Rebuilt Rear Differential to fit John Deere Skidders. Differential only, no corners. Rebuilt with OEM parts. Differential for Axle Part Number: YZ19123 Configuration: 2515R133611122511 To fit John Deere Skidder Models: 640H 648H 648HT 748H 748HT 848H Visit: https://qheparts.com/yz19123-differential-john-deere-748h Please contact the Parts Department. Eastern Phone: 617-874-1700 / Midwest Phone: 612-284-9300 / or you can text: 651-500-8403 / Email Info@QHEParts.com / www.QHEParts.com