CAT Quick Coupler Actuator Motor & Gearbox. Please note this does not include the actuator arm, only the electric motor and gearbox is included as pictured. Some assembly is required to replace your damaged actuator motor/gearbox. 226D 232D 236D 239D 242D 246D 249D 257D 259D 262D 272D 272D XHP 272D2 272D2 XHP 277D 279D 287D 289D 297D 297D XHP 297D2 297D2 XHP 299D 299D XHP 299D2 299D2 XHP.