Thermostat 19434-73010 for Kubota M5700 M4500 M4700 M4900 M4950 M5030 M5400DT

Thermostat for Kubota

This Thermostat 19434-73010 is a direct replacement thermostat for Kubota M5700, M4500, M4700, M4900, M4950, M5030, and M5400DT tractors, regulating engine coolant flow to maintain the correct operating temperature. It carries the OEM cross-reference number 19434-73010 and is built to meet original specifications for accurate thermal response. This Thermostat for Kubota ensures reliable engine temperature control for consistent performance and protection against overheating.

Overview

This Thermostat 19434-73010 is a cooling system component that opens and closes to regulate coolant flow in the engine block. It is engineered for a range of Kubota utility and compact tractors including the MSeries series. The thermostat helps the engine reach operating temperature quickly and sustains it for efficient combustion and reduced engine wear.

Built For Performance

• OEM cross-reference number 19434-73010 for exact fitment
• Precise opening temperature matches factory engine specifications
• Rugged brass and stainless steel construction resists corrosion
• Wax-pellet sensing element provides reliable operation
• Integrated jiggle valve helps purge air from the cooling system
• Direct replacement for the original thermostat without modification

Fits These Machines

• for Kubota M5700
• for Kubota M4500
• for Kubota M4700
• for Kubota M4900
• for Kubota M4950
• for Kubota M5030
• for Kubota M5400DT

On-The-Job Use

• Replacing a stuck-closed or stuck-open thermostat during major service intervals
• Restoring normal coolant flow and temperature gauge readings
• Preventing engine overheating during heavy tillage or loader work
• Ensuring proper warm-up in cold weather operations

Specs At A Glance

Good To Know

Q: What is the correct opening temperature for this thermostat? A: This thermostat is built to open at the factory-specified temperature for the listed Kubota M-series tractors, typically in the 170°F to 180°F range, though you should verify with your service manual.

Q: Can I install this thermostat without draining the entire cooling system? A: For most installations, you will need to drain the coolant below the thermostat housing level to prevent loss, but the housing removal is straightforward with basic hand tools.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.