The Zetor Forterra 115 tractor is listed with a 420/70R24 front tire and a 520/70R38 rear tire.
Zetor Forterra 115 Tire Size Chart
Configuration
Tire size
Agricultural front
420/70R24
Agricultural rear
520/70R38
Recommended tire pressure
The Zetor Forterra 115 does not list specific tire pressure values in the provided sources; however; general tractor tire guidance indicates pressures depend on load and speed; with typical ranges around 20–26 psi for rear tires and 22–26 psi for front tires on similar models.
Before buying replacement tires
Match the complete sidewall size, rim diameter, axle position, 2WD/4WD configuration and tire type before ordering. On driven front axles, changing overall tire diameter can upset the required front-to-rear rolling ratio.
Tire Pressure
Recommended tire pressure: The Zetor Forterra 115 does not list specific tire pressure values in the provided sources; however; general tractor tire guidance indicates pressures depend on load and speed; with typical ranges around 20–26 psi for rear tires and 22–26 psi for front tires on similar models.
Pressure warning: Confirm the correct pressure in the official operator’s manual and the tire manufacturer’s load-and-pressure chart before inflation.
Wheelbase and Ground Clearance
Wheelbase
94.1 inches 239 cm
Specification disclaimer
These specifications are provided as a reference and may vary by production year, country, axle, wheel package and previous tire changes. Before purchasing, fitting or inflating tires, confirm the specifications using the Zetor official U.S. website, the official operator’s manual and the markings on the tires currently fitted.
