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When you’re working with heavy trailers, you want gear that doesn’t flinch under pressure. This 2-speed manual landing gear set delivers a massive 50,000-lb lift capacity—25,000 lbs per jack—giving you serious strength for stabilizing and leveling. The welded-on steel build keeps things solid when you need dependable support every time you park or load up.
You don’t have to pick between muscle and efficiency with this setup. Low gear gives full lifting power at a ratio of 1" for every 34-1/2 turns when you need control under load. High gear speeds things up with 1" for every 4-1/2 turns when you just want to raise or lower quickly. Switching gears is as simple as repositioning the crank on the traditional gearbox—no complicated controls needed.
Ground clearance and uneven terrain aren’t a problem thanks to the drop legs with spring return. Each leg adds an extra 8" of lift and locks in place using side-facing plunger pins for quick adjustment. With 11-1/2" of drop-leg travel and 13" of jack travel, you get plenty of range to level your trailer whether you’re on gravel, dirt, or pavement.
Once these jacks are welded to your trailer frame, they stay put and keep things steady. The wide 9-7/8" footplates help prevent sinking in soft ground while spreading the load for a solid base. With outer tubes measuring 4-3/8" wide and inner tubes at 4", the structure stays rigid through repeated use and heavy loads.
This set comes complete with a sidewind handle and connecting rod so you can start cranking right away. The sidewind design offers good leverage and smooth motion, making it easy to fine-tune height without strain. Everything fits together cleanly for a sturdy, mechanical feel that works as hard as your trailer does.
Landing gear is designed to stabilize a portion of your trailer's weight, not to support the full GVWR of your trailer. Do not use landing gear to lift your trailer or RV during tire changes or service work because doing so will exceed the capacity of the landing legs.
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Today we're going to be taking a look at the square two-speed manual landing gear set. Now, this landing gear set lets you raise and lower your trailer quickly and easily. It's a complete weld-on installation, so this is going to weld directly onto your trailer. The unit's going to feature a two-gear set up, so you're going to have a low gear that's going to offer full lifting power and then you're going to have a high gear that allows you to operate the jacks at a faster pace or a faster operation. Now, this set is ideal for standard agricultural, construction and industrial trailer applications. You'll notice that it has the traditional gear box design on it that does require you to reposition the crank handle to switch between the gears.
Each jack is going to feature the drop legs with the spring return. That's going to increase overall extension for maximum adjustability. Spring return is simply you pull out this lever here, it's just a plunger pin, and the drop leg will return automatically. It's on a spring. And so you gotta watch out, stay clear of that.
Make sure you don't get anything caught in there, because these are heavy duty industrial grade. They're very strong and durable. That foot plate that's attached to the drop leg, that's really going to help spread out the applied weight, especially on softer surfaces to help prevent sinking. But again, those drop legs really help increase overall extension for maximum amount of adjustability. The plunger pins are positioned to the sides of the units. That's going to allow for much easier access.
The unit is made from a complete, just sturdy steel construction, has nice black powder-coated finishing over the whole unit. It's going to do a great job at resisting rust and corrosion. Again, weld-on installation to the trailer frame. Those foot plates are a nice round design. They're going to have a diameter of 9 7/8 of an inch.
I also want to point out that on each jack, as well as the gear box, you're going to have built in grease zerks. Those are going to allow for easy maintenance, so you can attach a grease gun to it, pump in the grease, it's going to lubricate the internal components and keep everything working as it should, which is going to help increase the overall lifespan of this landing gear set. You'll also notice that it comes with a handle. It's going to come with attachment hardware. You can swing that up when you're ready to use it. It's also going to come with your connecting rod, that's this piece right here. Nice durable design, steel construction, black powder-coated finish on there as well. And you're going to get all the necessary hardware to get everything attached where it needs to go. Now, because that connecting rod is so long, I actually couldn't fit it in for this video, but I did put it all together. I took some measurements that will hopefully be helpful to you. That connecting rod has an overall length, end to end, of 65 1/4 inches. You'll notice that the mount holes on that are elongated. Center of one mount hole going to the other end to the center of the other mount hole measures around 61 1/8 of an inch. So again, I put it together and with the rod attached to the jacks, the distance between the jacks from body to body was going to be between 69 1/4 inches to 72 inches. Now, this landing gear set is going to feature a lift capacity of 50,000 pounds, 25,000 pounds per jack. The overall height, not including the drop leg but with it in the fully retracted position is 30 inches, fully extended, again not including the drop leg is 43 inches. So this unit gives us a travel or lift of 13 inches, the height from the bottom of the foot plate to the closest point of the outer tube when fully retracted is 5 inches, fully extended is 18 inches. The drop leg is going to provide an additional 11 1/2 inches of travel. Each drop leg has four adjustment holes on it and those holes are separated on center by about four inches, so that's going to be your incremental height adjustment. Again, you got the plunger pins here on the side, a nice large handle. You can pull that out, rotate it. It's got a horizontal and vertical indention, so that way it holds that plunger pin handle in the position that you want it to be in while you're operating the unit. Now the outer tube is a square design, measures 4 3/8 of an inch by 4 3/8 of an inch. Inner tube, square design, 4 inches by 4 inches. Outer tube length from bottom to top 25 inches long. That's going to do it for today's look at the square two-speed manual landing gear set.
Ratings & Reviews

Mike L.
7/24/2026
Thanks David! We look forward to talking to you later!!!

Brooke M.
5/28/2025
Looks great, Gordon - thanks for sharing the photo!

Bud
8/29/2023
Its been a year since I installed the landing gear and could not be happier. One of the best repairs Ive made with quality parts. Thank you etrailer.com.

Tera
10/21/2023
So far so good, have not had any issues with this landing gear. It has proved to be equal to the Lippert system that broke on us.


Bradley R.
2/2/2020
The landing gear has worked flawlessly for a year. The only recommendation I have is that the zerk fitting be moved down an inch or so. They are useless because the square tube that goes between the two to activate the slave side is in the way. I had to remove the zerks so they wouldnt rub. Not a deal breaker. The Jacks are great and well built.
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Claire H.
6/10/2026
It looks great! Glad to hear it was a quick and easy install!