{"product_id":"a-ar57210-ai-bearing-connecting-rod-030","title":"A-AR57210-AI Bearing, Connecting Rod (.030\")","description":"\u003ch3\u003eOne New Aftermarket Replacement Connecting Rod Bearing (.030\" Oversize) Fits John Deere Tractors\u003c\/h3\u003e\u003cp\u003eThis connecting rod bearing is an aftermarket replacement for the Fits John Deere OEM part number AR57210. It is a .030\" (thirty-thousandths inch) undersize\/oversize crankshaft journal bearing used during engine rebuild when the rod journal has been ground .030\" under standard size. The bearing fits at the junction of the connecting rod and crankshaft, providing a precision sliding surface to support the rod journal through each piston stroke. This is the .030\" oversize in a family that includes the .010\" (AR57208) and .020\" (AR57209) variants -- select the correct size to match your reground crankshaft journal.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOversize: .030\" (0.030 inch undersize rod journal)\u003c\/li\u003e\n\u003cli\u003eApplication: Engine connecting rod journal bearing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eFits John Deere (Fits JD):\u003c\/strong\u003e Verify fitment against your specific model and engine serial number. This part is listed in the A\u0026amp;I aftermarket catalog Fits John Deere tractor applications. Confirm correct oversize before ordering -- measure your reground crankshaft rod journal before purchasing.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003eAR57210, A-AR57210-AI\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":39999723667539,"sku":"A-AR57210-AI","price":159.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/A-AR57210-AI_01.jpg?v=1757741376","url":"https:\/\/www.reliableaftermarketparts.com\/en-au\/products\/a-ar57210-ai-bearing-connecting-rod-030","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}