Explore detailed diagrams for all current Thieman Tailgates liftgate models — including Toplifters, Stowaways, Railgates, Sideloaders, and Conventional options. Whether you’re working with light-duty, medium-duty, or heavy-duty trucks and trailers, our interactive catalog helps you quickly identify and order the right parts.
Find Liftgate Parts Fast
Since 2018, ITEParts.com has been a trusted resource for Thieman liftgate parts diagrams. Our easy-to-navigate system lets you:
- View clear, high-resolution hydraulic liftgate diagrams
- Identify replacement parts by model and component
- Order genuine Thieman parts online in one convenient place
Once you know what part(s) you need, enter the part number(s) using the search bar located on top of any page of the website, and you’ll be able to add the part to your Shopping Cart for purchase. If you’re having trouble searching a part that’s referenced in Thieman Tailgates Diagrams, Contact Us.
**While our online diagrams are highly detailed, we recommend referencing your official liftgate manual if you purchased your Thieman Tailgate through an authorized dealer. Your product manual will provide the most accurate and model-specific information.**