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The John Deere Mid Size 850L Dozers are robust and versatile machines engineered for heavy-duty earthmoving and construction tasks. These dozers boast powerful engines, durable undercarriages, and advanced features to deliver outstanding performance and efficiency on the job site. With their exceptional strength and reliability, the 850L series is well-equipped to handle challenging terrains and large-scale projects with ease.

Operators will appreciate the comfortable and ergonomic design of the cabins, providing a conducive environment for extended periods of operation. These dozers are designed for agility, making them effective in a variety of job site conditions. Known for their durability and top-notch performance, the John Deere Mid Size 850L Dozers are trusted by professionals in the construction and earthmoving industries to tackle demanding tasks and deliver consistent results.

  • Net Power: 168 kW (225 hp) at 1,700 rpm
  • Operating Weight: 21 581–23 299 kg (47,578–51,365 lb.)
  • Track on Ground: 3300 mm (130 in.)

Product Features for John Deere Mid Size 850L Doze: 

Operator Comfort and Visibility:

  • Enhanced Visibility:
    • 15% larger operator station for enhanced visibility and comfort.
    • 10% more glass area and a streamlined hood profile.
  • Premium Cab Options:
    • Leather-accented air suspension seat with heat and ventilation.
    • Automatic temperature control for long workdays.
    • Rearview camera for improved situational awareness.
  • Re-designed Joysticks:
    • Ergonomic joystick grips with proportional blade angle control.
  • Angled Seat for Operator Comfort:
    • The seat is angled to reduce operator fatigue during ripping passes.
  • Reduced Noise:
    • Cab noise reduced by 27%, enhancing the operator’s working environment.

Uptime and Reliability:

  • Efficiently Routed Components:
    • Redesigned mainframe optimizes hose and harness routings for extended machine life.
  • Unbeatable Service Access:
    • 65-degree tiltable cab and larger service door openings for easy access.
  • Simple Daily Maintenance:
    • Easy access to daily maintenance checks with a color-coded chart for intervals and refill capacities.

Hydraulic System and Performance:

  • Larger Hydrostatic Pumps:
    • Hydrostatic pumps are 13% larger for precise control and increased durability.
  • Independent Hydrostatic System:
    • Each track and blade/ripper function has its own independent hydraulic pump and motor.
  • Constant Power to Tracks:
    • Allows operators to carry heavy loads through turns and counter-rotate in gear and neutral.
  • Extended Oil Change Intervals:
    • Hydraulic and hydrostatic oil change intervals doubled to 4,000 hours.

Efficiency and Power:

  • Increased Horsepower:
    • The 850L boasts 225 HP, compared to the previous series with 205 HP.
  • Consistent Fuel Consumption:
    • Despite increased horsepower, fuel consumption is comparable to the previous series.

Precise Technology Options:

  • Standard EH Controls:
    • Feasible to add any grade control system.
  • Slope Control:
    • Entry-level grade control system for smooth surfaces with an upgrade path to SmartGrade.
  • SmartGrade:
    • Fully integrated 3D GNSS grade control system with Auto SmartGrade features.
  • SmartGrade Remote Support:
    • Standard-equipped with remote display access and wireless data transfer for improved support.

Model Availability for Slope Control and SmartGrade:

  • Slope Control (optional):
    • Available for 850L model.
  • SmartGrade (optional):
    • Available for 850L model.

Product Specifications for John Deere Mid Size 850L Doze: 


  • Manufacturer: John Deere
  • Model: PowerTech PSS 6090
  • Displacement: 9.0 L (549 in³)
  • Rated Speed: 1700 rpm
  • Engine Output – Net: 168 kW (225 hp)


  • Type: Hydrostatic
  • Speeds Mode 1 – Forward: 1
  • Speeds Mode 1 – Reverse: 1
  • Final Drive: Direct Drive – Double Reduction


  • Track Rollers: 8
  • Shoe – Pitch: 203 mm (8 inches)
  • Shoe – Type: Single Grouser – Moderate Service
  • Ground Contact Area: 65811 cm² (10200 in²)
  • Number Of Shoes: 45
  • Oscillation: Yes


  • Height – Max: 3344 mm (11 ft)
  • Ground Clearance: 394 mm (15.5 inches)
  • Track Length – On Ground: 3300 mm (10 ft 10 in)
  • Length – PAT Blade Straight: 5727 mm (18 ft 9 in)
  • Track Gauge: 2438 mm (8 ft)
  • Blade – Width: 4267 mm (14 ft)
  • Blade – Dig Depth: 704 mm (28 inches)
  • Blade – Tilt: 541 mm (1 ft 9 in)


  • Fuel Tank: 439 ltr (116 gallons)
  • Hydraulic Tank: 117 ltr (30.9 gallons)


  • Blade – Capacity: 4.5 m³ (5.9 yd³)


  • Speed – Forward Maximum: 11 kph (6.8 mph)
  • Speed – Reverse Maximum: 11 kph (6.8 mph)
  • Ground Bearing Pressure: 34.4 kPa (5 PSI)
  • Implement Pump – Type: Piston
  • Implement Pump – Flow: 155 lt/min (41 gallons/min)
  • Implement Pump – Pressure: 18.96 bar (275 PSI)

Operating Weight:

  • 23275 kg (51313 lbs)

Further information on this machine can be viewed by visiting this link https://www.deere.com/en/dozers/mid-size-dozers/850l/

Do you have one of these or similar for sale? Please click here start to list your machine for sale today. 

DISCLAIMER: The information that has been provided in this article is sourced from https://www.deere.com. The author does not assume any responsibility or liability for the accuracy, completeness, or usefulness of the information provided. The author shall not be held liable for any loss or damage resulting from the use of this content. For further information please contact the manufacturer directly.