John Deere 1110D Forwarder – Specs, Parts & Service Guide

Description:

The John Deere 1110D Forwarder is a mid-size, 8-wheel forestry machine designed for efficient log forwarding in thinning and final felling operations. Known for its balanced load handling, maneuverability, and operator comfort, the 1110D combines proven mechanical systems with smart hydraulics. With its powerful diesel engine, wide bunk area, and advanced cab suspension, this machine is built for long shifts in tough terrain.

Key Specifications:

• Engine: John Deere 6068HTJ, 6.8L turbocharged diesel

• Horsepower: 140 HP (104 kW)

• Transmission: Hydrostatic-mechanical

• Drive Configuration: 8x8 all-wheel drive with bogie axles

• Operating Weight: Approx. 33,000 lbs (15,000 kg)

• Load Capacity: 26,400 lbs (12,000 kg)

• Reach (Boom): 23 ft (6.9 m) with CF5 crane

• Fuel Tank Capacity: 52 gallons

Hydraulic System:

• System Type: Load-sensing, variable-displacement

• Pump Flow: Approx. 80–100 L/min (21–26 GPM)

• System Pressure: 3,600 PSI max

• Functions: Boom, grapple, steering, bogie suspension

Performance Features:

• Smooth ride with articulated steering and front axle suspension

• Ergonomic rotating and levelling cab (optional) for operator comfort

• Wide load bunk with extendable stakes

• CF5 crane with precise joystick control and high lifting power

• Advanced Timbermatic control system for crane and productivity tracking

Maintenance Essentials & Replacement Parts:

• Common wear items: grapple rotator seals, bogie axle bearings, steering cylinders, and hydraulic filters

• Cab suspension parts and joystick control wiring may require service

• Engine and hydraulic filter kits should be replaced every 250 hours

• Crane bushings and pins are high-wear components in heavy use

Common Issues and Fixes:

• Crane movement delay or jerky control: Often due to valve spool wear or sensor miscalibration

• Hydraulic leaks at boom base: Replace cylinder seals and check hose fittings

• Drive or bogie slippage: Usually caused by internal hub seal failure or low planetary oil

• Electrical fault codes: Timbermatic system may throw codes for joystick, seat sensor, or CAN bus — check wiring harness and sensor alignment

Pro Tip:

The John Deere 1110D serial number is located near the articulation joint on the main frame and on the engine block. Verifying the serial ensures compatibility with hydraulic, crane, and drivetrain components.