google-plus instagram fancy twitter facebook pinterest tumblr vimeo youtube minus plus close-thin arrow-left arrow-right comments rss close hamburger cart-empty cart-full dropdown-arrow dropdown-arrow-right profile search arrow-left-thin arrow-right-thin check star back-to-top-arrow

Your cart.

Your cart is empty

It feels desperately alone

Let's shop
Email parts@liftgateme.com or call (774) 266-8892- we're here for you.

Thieman Tailgates Models

Browse Thieman liftgate models and shop OEM parts by series. Find your model fast, or contact LiftGateMe for help identifying your liftgate.

thieman-liftgate-logo.png__PID:59a50b68-4409-4179-acfc-db393862ca85Maxon liftgate parts and complete liftgates - all lift gate models listed

Not sure where to start? Contact us.

What types of Thieman Models are there?

Thieman Tuck Under Models

Thieman Tailgates tuck-under liftgates are designed to mount beneath the rear of the truck body and fold neatly out of the way when not in use, maintaining full access to the cargo area and preserving ground clearance. Commonly used on box trucks and delivery vehicles, these liftgates support efficient loading in both dock and street-level environments. Thieman tuck-under models are built with a focus on straightforward operation, durable structural components, and ease of service. Choosing the right configuration helps ensure proper vehicle integration, consistent lifting performance, and long-term reliability with OEM-supported parts.

Thieman Model Pages LRST.png__PID:600b5ab8-370a-4920-bbc2-a83a53acf6ba

LRST Series

The Thieman LRST is a heavy-duty tuck under lift gate built for trucks and trailers. Designed with self-leveling technology and a 4,000 lb. capacity.

View LRST Liftgate

Thieman Column Lift Models

Thieman Tailgates column liftgates use dual vertical columns mounted at the rear of the vehicle to raise and lower the platform in a straight, stable path. This design provides consistent lifting performance for heavier loads and allows for larger platform options to accommodate pallets and carts. Commonly used on box trucks and stake bodies, column liftgates are well-suited for operations without loading docks. Thieman column models are built for durability, controlled operation, and straightforward serviceability, making proper selection important for ensuring compatibility, safe operation, and long-term reliability with OEM-supported parts.

Thieman Model Pages TDR.png__PID:b3f0611f-0d03-4e48-a2f7-3801ff3b795c

TDR Series

The Thieman TDR is a rugged column gate built for heavy-duty vertical lifting, with capacities up to 6,600 lbs and a low-maintenance design.

View TDR Liftgate

Thieman Rail Lift Models

Thieman Tailgates rail liftgates operate on guided rails mounted to the rear of the vehicle, allowing the platform to travel smoothly between bed height and ground level while maintaining stability throughout the lift cycle. This design supports larger platform sizes and higher load capacities, making rail liftgates a strong fit for palletized freight and frequent loading operations. Commonly installed on box trucks and trailers, these models are well-suited for dock and ground-level deliveries alike. Thieman rail liftgates are built for consistent performance, structural durability, and service-friendly maintenance, helping ensure reliable operation and long-term compatibility with OEM-supported parts.

Thieman Model Pages TVLR.png__PID:cb28f851-078b-4e18-8773-bd711854794b

TVLR Series

The Thieman TVLR Series railgate liftgate delivers powerful, low-maintenance lifting solutions with 1,250 to 3,000 lb. capacities.

View TVLR Liftgate

Thieman Cantilever Models

Thieman Tailgates cantilever liftgates use a pivoting arm design that extends the platform outward and lowers it to the ground in a controlled arc. This configuration provides a large, stable loading surface and is well-suited for handling palletized or bulky freight. Commonly used on box trucks and trailers, cantilever liftgates are ideal for operations without dock access where strength and platform size are critical. Thieman cantilever models are built for rugged performance, smooth operation, and straightforward serviceability, making proper selection important for ensuring safe lifting, reliable operation, and long-term compatibility with OEM-supported parts.

Thieman Model Pages TWL.png__PID:724becda-5737-4bc7-8dc7-e42dfe7f5813

TWL Series

The Thieman TWL cantilever liftgate delivers reliable performance for van and stake body trucks with 1,250–2,000 lb. capacity, power-close platform, and gravity-down lowering.

View TWL Liftgate

Thieman Pickup Lift Models

Thieman Tailgates offers liftgates for pickup trucks, utility bodies, and service vehicles are designed to provide compact, efficient lifting solutions without compromising bed access or vehicle functionality. These liftgates mount to the rear of the vehicle and offer a stable platform for handling tools, equipment, and smaller loads in field service and vocational applications. Commonly used by contractors, technicians, and fleet service operators, they support ground-level loading where dock access is not available. Thieman models in this category are built for durability, ease of operation, and simplified maintenance, helping ensure reliable performance and long-term compatibility with OEM-supported parts.

