【Replace for Part Numbers】 V-Idler Pulley Deck Drive for Cub Cadet 756-1188, MTD 756-1188, Troy-Bilt 756-1188 【Compatible Models】 Spindle Pulley for Cub Cadet 46 Inch Deck i1046 (17AE9BKH010, 17AF9BKH010, 17AF9BKH056, 17AF9BKH709, 17AF9BKH710, 17AF9BKH756, 17RF9BKH756), LT1046 (13AP11CH709, 13AP11CH710, 13AP11CH010), LT1045 (13AX11CH009, 13AX11CH010, 13AX11CH056, 13AX11CH256, 13RX11CH056, 13RX11CH256,13AX11CH709, 13AX11CH710, 13AX11CH712, 13AX11CH756, 13BP11CH709, 13BP11CH710) 【Compatible Models】 V Groove Idler Pulley for MTD: Yard-Man RZT-42 (17AA5AAG700, 17AA554G755); Yard Machines RZT-42 (17AA5AAG700); White Outdoor ZT-42 (17BA5A4G790, 17AA5A4G790) ZT-17 (17AA554G790) 【Compatible Models】 Deck Spindle Pulley for Troy Bilt RZT 42 (17AA5AAG766), Range Rider (13AX60TH711), Tuffy Lawn Tractor (13AV77KF066, 13WV77KF066), Super Bronco (13AX60KH011, 13AX60KH066,13AX60KH211, 13BX60KH011, 13BX60KH211) 【Pulley Specs】Inner Diameter: 0.718 Inches, Outer Diameter: 5.59 Inches, Height: 0.984 Inches, 3 PCS Set, 1:1 matching for original parts,1 Year Warranty The unique heat sink design can quickly dissipate the heat generated during operation, preventing the pulley from deforming or being damaged due to overheating. Replace for Part Numbers: 756-1188 Please check the part number for a proper fit !