John Deere 953G Feller Buncher – Specs, Parts & Field Repair Tips

Description:

The John Deere 953G Feller Buncher is a powerful, full-rotation track-mounted machine designed for large-scale felling and high-production logging applications. As a fixed-cab version of the 903G, the 953G features an extremely stable undercarriage, reinforced boom structures, and exceptional hydraulic power. Ideal for clear-cut operations and steep terrain, the 953G delivers unmatched control, torque, and service accessibility, making it a favorite among serious forestry professionals.

Key Specifications:

• Engine: John Deere 6090H, 9.0L 6-cylinder turbocharged diesel

• Horsepower: 300 HP (net)

• Cab: Fixed-position (non-leveling), forestry ROPS/FOPS protected

• Undercarriage: Heavy-duty, full-rotation track system

• Operating Weight: Approx. 73,000–75,000 lbs (depending on head)

• Boom Reach: Up to 30 feet with factory felling head

• Fuel Tank Capacity: 160 gallons

• Hydraulic Tank Capacity: 90 gallons

Hydraulic System:

• Type: Load-sensing, pressure-compensated

• Main Pump Flow: 180 GPM

• Max System Pressure: Up to 5,500 PSI

• Functions: Boom, swing, travel, felling head operation

Performance Features:

• High-torque dual swing motors for fast, smooth rotation

• Fixed cab ensures superior stability during heavy cutting

• Fully guarded undercarriage and boom lines for rugged terrain

• Comfortable cab with climate control, touchscreen display, and advanced diagnostics

Maintenance Essentials & Replacement Parts:

• Frequently serviced parts: boom/stick cylinder seals, travel motor repair kits, swing gearbox rebuilds, and DEF system sensors

• Filter kits for hydraulic, air, fuel, and transmission should be replaced every 250 hours

• Undercarriage parts: rollers, sprockets, and track links wear out in high-debris zones

• Electronic systems often require joystick harnesses and tilt/swing sensor recalibration

Common Issues and Fixes:

• Boom drift or swing lag: Usually caused by internal valve leakage or low hydraulic pressure

• Cab warning lights or shutdowns: Often linked to DEF sensor faults or emissions derates — clean or replace DEF module

• Track movement uneven or slow: Check case drain filter and rebuild travel motor cartridge if needed

• Swing play or grinding noise: Likely due to worn swing gear or failed bearing – rebuild kits available

Pro Tip:

The John Deere 953G serial number is located on the main frame near the front left track and also stamped on the engine. Always match serial before ordering for accurate part compatibility.