All States Ag Parts Hydraulic Pump John Deere 5220 5310N 5210 5215 5400 5300 5320N 5205 5500N 5203 5303 5200 5315 5320 5103 5105 5400N 5310 RE57445 Fits John Deere Tractor(s) 5103 (s/n 001072-earlier), 5105, 5200, 5203 (s/n 000882-earlier), 5205, 5210, 5215, 5220, 5300, 5303 (s/n 000877-earlier), 5310, 5310N, 5315, 5320, 5320N, 5400, 5400N, 5500N Replaces John Deere OEM nos RE197623, RE68886, RE57445 To validate your warranty: A contaminated system should be completely flushed by an authorized dealer. Use new, clean fluid and filters For a Used version of this sku use 428253 All new, rebuilt and used tractor parts have a 1-year warranty