Based on a Google search it appears this fits a STREET SMART SSP-III and SSP-IV CART TIPPER (may fit others as well). This information is deemed reliable, but not guaranteed. Buyer is responsible for making sure McNeilus part number 1328022 matches their intended application prior to purchasing and installing. Returns accepted within 30 days of receiving item where item is new as shown. Original and return shipping are non refundable. Picture #8 shows the rotary actuator motor as part of the cart tipper assembly, but listing is for rotary actuator only.