Thieman Model Pages TT.png__PID:9f7fe399-d767-4fee-a5a1-0aaa85ef2570

TT Series

Thieman TT Series liftgates offer 1,500–2,000 lbs of capacity for pickup trucks, utility, and service bodies.

View TT Liftgate

Thieman Sideloader Models

Thieman Tailgates sideloader liftgates mount along the side of the vehicle, providing a practical solution for loading and unloading in tight spaces where rear access is limited. The platform deploys from the side and lowers to ground level, making it well-suited for urban routes, curbside deliveries, and specialized service applications. Commonly used on box trucks and service bodies, sideloader liftgates allow operators to maintain access to the rear cargo area while improving workflow efficiency. Thieman sideloader models are built for controlled operation, durable performance, and ease of service, helping ensure reliable lifting and long-term compatibility with OEM-supported parts.

Thieman Model Pages SL.png__PID:76b6bb5d-db6b-4d03-bb75-1d9e689ce40b

SL Series

RA: Featuring a two hydraulic lifting cylinders with bi-directional lock valves, this liftgate offers a lifting capacity of up to 4,500 lbs.

View SL Liftgate

Not positive which model you have? 
Let us assist.

First find your liftgate's 

No liftgate serial number? Click here for a visual guide to locate it, then contact us.

Group 16978.png__PID:2b4916c4-8077-4e2a-a60e-85ea0ca7eade

Phone Number

(774) 266-8892

Contact Us, we'll be in touch shortly.

Recent Articles

Recent Knowledge Share

How to Safely Operate a Maxon GPTLR Tuck Under Liftgate

How to Safely Operate a Maxon GPTLR Tuck Under Liftgate

Mar 13, 2026
 
Carlos Collantes Rivero

Safe operation of a tuck under liftgate depends on following the exact procedures outlined by the manufacturer. The Maxon GPTLR series is designed for controlled loading and unloading when operated correctly. According to the Operation Manual, incorrect operation can result in serious personal injury, and untrained persons must not operate the liftgate (Maxon-GPTLR-Operation-Manual-rev-B-2023.pdf, p. 5).This guide walks step-by-step through proper operator procedure using only the official Operation Manual.

Maxon GPTLR Series Overview | Tuckaway Liftgate Specifications & Features

Maxon GPTLR Series Overview | Tuckaway Liftgate Specifications & Features

Mar 04, 2026
 
Carlos Collantes Rivero

The Maxon Tuck-Under GPTLR Series is a heavy-duty tuck under liftgate designed for dry freight truck bodies and trailers. As part of the Tuk-A-Way® category, the GPTLR combines high lifting capacities, large aluminum platform configurations, and level ride geometry that allows the platform to sit completely flat on the ground when lowered.This article provides a technical overview of the GPTLR models, specifications, fitment requirements, and feature configurations.

Waltco HLF Preventive Maintenance Guide: Routine Inspections for Long-Term Reliability

Waltco HLF Preventive Maintenance Guide: Routine Inspections for Long-Term Reliability

Feb 25, 2026
 
Carlos Collantes Rivero

Proper liftgate maintenance is essential for keeping a tuck-under liftgate like the Waltco HLF operating safely, reliably, and with minimal downtime. Preventive maintenance focuses on routine inspections and scheduled service checks that identify wear, fluid issues, and safety concerns before they result in failures or unplanned repairs.This article outlines the factory-recommended preventive maintenance requirements for the Waltco HLF Series, including inspection intervals, structural and hydraulic checkpoints, lubrication requirements, and electrical system inspections. All guidance is sourced directly from official Waltco documentation and applies to HLF-25, HLF-30, HLF-40, and HLF-50 models.

How to Choose the Right Power Configuration for Your HLF Tuck Under Liftgate

How to Choose the Right Power Configuration for Your HLF Tuck Under Liftgate

Feb 19, 2026
 
David M

The Waltco HLF tuck-under supports a wide range of power and electrical configurations tailored to both truck and trailer applications. Because HLF liftgates often see higher duty cycles, heavier capacities (up to 5,000 lbs), and more complex routing needs, choosing the right electrical setup is essential.

Thieman Liftgate Models

Frequently Asked Questions

How do I know which Thieman liftgate model I have?

The easiest way to identify your Thieman liftgate model is by locating the identification tag or serial plate mounted on the liftgate frame. If the tag is missing or unreadable, LiftGateMe can help identify the correct model using photos or serial information before ordering parts.

What are the most common Thieman liftgate models?

Popular Thieman liftgate models include tuck-under series such as the LRST, as well as column lift series like the TDR. These models are widely used in delivery, rental, and fleet applications and have strong OEM parts support.

Are Thieman liftgate parts interchangeable between models?

Most Thieman liftgate parts are model-specific and are not interchangeable across different series. Even liftgates that look similar may use different hydraulic, electrical, or structural components, which is why confirming the exact model is important before purchasing replacement parts.