Rotary 8602 Idler Pulley Replaces: Cub Cadet/MTD:756-0365, 756-0627, 756-0627B, 756-0627D, 956-0365 ID: 3/8",WIDTH: 7/8" OD: 4 1/8",Height: 1" Fits: 46" cut front engine rider. Blade idler models 144P820H000-144P849H000