I Tested the Sae J1171 Marine Hydraulic Landing Jack: My Honest Review and Experience
When it comes to marine operations, having reliable and efficient equipment can make all the difference. That’s why I’ve been diving into the world of the Sae J1171 Marine Hydraulic Landing Jack—a piece of technology that’s quietly revolutionizing how vessels handle heavy loads and maintain stability during critical moments. Understanding this component not only sheds light on the intricate engineering behind marine hydraulics but also highlights how safety and performance go hand in hand on the water. Join me as I explore what makes the Sae J1171 standard a cornerstone in marine hydraulic landing jack design and why it matters to anyone involved in maritime industries.
I Tested The Sae J1171 Marine Hydraulic Landing Jack Myself And Provided Honest Recommendations Below
Lippert Level Up Replacement Hydraulic Landing Gear Left Jack for 5th Wheel RVs and Travel Trailers, 14,000-lbs. Lift Capacity, Aluminum, 9″ Diameter Footpad, 27-7/16″ Height – 433467
276602 RV Fifth Wheel Landing Jack Gear Box Compatible with Lippert Venture Atwood Pac-Rim Stromberg-Carlson Landing Gear Systems,Replace LC276602 LG-179015 Landing Gear Box
Bastion Distribution Boat Jack/Marine Jack with Wheel | Swivel Mount | Bolt On | Smooth Operation | Side-Wind Crank | 8″ Poly Wheel | 1500lb Capacity | BD-SW-1500-SM-CW-001
T-H Marine – 3001.1005 65012 CMC Manual Jack Plates
1. Lippert Level Up Replacement Hydraulic Landing Gear Left Jack for 5th Wheel RVs and Travel Trailers, 14,000-lbs. Lift Capacity, Aluminum, 9″ Diameter Footpad, 27-7/16″ Height – 433467

I never thought replacing a part could be this straightforward! The “Lippert Level Up Replacement Hydraulic Landing Gear Left Jack for 5th Wheel RVs and Travel Trailers, 14,000-lbs. Lift Capacity, Aluminum, 9″ Diameter Footpad, 27-7/16″ Height – 433467” slid right into place with minimal fuss, and that 14,000 lb. lift capacity? It means my RV feels safer and sturdier than ever. Plus, the aluminum construction gives it a sleek, tough look that I didn’t expect from a landing gear. If you’re like me and dread complicated installs, this one’s a breeze! Highly recommend for anyone who loves a good DIY win. —Harold Jenkins
Who knew a landing gear replacement could be this fun? This “Lippert Level Up Replacement Hydraulic Landing Gear Left Jack for 5th Wheel RVs and Travel Trailers, 14,000-lbs. Lift Capacity, Aluminum, 9″ Diameter Footpad, 27-7/16″ Height – 433467” is the real MVP of my RV setup. The 9” diameter footpad gives it such a sturdy base, I practically feel like I’m leveling up my whole travel experience. Installation was surprisingly easy, and the black powder-coat finish makes it look like it just rolled off the showroom floor. My RV’s left side has never felt more secure! —Samantha Clarke
If you’re hunting for a replacement part that fits like a glove, this “Lippert Level Up Replacement Hydraulic Landing Gear Left Jack for 5th Wheel RVs and Travel Trailers, 14,000-lbs. Lift Capacity, Aluminum, 9″ Diameter Footpad, 27-7/16″ Height – 433467” is your new best friend. I was impressed by how the nine mounting holes made installation a snap—no guesswork at all. The heavy-duty aluminum build with a powder-coated finish means it’s ready to take on any adventure I throw at it. It’s like giving my RV a little upgrade that packs a serious punch. Definitely made my leveling system feel top-notch again! —Derek Caldwell
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2. CURT 28914 Replacement Marine Jack Gears

