John Deere Speed Gear H75179

Premium 2nd–4th Speed Transmission Gear for John Deere Combine Harvesters

The John Deere H75179 Speed Gear is a critical transmission component used in the gearbox system of John Deere combine harvesters. Designed to provide smooth speed changes between transmission ranges, this gear plays an important role in maintaining efficient power transfer and reliable machine operation during harvesting.

At Dawopu, we manufacture high-precision agricultural transmission gears using advanced CNC machining, gear hobbing, carburizing heat treatment, and strict quality control procedures. Our H75179 replacement gear delivers excellent durability, wear resistance, and OEM-compatible performance for demanding agricultural applications.

Product Overview

The H75179 Speed Gear functions as a transmission gear within the combine harvester gearbox assembly.

Its primary functions include:

• Transmitting rotational power between gearbox shafts
• Supporting 2nd and 4th speed gear selection
• Maintaining smooth gear engagement
• Reducing transmission noise and vibration
• Improving drivetrain efficiency
• Extending gearbox service life

Properly manufactured transmission gears are essential for maintaining harvesting productivity and reducing downtime.

Why Choose Dawopu?

Dawopu specializes in manufacturing agricultural machinery gears, gearbox shafts, PTO components, turbine parts, and precision-engineered industrial products.

Our advantages include:

• OEM & ODM manufacturing
• Advanced gear machining capability
• Strict quality management
• Competitive factory pricing
• Fast worldwide delivery
• Professional technical support
• Extensive export experience