The Muncie 122917230 is a genuine Muncie Z13 series PTO component. The Z13 designation identifies this as part of Muncie’s Z13 13tx0 power takeoff line, engineered for heavy-duty truck applications. This part is sold by Pro Gear and Transmission. If you need help confirming this is the correct part for your unit, give us a call.FeaturesGenuine Muncie part number 122917230Z13 series 13tx0 PTO componentDesigned for heavy-duty truck power takeoff applicationsSold by Pro Gear and Transmission