Temperature Sending Unit - Fits Allis Chalmers D21 170 180 190 200 210 220 7000 model-AG 539 Bottom Inner Diameter: 1-1/4"

Bottom Inner Diameter: 1-1/4"

Adjusts from 18" to 21"

Material: Chrome Steel

Built-in float and spring-loaded trigger mechanism

Lester 34009

Temperature Sending Unit - Fits Allis Chalmers D21 170 180 190 200 210 220 7000 model-AG 539 Bottom Inner Diameter: 1-1/4"One New Aftermarket Replacement Water Temperature Sending Unit Fits Allis Chalmers Tractors This aftermarket replacement water temperature sending unit works with the coolant temperature gauge on Fits Allis Chalmers tractors, providing accurate engine temperature readings to help prevent overheating. The sender mounts in the engine block or cooling system and signals the dashboard mounted water temperature gauge. Compatible Models Fits Allis Chalmers