{"product_id":"prox-piston-kit-xr400r-96-04-trx400ex-x-99-14-85-50mm","title":"Prox Piston Kit Xr400r `96-04 + Trx400ex\/x `99-14 (85.50mm)","description":"ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc. \nCoated for ultimate performance\nMost of the ProX pistons come with a coating. Our OEM style Tin coated pistons assist the wear in process when you just started the bike. We have developed a new skirt coating that not only assists the wear in process, but also helps reducing friction after the wear in. The black coating is made from a delicate mix of materials and will increase performance.   Product specifications    Attribute Value     Additional Info 4 Valve Pockets, Cast Piston   Bore - Actual 85.50 mm   Bore - Oversize 0.50 mm   Bore - Standard 85.00 mm   Boss Space In 20.00 mm   Compression Height 16.00 mm   Country of Origin Japan   OEM Reference No 13101-KCY-670   Piston Head Type Flat   Piston Pin Hole Diameter 20.00 mm   Skirt Coating -   Text on Piston MADE IN JAPAN \/ PROX \/ HM1400 '96   Total Height 53.00 mm   ","brand":"PROX","offers":[{"title":"Default Title","offer_id":54187639832922,"sku":"01.1495.050","price":175.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_71fb7483-8cae-4d5b-aff4-ad5650460d97.jpg?v=1782319947","url":"https:\/\/grafiteoffroad.com\/products\/prox-piston-kit-xr400r-96-04-trx400ex-x-99-14-85-50mm","provider":"Grafite Offroad","version":"1.0","type":"link"}