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Choosing the Right Underhoist Stand for Your Shop
Selecting the appropriate underhoist stand depends on several factors specific to your shop's needs. Consider the types of vehicles you service most frequently—passenger cars, light trucks, or heavy-duty commercial vehicles—as this will determine the weight capacity requirements. Most stands range from 3/4 ton to 20 tons, with professional shops typically requiring multiple capacity options to handle diverse workloads.
Height range is equally important. Standard underhoist stands typically extend from approximately 49" to 81", though specific models vary. Shops working primarily with lifted vehicles on two-post or four-post lifts will need stands with sufficient minimum height, while those performing lower-level work may benefit from shorter models designed for waist-height applications. Some models feature hydraulic operation or foot pedals for hands-free adjustments, which can significantly improve workflow efficiency when positioning components.
Safety Standards and Professional Compliance
Professional-grade underhoist stands typically comply with ASME PASE safety standards, which establish requirements for portable automotive shop equipment. These standards address load capacity ratings, stability testing, construction materials, and safety factors. When evaluating stands for your shop, verify that products meet current ASME PASE specifications to ensure they align with professional safety practices and workplace regulations.
Proper usage extends beyond purchasing certified equipment. Always verify that the stand's rated capacity exceeds the weight of the component being supported, position the base on level, solid flooring, and ensure the saddle makes full contact with the component. Underhoist stands are designed to support vehicle components during removal and installation—they are not intended to stabilize or support entire vehicles independently.
Design Features That Impact Performance
Base configuration significantly affects stability and maneuverability. Circular bases typically range from 11" to 14" in diameter and may feature a slightly rounded bottom that allows rocking for precise positioning while maintaining stability under load. Tripod bases offer a wider footprint—often around 24" across—providing enhanced stability for heavier components, though they require more floor space.
Adjustment mechanisms vary by model. ACME threaded screws with bearing-mounted spin handles provide fine height control and self-locking positioning, preventing unintended lowering under load. Some models incorporate foot pedals that enable hands-free height adjustments, particularly useful when supporting components that require frequent micro-adjustments during installation. Hydraulic models offer rapid height changes with minimal physical effort, beneficial in high-volume shops.
Saddle design affects versatility. Contoured U-shaped saddles typically measuring between 1.5" x 5" and 4.5" x 5" accommodate various component geometries, from transmission pans to exhaust systems. Square saddles provide flat, stable support for boxed components. Consider which saddle configuration best matches your most common applications.
Common Applications and Use Cases
Underhoist stands excel in numerous automotive service scenarios. Transmission removal and installation represents one of the most frequent uses, where the stand supports the transmission's weight while technicians disconnect mounting points and guide the unit away from the engine. Exhaust system work benefits from underhoist stands that can support sections while clamps and hangers are removed, preventing stress on remaining connections.
Differential and driveshaft service, shock and strut replacement, catalytic converter installation, radiator removal, and fuel tank servicing all benefit from proper underhoist stand support. Some technicians also use these stands for aftermarket accessory installation such as running boards, skid plates, and bumpers where component positioning matters. The key advantage is maintaining consistent height and positioning while both hands remain free for fastening work.
Note: Specifications vary by model. Always check individual product listings and manufacturer documentation for exact capacity ratings, height ranges, base dimensions, and compliance certifications before purchase.
Underhoist Stands
Different projects require different degrees of stability and control. Getting extra support for your work is easier than ever when you use one of our high quality underhoist stands. From engines to exhaust to transmissions and more, there are many different jobs that can be made much easier with the help of tall jack stands. We have a large collection of powerful and reliable options that will help you get the power you need.
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Underhoist stands work by holding up your work from the bottom. They are thin and easily portable, allowing you to set them up when you need them and store them anywhere when you don’t. Simply place them under whatever project you are working on and they will work with your hoist to create a rigid and powerful grip that will help minimize movement and help you work more precisely and with less hassle. Whether you are installing a new system in a vehicle or making simple repairs, this is a tool that will make your day easier every time.
We have many different options for tall jack stands to help you find the perfect option for your shop. At their simplest, underhoist stands come with a simple design, with a jack that will help you adjust the length in seconds. They are highly economical and quick to set up, making them an easy addition to any garage. There are also sturdier tripod models as well as flared bases for the ultimate support. The smaller options provide up to ¾ of a ton in weight capacity while the strongest models can hold up to 20. Take time to consider the work you perform regularly so you can get a stand that matches your needs!
We provide the highest quality equipment so you can keep your shop moving at its best, finishing more work every day with ease. Find stands that will combine with your hoists to create a safer, easier work environment and give you the security you need to work.
WARNING: These products can contains certain metals/chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov