John Deere 750C Dozer – Heavy-Duty Hydrostatic Crawler

Description:

The John Deere 750C Dozer, built in the late 1990s through early 2000s, marked a major shift in the 750 series with its adoption of hydrostatic transmission, improved operator comfort, and increased efficiency. Powered by a 6.8L turbocharged diesel engine, the 750C is well-suited for site prep, grading, and heavy material pushing—offering smooth control, robust power, and simplified service access.

Key Specifications:

• Engine:
  John Deere 6068T, 6-cylinder turbocharged diesel

• Horsepower:
  ~155 HP (net)

• Transmission:
  Dual-path Hydrostatic (HST)

• Hydraulics:
  Load-sensing, ~30 GPM

• Operating Weight:
  ~39,000 – 42,000 lbs (standard vs. LGP)

• Blade Type:
  6-Way PAT or Semi-U (optional)

• Blade Capacity:
  ~5.5 cubic yards

• Undercarriage:
  SALT (Sealed and Lubricated Track), optional LGP

Serial Number Info:

• Production Years: ~1998–2002

• Serial Number Location:
  On the left side of the mainframe, near the front track or under the cab door. Confirm before ordering parts.

Key Features:

• ✅ Hydrostatic Drive System:
  Twin-path HST gives you smooth, infinitely variable control, especially on slopes or in tight spaces.

• ✅ Powerful Tier 2 6068T Engine:
  Reliable John Deere engine built for long hours and tough jobs.

• ✅ Versatile Blade Options:
  Comes standard with a PAT blade, ideal for backfilling, shaping, and finish grading.

• ✅ Redesigned Operator Station:
  Joystick steering, adjustable seat, and improved visibility and comfort over the 750B.

• ✅ Simplified Maintenance Access:
  Wide-opening panels, centralized service points, and fewer mechanical linkages than previous models.

Common Replacement Parts:

Available now at Broken Tractor

• Engine: Turbochargers, water pumps, injectors, filters

• Hydrostatic Drive: Pumps, motors, relief valves, pressure sensors

• Hydraulics: Blade lift cylinders, hoses, joystick valves, seal kits

• Undercarriage: Track chains, rollers, sprockets, recoil springs, idlers

• Blade Hardware: Pins, bushings, tilt cylinders, cutting edges

• Electrical: Sensors, monitors, switches, battery cables

Maintenance Schedule:

• Engine Oil & Filter: Every 250 hours

• Fuel Filters: Every 250 hours

• HST & Hydraulic Fluid: Every 500 hours

• Coolant Flush: Every 1,000 hours

• Track Greasing & Blade Pins: Weekly

• HST Diagnostics (if equipped): As needed

Common Issues & Fixes:

• HST Slipping or Whining:
  Caused by worn hydrostatic pump or motor — replace with HST rebuild kits

• Hydraulic Drift:
  Resolve with cylinder seal kits

• Overheating in Hot Climates:
  Clean coolers and check hydraulic fluid condition

• Loose Tracks or Excessive Wear:
  Replace chains, sprockets, and rollers using undercarriage rebuild kits