In a riding mower having a frame, a mower deck supported beneath the frame by a pair of turnbuckles with resilient polyurethane bushings and a source of motive power also supported on the frame. The frame is supported on forward and rear wheel assemblies with a supporting wheel. The turnbuckles are pivotally secured to the frame by downwardly depending tabs captivating a forward end with the trailing end secured to the deck with links with holes that slide on bolts extending from lift actuator arms.