{"product_id":"prox-01-6424-a-piston-kit-for-ktm-450-sx-2003-2006-12-0-1-compression","title":"PROX 01.6424.A Piston Kit for KTM 450 SX 2003–2006, 12.0:1 Compression","description":"\u003cdiv class=\"productDescription\"\u003e\n\u003cdiv class=\"primaryProductDescription\"\u003e\u003cp\u003eExcellent economic alternative when you are looking for an OEM quality replacement piston\u003cbr\u003e\u003cbr\u003eMainly manufactured in Japan by reputable Original Equipment Manufacturers to ProX exact specifications and high quality standards\u003cbr\u003e\u003cbr\u003eSleeved cylinder piston kits are available in standard size and a Wide range of oversizes\u003cbr\u003e\u003cbr\u003ePlated cylinder piston kits come in standard size, as well as in A, B, C and D oversizes if available\u003cbr\u003e\u003cbr\u003eProX leads the industry in cast and forged pistons made specifically to replace OEM parts\u003cbr\u003e\u003cbr\u003eComes complete with pistons, piston rings, wrist pin and circlips  \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003c\/div\u003e \u003cdiv id=\"itemGroup\" class=\"productItemGroup\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eUpgrade the performance and reliability of your KTM 450 SX with the PROX 01.6424.A Piston Kit. Designed for KTM 450 SX models from 2003 through 2006, this replacement piston kit provides a 12.0:1 compression ratio for dependable power delivery and consistent engine operation. It is a practical choice for engine rebuilding, routine performance maintenance, or replacing worn internal components.\u003cbr\u003eThe PROX piston kit is supplied as a complete kit for convenient installation during engine service. Its application-specific design supports proper fitment in compatible KTM 450 SX engines, helping simplify the replacement process and maintain the intended operating characteristics of the motorcycle. Verify your model year, engine specifications, and existing piston configuration before ordering.\u003cbr\u003eBuilt for off-road and motocross use, the PROX 01.6424.A combines application-focused design with the quality expected from a trusted engine component manufacturer. Whether you are refreshing an aging top end or preparing an engine for continued riding, this piston kit helps support reliable compression, responsive performance, and long-term service when installed according to the manufacturer’s procedures.\u003cbr\u003eFeature: Brand: PROX\u003cbr\u003eFeature: Part Number: 01.6424.A\u003cbr\u003eFeature: Product Type: Piston kit\u003cbr\u003eFeature: Application: KTM 450 SX, 2003–2006\u003cbr\u003eFeature: Compression Ratio: 12.0:1\u003cbr\u003eFeature: Unit of Measure: Kit\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: PROX\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 01.6424.A\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Piston kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApplication: KTM 450 SX, 2003–2006\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression Ratio: 12.0:1\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUnit of Measure: Kit\u003c\/li\u003e\u003c\/ul\u003e","brand":"PROX","offers":[{"title":"Default Title","offer_id":67724293243065,"sku":"109433","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/LG8743EA96-3515-4970-8C61-496DF8E5FF48.jpg?v=1791999863","url":"https:\/\/atticusgoods.com\/products\/prox-01-6424-a-piston-kit-for-ktm-450-sx-2003-2006-12-0-1-compression","provider":"Atticus Goods","version":"1.0","type":"link"}