3" & 4" Top Loading Arms
As a manufacturer of high-quality loading arm systems and accessories, Excel Loading Systems supplies high-grade top loading arms designed to load and unload gas and liquid from trucks, railcars, and totes. To us, safety, efficiency, and quality are paramount.
Excel's Loading Systems top-loading arms come with various benefits:
- Maximum reach
- Maximum flexibility with swivel joints
- Adaptability to tight-fill or closed system loading
- 100% domestic standard top-loading arms
- Fastest loading arm delivery in the world
- Various available upgrades
Top Loading Arm System
It's important for a loading system to have an adequate horizontal range to reach the most distant compartment without having to re-spot the vehicle. Sufficient vertical movement and drop-pipe lengths to service vehicles of different heights are equally essential. At Excel Loading Systems, we believe that customizability is the best way to provide our customers with these components. For this reason, each one of our top-loading arms can come with a number of options. We offer sizing that ranges from 2" to 6" as well as a number of different materials. Some of these materials are top loading arms that can be designed with include:
- Carbon steel (made exclusively from domestic materials)
- Stainless steel
- Aluminum
- Special Alloys
Liquid top-loading systems are used to transfer liquids in a wide range of industries including chemical, refinery, food and beverage, and dry bulk.
Liquid Top Loading Systems
Top loading arms play an instrumental role in the safe and efficient transferring of both toxic and non-toxic materials. At Excel Loading Systems we don't take this fact lightly. Therefore, we offer a number of specific types of top loading arms to ensure that our clients can obtain the product that best fits their needs, minimizing risk.
View the types of top loading arms we offer below:

Fixed Reach (TL-54)
Fixed Reach (TL-54)
TL-54 top loading arms are used for loading product into trucks, rail-cars, or totes.
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Variable Reach (TL-544)
Variable Reach (TL-544)
TL-544 top loading arms are used for loading and unloading product into trucks, rail-cars, or totes. It is often referred to as a scissor style loading arm.
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Unsupported Boom (TLB-374)
Unsupported Boom (TLB-374)
The TLB-374 unsupported boom offers an additional pipe section and swivel to provide extreme flexibility at the loading position.
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Supported Boom (TLBS-374)
Supported Boom (TLBS-374)
TLBS-374 top loading arms are designed for loading and unloading product into tank trucks and rail-cars. They are excellent for variable reach applications and can aid in maximizing reach and weight capabilities.
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Bullhorn Arm (TLBS-375BH)
Bullhorn Arm (TLBS-375BH)
TLBS-375BH top loading arms are designed for loading and unloading product into rail-cars. They are excellent for variable reach applications and can aid in maximizing reach and weight capabilities.
Learn MoreOur philosophy of quality, safety, and service combined with our capacity to ship products quickly--often within half the time of our competitors--is what sets us apart. All of our standard top loading arms are 100% domestic. When necessary, we also offer in-field replacement and adjustment services as well as factory refurbishment and rebuild services. Contact us today to learn more about our top loading arms.