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Gearbox isolator switch, also known as an inhibitor switch, for Nuffield, Leyland and Marshall tractors.
This switch forms part of the starter safety circuit, preventing the engine from being started unless the gearbox is in the appropriate neutral position.
Nuffield
Leyland
Leyland – Heavyweight 3x3 Gearbox Only
Yellow Leyland/Marshall
Click here to view a larger diagram of the Leyland 5x2 gearbox lid.
Original equipment manufacturers names and parts numbers are quoted for reference purposes only and are not intended to suggest that our replacement parts are made by the original equipment manufacturer.
Product images are for illustrative purposes only and may not always be an exact representation of the product.