10171L (L) Yield & Moisture Sensors:Yes Display Model:4640 Auto-Guidance Ready:Yes Precision Ag Controller:Yes Controller Model:JD Precision Ag Receiver:Yes Receiver Model:Sf6000 Steering Axle:4 Wheel Drive 2 speed Spreader Type:Impeller paddle Bin Extensions:Manual Folding Tires or Tracks:Tires Tires Duals:Yes Drive Tire Size:520 85R42 Drive Tire Brand:Firestone Steer Tire Size:Other Steer Tire Brand:Firestone You may also contact Will Goforth at (731) 694-5027. Dealer Disclaimer: H & R Agri-Power used inventory pricing,hours,specifications and options shown are based on the original appraisal of the unit. If we discover a mistake prior to a signed sales order being executed,we reserve the right to correct said pricing,specifications,or options. Price excludes delivery,modifications,or any applicable taxes.