International Harvester 125E Crawler Loader

The International Harvester 125E Crawler Loader is a powerful mid-to-heavy class track loader built for industrial-strength tasks. Upgraded from earlier models, the 125E is known for its robust hydraulic system, dependable diesel engine, and heavy lifting capacity—perfect for excavation, demolition, and material loading in rugged environments.

Engine & Powertrain:

• Engine: International DT-239, 4-cylinder turbocharged diesel

• Displacement: 239 cu in (3.9 L)

• Gross Power: 80–85 hp

• Cooling System: Pressurized, liquid-cooled

• Transmission: Power shuttle with torque converter

• Travel Speed: 6.8 mph forward / 5.4 mph reverse

Hydraulic System:

• Type: Open-center hydraulic system

• Pump Flow: Approx. 20 GPM

• Relief Pressure: 2,250 PSI

• Controls: Dual-lever loader control with auxiliary circuit options

Dimensions & Capacity:

• Operating Weight: Approx. 16,500 lbs

• Bucket Capacity: 1.25 to 1.5 cubic yards

• Track Gauge: 60 in

• Overall Height: 110 in

• Ground Clearance: 14 in

• Breakout Force: ~14,000 lbs

Maintenance Essentials:

• Service Focus:

  • Hydraulic filters and loader seals

  • Track tensioners and sprockets

  • Cooling system flushing

• Common Issues:

  • Hydraulic drift or cylinder leaks: Use IH 125E Hydraulic Cylinder Kits

  • Transmission lag or overheating: Replace fluid and check torque converter assemblies

  • Worn loader bushings or pivot pins: Replace with IH 125E loader pins and bushings

Pro Tips:

• Use a pressure gauge to monitor hydraulic system health after major service

• Replace both primary and secondary fuel filters during scheduled maintenance

• Always inspect track pads and chains for excessive wear during cold starts

Serial Number Location:
Stamped into the frame on the left side near the operator platform or above the final drive housing.

Parts Support:
Visit BrokenTractor.com for a complete inventory of IH 125E loader parts, including hydraulic rebuild kits, transmission components, and undercarriage systems.