Power: 305 hp Date of manufacture : 2002 - 2005
Production Manufacturer: John Deere Type: Row-Crop tractor Factory: Waterloo, Iowa, USA Variants 8520: wheeled tractor 8520T: crawler John Deere 8520 Power Engine (gross): 305 hp 227.4 kW Engine (net): 295 hp 220.0 kW Engine (max): 335 hp 249.8 kW PTO (claimed): 255 hp 190.2 kW Drawbar (tested): 225.13 hp 167.9 kW PTO (tested): 292.88 hp 218.4 kW John Deere 8520 Engine Mechanical Chassis: 4x4 MFWD 4WD Steering: hydrostatic power Brakes: hydraulic wet disc Cab: Cab standard. Transmission: 16-speed full power shift Photos John Deere 8520 photos... Capacity Fuel: 160 gal 605.6 L Hydraulic system: 39.6 gal 149.9 L Front hubs: 4.2 qts 4.0 L Front diff.: 14.2 qts 13.4 L Hydraulics Type: closed center pressure-flow compensated (PFC) Capacity: 39.6 gal 149.9 L Pressure: 2900 psi 200.0 bar Valves: 5 SCV flow: 30 gpm 113.6 lpm Total flow: 33.5 gpm 126.8 lpm *With standard 45cc pump   42.5 gpm 160.9 lpm *Optional 57cc pump Tractor hitch Rear Type: III/IIIN Rear lift: 15180 lbs 6885 kg   17300 lbs 7847 kg *Optional Front Hitch: IIIN*Optional Front lift: 11000 lbs 4989 kg Power Take-off (PTO) Rear PTO: independent Clutch: hydraulic wet discs Rear RPM: 1000 (1.75) Engine RPM: 1000@2200 Dimensions & Tires Wheelbase: 117.7 inches 298 cm Weight: 23050 to 23800 pounds Rear tire: 18.4R46 Full dimensions and tires ... 8520 Serial Numbers Location: Rear of tractor. 2002: 1001 2003: 10001 2004: 20001 2005: 30001 how to read serial numbers... Electrical Ground: negative Charging system: alternator Charging amps: 150 Batteries: 2 Battery CCA: 925 Battery volts: 12

Deere 8430	Power: 305 hp	Date of manufacture : 2006 - 2009

Deere 8430T	Power: 335 hp	Date of manufacture : 2006 - 2009

Deere 8440	Power: 215 hp	Date of manufacture : 1979 - 1982

Deere 8450	Power: 225 hp	Date of manufacture : 1982 - 1988

Deere 8520	Power: 305 hp	Date of manufacture : 2002 - 2005

Deere 8520T	Power: 305 hp	Date of manufacture : 2002 - 2005

Deere 8530	Power: 330 hp	Date of manufacture : 2006 - 2009

Deere 8560	Power: 235 hp	Date of manufacture : 1989 - 1993

Deere 8570	Power: 250 hp	Date of manufacture : 1993 - 1996