{"product_id":"at306100-rockguard-l-h-fits-john-deere-450h-s-n-925919-550h-s-n-925919-450j","title":"AT306100 rockguard, L\/H Fits John Deere 450H s\/n 925919-, 550H s\/n 925919-, 450J","description":"\u003ch3\u003eOne New Aftermarket Replacement Left-Hand Rock Guard for John Deere 450 and 550 Series Crawler Dozers\u003c\/h3\u003e\u003cp\u003eThis left-hand (L\/H) rock guard mounts to the track frame on John Deere (JD) 450H, 550H, and 450J crawler dozers, shielding the undercarriage from rocks, debris, and ground material that can damage rollers, track chains, and frame components during dozing operations. Replaces OEM part number AT306100. \u003cstrong\u003eImportant: Fits 450H and 550H units with serial number 925919 and above only.\u003c\/strong\u003e Verify serial number before ordering.\u003c\/p\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eJohn Deere (JD) Crawler Dozers:\u003c\/strong\u003e 450H (s\/n 925919 and above), 550H (s\/n 925919 and above), 450J\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003eAT306100, AT306100-PVE\u003c\/p\u003e\u003cp\u003eThis is the Left-Hand (L\/H) rock guard only. A separate Right-Hand (R\/H) rock guard is required for the opposite side. Confirm left-hand fitment before ordering.\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":40804262445139,"sku":"AT306100-PVE","price":639.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/at306100-PVE_01.jpg?v=1757755225","url":"https:\/\/www.reliableaftermarketparts.com\/products\/at306100-rockguard-l-h-fits-john-deere-450h-s-n-925919-550h-s-n-925919-450j","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}