\n### Key Features\n\n \n- Reduced Thermal Expansion: The high silicon content ensures minimal thermal expansion, allowing the piston to maintain its geometry even at peak operating temperatures. This permits tighter running tolerances compared to forged alternatives.\n \n- Enhanced Performance: Tighter tolerances result in improved engine sealing, leading to better power delivery and overall performance across the rev range.\n \n- Extended Service Life: The advanced alloy construction provides superior wear resistance, significantly extending the lifespan of the piston and reducing skirt wear.\n \n- Reliable Engineering: Designed to minimize rattling and structural stress, providing a stable and reliable component for your engine rebuild.\n \n- Precision Sizing: This piston is machined to a precise 55.97mm diameter, ensuring a consistent fit and reliable operation.\n\nVertex is a world-renowned manufacturer dedicated to producing high-quality pistons that withstand the rigors of competitive and recreational riding. Choosing a Vertex cast piston ensures that your engine is equipped with a component designed for efficiency, longevity, and consistent power output.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/husqvarna-crwr-125-1988-1991-grade-b-5597mm","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/3499425e02d8:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/3499425e02d8:1"}},"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."]}}