The MTD 717-0943C Lawn Tractor Steering Gear Segment helps transfer steering movement to the front wheels for controlled directional changes. This toothed gear segment works with the steering mechanism to pivot the wheels left or right as the steering wheel is turned. A properly functioning segment supports smooth steering response and helps maintain accurate wheel movement. Replacing... https://www.wholetoolbox.com/mtd-717-0943c-lawn-tractor-steering-gear-segment/717-0943C.html