ZT-1900™
Residential Transaxle



ZT-1900™
Residential Transaxle
The ZT-1900 is strategically positioned between our ZT-1800 and EZT transmissions, offering enhanced performance for applications that demand more capability—without stepping beyond an entry-level budget.
- Hydro-Gear’s newest residential transmission
- Compact maintenance-free design
- Utilizing reliable 8cc pump & 12cc motor
- Standard 4-bolt flange for simplified mounting
- Enhanced weight capability
- Perfect fit for entry-level residential usage
Product Specs
Pump Displacement
0.49 in3/rev [8 cc/rev]
Motor Displacement
0.73 in3/rev [12 cc/rev]
Input Speed
Maximum Hi-Idle (No Load)
Minimum (Loaded)
Maximum Hi-Idle (No Load)
Minimum (Loaded)
3000 rpm
1800 rpm
Output Torque
up to 145 lb-ft [up to 197 Nm]
Speed
up to 6.8 mph [up to 10 kph]
Gross Vehicle Weight
up to 800 lbs [up to 363 kg]
Axle Shaft Diameter
0.75 in [19.05 mm]
Axle Shaft End Options
DD / 4-Bolt Flange
Weight of Unit
21 lbs [9.5 kg]



