{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ab130285925b","name":"PISTON KIT VERTEX 97.0 D HONDA TRX 450 04-05, VERTEX 23531D OS +3.00 BIG BORE XL","sku":"23531D","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":244.81,"formatted":"£244.81"},"summary":"Vertex UK piston kit 23531D. Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as STD. Bore size 97.00mm big bore +3.00mm [D 96.99mm]. Replacement parts: Rings 590397000002, Pin 715406, Clips 72067. Cross reference numbers: PISTON 13101-HP1-670, PIN, PISTON 13111-HP1-670, CLIP, PISTON PIN (21MM) 13112-HP1-670, RING SET, PISTON 13011-HP1-305.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"97mm"},{"label":"Variant Id","value":"281596"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock80898_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock80898_1.jpg"],"description":"Vertex UK piston kit 23531D. Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as STD. Bore size 97.00mm big bore +3.00mm [D 96.99mm]. Replacement parts: Rings 590397000002, Pin 715406, Clips 72067. Cross reference numbers: PISTON 13101-HP1-670, PIN, PISTON 13111-HP1-670, CLIP, PISTON PIN (21MM) 13112-HP1-670, RING SET, PISTON 13011-HP1-305.","descriptionMarkdown":"### Vertex Big Bore Piston Kit 97.00mm +3.00mm\n\nThis Vertex Big Bore Piston Kit is designed for high-performance engine builds. Each kit provides a direct replacement for standard pistons and components, ensuring optimal fit and function. Vertex pistons are engineered for durability and performance, making them a top choice for demanding applications.\n\n#### Key Features:\n\n \n- OEM replacement standard pistons and components.\n \n- Complete kit includes piston, rings, wrist pin, and circlips.\n \n- All pistons undergo a T-5 or T-6 hardening and tempering heat treatment cycle for enhanced strength and longevity.\n \n- Replacement rings are available for individual purchase.\n \n- Manufactured in Italy, known for precision engineering.\n \n- Often fitted as standard equipment on OEM motorcycles.\n\n#### Specifications:\n\n \n- Bore Size: 97.00mm (Big Bore +3.00mm oversize)\n \n- Piston Diameter: 96.99mm","weightGrams":null,"fitments":[],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-vertex-970-d-honda-trx-450-04-05-vertex-23531d-os-300-big-bore-xl","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ab130285925b:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ab130285925b: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."]}}