The Gear Segment Tool works with the idler gear and allows for the correct camshaft gear backlash to be set for the cylinder head. By providing easy access to fasteners on the adjustable stub shaft, the gear segment tool enables technicians to make precise adjustments to ensure optimal performance and reliability of the engine.Attributes:• Helps to ensure that the backlash is set within the specified tolerance• Properly set backlash leads to smoother gear operation, which can improve engine efficiency and fuel economyApplications:The Gear Segment Tool is used to set the correct backlash on the gears to ensure smooth operation and prevent premature wear and damage to the engine components.