Description:
Serial Number Information
The serial number plate for the John Deere 744H Wheel Loader is typically located on the left side of the machine frame near the front articulation joint or behind the operator’s cab on the frame.
Always use the full serial number when ordering engine, transmission, and hydraulic parts, as configuration changes occurred across the 1999–2005 production span.
Key Specifications
Feature |
Specification |
Engine |
John Deere 6125A, 6-cylinder turbo diesel |
Displacement |
12.5L (763 cu in) |
Net Power |
304 HP (226.8 kW) |
Torque |
1,115 lb-ft @ 1,300 RPM |
Operating Weight |
54,039 lbs (24,510 kg) |
Fuel Capacity |
127 gallons (481 liters) |
Transmission
Feature |
Specification |
Type |
Powershift |
Gears |
4 forward / 3 reverse |
Top Forward Speed |
21.7 mph (35 km/h) |
Top Reverse Speed |
23.1 mph (37.2 km/h) |
Hydraulic System
Feature |
Specification |
System Flow |
104 GPM (393 LPM) |
System Pressure |
3,000 psi (207 bar) |
Bucket & Loading Specs
Feature |
Specification |
Bucket Capacity |
5.0–6.5 yd³ (3.8–5.0 m³) |
Dump Clearance |
10.9 ft (3.32 m) |
Breakout Force |
43,000 lbs (19,504 kg) |
Tires |
26.5–25 |
Key Features
High-Torque 12.5L Diesel Engine
The John Deere 6125A delivers a massive 304 HP and 1,115 lb-ft of torque, enabling the 744H to handle heavy-duty materials like stone, ore, and gravel with ease.
Efficient Hydraulic Power
104 GPM of hydraulic flow and 3,000 psi of pressure support fast, responsive loader arm and bucket operation even under max load conditions.
Heavy-Duty Breakout Force
The 744H delivers up to 43,000 lbs of breakout force, perfect for high-volume loading into trucks, hoppers, or material conveyors.
Versatile Bucket Range
Equipped with a 5.0–6.5 cubic yard bucket, the 744H is well suited for aggregate yards, mines, and site prep with large volume requirements.
Common Replacement Parts
Get long-lasting performance with trusted parts available at Broken Tractor:
Engine Components
Fuel injectors, air and oil filters, turbochargers, thermostats, water pumps
Transmission
Clutch packs, gear sets, torque converters, seals, shift solenoids
Hydraulic System
Hydraulic pumps, control valves, lift and tilt cylinders, hydraulic hoses
Brake System
Disc brakes, calipers, master cylinders, brake lines
Electrical & Cab
Starters, alternators, wiring harnesses, control modules, operator switches
Maintenance Schedule
Task |
Recommended Interval |
Engine Oil & Filter |
Every 250 hours |
Fuel Filter Service |
Every 250 hours |
Hydraulic Fluid & Filter |
Every 500 hours |
Transmission Service |
Every 500 hours |
Brake System Inspection |
Weekly or after aggressive use |
Cooling System Flush |
Every 1,000 hours or annually |