Please refer to the Images above; Product Specifications and the Model Fit Guide below to Ensure a proper fit. PRODUCT NUMBER AND VARIATIONS: 131-0904, 131 0904, 1310904 PRODUCT TYPE: SPEED MODULE SIZE: Height - 13.813 in. Length - 8.00 in. Width - 6.313 in. Weight - 8.686 lbs. NOTES & DETAILS: Toro OEM 131-0904 IS COMMINLY USED - Connects the Combined Movement of the Mower Pedal and Steering Wheel through a set of Hydrostatic Rods and Enables it to be Communicated to the Individual Hydrostatic Pump. COMMON SERIES APPLICATIONS: Late 32" Timecutter SW Model - Late 42" Timecutter SW, SWX Models - Late Timecutter 50" SW, SWX Models - Late 54" Timecutter SW Models. MODEL FIT CHART: TIMECUTTER TIMECUTTER 32” SW Series – Model Numbers – 74670, 74780, 74781 TIMECUTTER 42” SW Series – Model Numbers – 74675, 74676, 74784, 74785, 74788 TIMECUTTER 42” SWX Series – Model Numbers – 74787 TIMECUTTER 50” SW Series – Model Numbers – 74793, 74680, 74790 TIMECUTTER 50” SWX Series – Model Numbers – 74797, 74798, 74795 TIMECUTTER 54” SW Series – Model Numbers – 74793