John Deere 125 Skid Steer Loader – Parts, Specs & Serial Info

Description:

The John Deere 125 Skid Steer Loader is a compact, reliable machine designed for versatility in landscaping, agriculture, and light construction tasks. First introduced in the 1970s, the 125 became known for its simple mechanical design and durable performance in tight workspaces.

Engine & Power

• Engine Make: John Deere

• Model: 3-cylinder diesel

• Displacement: Approx. 152 cu in (2.5 L)

• Horsepower: 33–35 HP

Transmission

• Type: Hydrostatic transmission

• Drive: 4-wheel drive with chain final drives

• Speed: Up to 6.2 mph forward and reverse

Hydraulics

• Hydraulic Pump Flow: ~11 GPM

• System Pressure: ~2,000 psi

• Auxiliary Hydraulics: Available for attachments

Key Dimensions & Performance

• Operating Weight: ~4,200 lbs

• Rated Operating Capacity: 1,250 lbs

• Lift Type: Radial lift

• Bucket Width: 60 inches

• Height to Hinge Pin: 112 inches

Maintenance Essentials

• Engine Oil Filter

• Hydraulic Filter and Fluid

• Drive Chain Adjustments

• Tire Wear and Air Pressure

• Cooling System Clean-out

? Browse John Deere 125 hydraulic parts, including seal kits, hoses, and cylinders.

Common Issues & Fixes

• Hydraulic Leaks: Often due to worn seals – use hydraulic cylinder seal kits for quick repair.

• Drive Chain Wear: Common in older models – inspect chains and order replacement drive parts.

• Electrical Start Failure: Check battery cables and starter solenoid.

Serial Number Location

Located on the left side of the machine frame near the operator area or under the seat plate.

Pro Tip: Replace hydraulic fluid and filters every 500 hours to avoid system strain and overheating.