ZT-4400

Our most highly efficient commercial drive.

ZT-4400

Our most highly efficient commercial drive.

The ZT-4400™ is a revolutionary design, improves operator control but also reduces vibration and noise. We built it for heavy loads – with heavy-duty roller bearings, high-capacity thrust bearing for extended life, a high-efficiency 12cc pump, 16cc motor, and a beefy 1-3/8” axle shaft. Intimidating specs – AND it’s built to last!

  • Revolutionary design that improves operator control while reducing vibration and noise
  • Perfect for machines up to 1800 lbs
  • High capacity thrust bearing for longer life
  • Heavy-duty roller bearings
  • Large 1-3/8″ axle to support heavier machines
  • Performance package – Charge Pump & Shock Valves

HYDRO-GEAR COMMERCIAL TRANSAXLE OIL SERVICE KIT

Keep your machine’s transaxles performing at optimum levels with routine maintenance. Hydro-Gear helps you take the guess-work out of which oil and oil filter to use in your Hydro-Gear ZT-4400 transaxles with our Hydro-Gear Commercial Transaxle Oil Service Kit. With this all-in-one kit you can quickly and easily perform an oil change on both transaxles.

LEARN MORE HERE!

Product Specs

Pump Displacement

0.73 in3/rev [12 cc/rev]


Motor Displacement

0.97 in3/rev [16 cc/rev]


Input Speed
Maximum Hi-Idle (No Load)
Minimum (Loaded)

3600 rpm
1800 rpm


Output Torque

up to 575 lb-ft [up to 780 Nm]


Speed

up to 12 mph [up to 19 kph]


Gross Vehicle Weight

up to 1800 lbs [up to 816 kg]


Axle Shaft Diameter

1.375 in [35 mm]


Axle Shaft Options

Tapered
4-bolt Flange
5-bolt Flange


Weight of Unit

55 lbs [25 kg]