John Deere 50G Mini Excavator – Parts, Specs

Description:

Serial Number Location

The serial number plate is located on the right front side of the frame beneath the operator’s platform or near the cab access step. Always verify the serial number before ordering parts to ensure compatibility.

Key Specifications

Model Years: 2015 – Present
Engine: Yanmar 4TNV88, 4-cylinder diesel, Tier 4 Final
Net Power: 35.9 hp (26.8 kW) @ 2,400 rpm
Operating Weight: 10,847 lb (cab), 10,560 lb (canopy)
Fuel Tank Capacity: 16.1 gallons
Hydraulic System Capacity: 16.9 gallons
Hydraulic Tank Capacity: 9.2 gallons
Hydraulic Pump Flow: 34.9 gpm (combined)
Hydraulic Pressure: 3,550 psi
Travel Speed: 2.8 mph (low), 4.9 mph (high)
Swing Speed: 9.3 rpm
Tail Swing: Reduced tail swing
Ground Pressure: Approx. 4.8 psi

Dimensions

Overall Length: 17 ft 1 in
Width: 6 ft 7 in
Transport Height: 8 ft 2 in
Ground Clearance: 12 in
Tail Swing Radius: 3 ft
Track Width: 16 in
Track Gauge: 5 ft 3 in

Working Range

Max Digging Depth: 11 ft 7 in
Max Reach at Ground: 19 ft 7 in
Max Cutting Height: 18 ft
Max Dump Height: 12 ft 11 in

Performance & Design Highlights

• Reduced tail swing design offers excellent maneuverability

• Auto-idle and auto-shutdown features improve fuel efficiency

• Large operator station with adjustable seat and climate control (cab models)

• Integrated backfill blade for stability and grading

• Quick-coupler compatible for rapid attachment changes

• Heavy-duty X-frame undercarriage with durable rubber or steel track options

• Side-by-side coolers simplify cleaning and service access

Routine Maintenance

• Engine Oil & Filter: Every 250 hours

• Fuel Filter: Every 500 hours

• Hydraulic Oil: Change every 3,000 hours

• Hydraulic Filter: Replace every 1,000 hours

• Cooling System: Clean radiator and intake screens every 250 hours

• Daily Checks: Inspect and grease pivot pins, monitor track tension, check all fluid levels, inspect electrical and hydraulic systems

Common Issues & Fixes

• Hydraulic Hose Wear: Inspect all fittings and hoses for leaks or cracks—replace as needed

• Track Loosening or Excess Wear: Check and adjust track tension using the grease fitting

• Radiator Clogging: Clean fins regularly to prevent overheating, especially in dusty conditions

• Slow Boom or Bucket Response: Usually due to low hydraulic fluid or a clogged return filter

• Control Sensitivity Issues: Calibrate controls or check for buildup at pivot points or in joystick bases