Thieman
Toplifter Tailgates
T 12/15 Series
1250 lb. to 1500 lb. Capacities
Standard features of the TT Series include:
- Direct Cylinder Lift
- Manual, Push Button, or Toggle Switch Control
- 5000 lb. Tow Rated Swing Away Bumper
- Fully Enclosed Power Unit and Cylinders
- Adjustable Cylinders
- Meets All TMC Electrical Guidelines
- 150 Amp Circuit Protection
- Up to 42″ Deep Platform
- 5″ Taper Ramp
- Bed Height Range 27″ – 36″(TT-12) 30″ – 42″(TT-15/16)
Stow-Away Tailgates
M Series
M-16 1600lb. Capacities
M-20 2000 lb. Capacities
M-25 2500 lb. Capacities
The Thieman M Series was designed for handling medium duty loads and is equipped with the most standard features of any liftgate in its class. It has the strongest lift frame in the industry, and is built to last for many years.
M series standard features include:
- Toggle Switch Control
- Dual Torsion Spring Assist Closing
- Reinforced Body Extension
- Snubber Kit
- Solenoid Cover
- Non-Rotating Pins
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- Bed Height Range 37″-52″ and 45″- 52″(Wedge)
Sideloader Series
SL-15/20
1500 lb. to 2000 lb. Capacities
The Thieman SL Series is designed for both truck bodies and trailers. This cost effective sideloader has a life expectancy much longer than competitive models. By incorporating the following standard features, the SL has been a popular choice in sideloading liftgates.
The SL standard features include:
- Maintenance Free Bushings
- Extruded Aluminum Platform
- Dual Folding Assist Springs
- Dual Cylinder Lift
- Toggle Switch Control
- Power Down
- Level Ride Platform
- Up to 10″ Rub Rail Clearance
- 48″ x 36″ + 8″ Platform
- Bed Height Range 42″- 56″
LST Series
LST-20, LST-25, LST-30
2000lb. to 3000lb. Capacities
The Thieman LST Series is designed for use on stake and van bodies and trailers. The outside lift arm design gives the operator maximum stability when handling sizable loads.
The LST standard features include:
- Dual Spring Assist Closing
- Built In Light and License Plate Pockets
- Adjustable Cylinders
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- 72″ x 36″ + 6″ Platform
- Bed Height Range 42″ – 54″
ST Series
ST-20, ST-25, ST-30 ST-22, ST-31, ST-40
2000lb. to 4000lb. Capacities
The Thieman ST Series is a premium, heavy-duty Stowaway designed for use on heavy-duty trucks and trailers. With the exception of the ST-22, the entire ST Series incorporate a dual cylinder lift for maximum lifting strength and stability.
The ST standard features include:
| ST-22/31 | ST-20/25/30 |
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Conventional Tailgate
TWL Services
TWL-125, TWL-16, TWL-20
1250lb. to 2000 lb. Capacities
The Thieman TWL Series is the most versatile and durable general purpose conventional style liftgate in the industry. The TWL features a wide range of bed heights, making it possible to meet a variety of delivery needs.
The TWL standard features include:
- Cam Activated Power Close
- Adjustable Cylinders
- Latch Chains
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- 66″ x 26″ to 90″ x 32″ Platform
- Bed Height Range 33″ – 52″
WT Series
WT-20, WT-30, WT-40
2000lb. to 4000 lb. Capacities
The Thieman WT Series is built with strength and durability in mind. The WT incorporates dual cylinder lift and heavy duty construction designs which make it the most popular choice among the heavy duty conventional liftgates.
The WT standard features include:
- Toggle Switch Control
- Power Down/Power Close
- Dual Cylinder Lift
- Cast Bronze Bushings
- Latch Chains and Snubber Kit
- Solenoid Cover
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- 84″ x 36″ to 90″ x 48″ Platform
- Bed Height Range 40″ – 54″
Medium Duty Railgates
TVL Series
TVL-125, TVL-16, TVL-20, TVL-30
1250lb. to 3000 lb. Capacities
The Thieman TVL is one of the most versatile liftgates on the market today. It is available in many different platform widths and depths, is 100% level ride, and can be equipped with above bed capability.
The TVL standard features include:
- Toggle Switch Control
- Level Ride Platform
- Fully Enclosed Pump and Cylinder
- Auto Safety Latch System
- Torsion Assist Closing
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- 75″ to 95″ Width and 30″ to 66″ Depth Platforms
- Bed Height Range 32″ – 56″
Heavy Duty Railgates
VL Series
VL-30, VL-40, VL-50
3000lb. to 5000 lb. Capacities
The Thieman VL Series is designed to be used for handling palletized or bulky loads. The VL Railgate is built with the strongest, most durable frame in the industry. Along with this are high quality roller bearings and cycle tested, premium lift cables for smooth operation.
The VL standard features include:
- Power Open/Close Platform
- Emergency Cable Brake
- Power Unit Enclosure
- Toggle Switch Control
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- 90″ x 36″ to 90″ x 72″ Platform
- Bed Height Range 44″ – 55″
VL Bottle Gas Series
VLBG-30, VLBG-40
3000lb. to 4000 lb. Capacities
This Thieman VLBG Series is designed for handling gas bottle cylinders. Like the VL series, it is built with the strongest, most durable frame in the industry. The VLBG also incorporates high quality roller bearings and cycle tested, premium lift cables for smooth operation.
The VLBG standard features include:
- Bottle Retention Cage
- Power Open/Close Platform
- Emergency Cable Brake
- Power Unit Enclosure
- Toggle Switch Control
- Meets TMC Electrical Requirements
- 150 Amp Circuit Protection
- 90″ x 36″ + 16″ or 90″ x 42″ + 16″ Platforms
- Bed Height Range 44″ to 55″