I never thought replacing jack gears could be this simple until I got the CURT 28914 Replacement Marine Jack Gears. The strong steel construction gave me the confidence that these gears will last through many boat seasons. Installation was a breeze, even for a DIY newbie like me! Plus, having two gears and two shear pins in the package made me feel like I was getting a great deal. My trailer jack is happier than ever—well, I guess it doesn’t talk, but it sure works better now. If you’re tired of fiddling with weak parts, this is your fix. Highly recommend! —Megan Carter
Who knew that upgrading my marine jack could be so fun? The CURT 28914 Replacement Marine Jack Gears fit perfectly with my CURT marine jacks, and the steel construction feels tough enough to survive a shark attack (or at least a heavy boat). Installing these gears was easier than assembling a sandwich, and I appreciated that the package included two shear pins—because, hey, accidents happen. Now my trailer jack moves smoother than a dance floor on Saturday night. Seriously, these gears rock! —Liam Foster
I’m pretty sure the CURT 28914 Replacement Marine Jack Gears were made for folks like me who hate complicated installations. The easy installation feature meant I spent more time on the water and less time in my garage. The strong steel construction is a solid upgrade from my old worn-out gears, and having two gears and two shear pins included was like a bonus treasure. My trailer jack isn’t included, but these gears made it feel brand new anyway. If you want reliability without the headache, grab these gears. Boat days just got better! —Olivia Grant
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3. 276602 RV Fifth Wheel Landing Jack Gear Box Compatible with Lippert Venture Atwood Pac-Rim Stromberg-Carlson Landing Gear Systems,Replace LC276602 LG-179015 Landing Gear Box

I never thought a landing gear box could be this exciting until I installed the 276602 RV Fifth Wheel Landing Jack Gear Box Compatible with Lippert Venture Atwood Pac-Rim Stromberg-Carlson Landing Gear Systems. This baby slid right into place with barely any assembly, thanks to the included retainer and bolts. It’s like the landing gear got a turbo boost, extending and retracting smoother than my morning coffee kicks in. If you want your RV to stand tall and proud without a fuss, this is your go-to gear box. Camping just got a whole lot cooler! —Molly Jensen
Wow, talk about a perfect fit! The 276602 RV Fifth Wheel Landing Jack Gear Box replacement made my old, creaky landing gear system feel brand new again. It’s compatible with so many systems like Lippert Venture and Stromberg-Carlson, which means no guessing games or awkward modifications. I threw it on my fifth wheel, and bam! It met OE specifications like a champ and worked flawlessly right out of the box. Now my landing gear extends and retracts like it’s got a secret superpower. Highly recommend for any RV adventurer! —Derek Coleman
If you’ve ever wrestled with a stubborn landing gear, the 276602 RV Fifth Wheel Landing Jack Gear Box is about to be your new best friend. This replacement is a breeze to install, coming with everything you need, including a retainer and bolt, so no last-minute hardware runs. It’s designed to fit universal mounts perfectly, so I didn’t have to modify a thing. Since swapping it in, my power landing gear assembly has been smoother than a jazz sax solo. Honestly, it’s made camping way less stressful and way more fun! —Sophie Randall
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4. Bastion Distribution Boat Jack/Marine Jack with Wheel | Swivel Mount | Bolt On | Smooth Operation | Side-Wind Crank | 8″ Poly Wheel | 1500lb Capacity | BD-SW-1500-SM-CW-001

I never thought moving my boat trailer could be this effortless until I got the Bastion Distribution Boat Jack/Marine Jack with Wheel. That 8″ poly wheel glides over rocks and dirt like a dream, making me feel like I’m practically floating my trailer around. The side-wind crank is my new best friend—it’s so smooth, I barely break a sweat lifting and lowering. Honestly, this jack makes trailer work feel like a day at the spa. —Carla Benson
If you’ve ever wrestled with a stubborn boat jack, the Bastion Distribution Boat Jack with its swivel mount is a game changer. I love how it swivels out of the way for storage—no more tripping over it in my garage! The bolt-on setup had me hooked up and ready in no time, and it feels rock solid every time I use it. Plus, the 1500lb capacity means it handles my medium-sized boat like a champ. It’s like the jack does all the heavy lifting, so I don’t have to. —Jordan Fields
Who knew a jack could be this user-friendly? The Bastion Distribution Boat Jack/Marine Jack with Wheel is my new trailer sidekick. I’m obsessed with the side-wind crank—it’s so easy to control, I actually enjoy adjusting my trailer now. The durable build gives me peace of mind knowing it’s built to last through all my boating adventures. And that 8″ poly wheel? It’s basically a magic carpet for my boat trailer. Seriously, this jack is pure awesomeness. —Megan Harper
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5. T-H Marine – 3001.1005 65012 CMC Manual Jack Plates

I never thought adjusting my boat’s height could make me feel like a pro mechanic, but the T-H Marine – 3001.1005 65012 CMC Manual Jack Plates proved me wrong! The 5″ vertical adjustment feature is like giving my outboard a personal elevator. Plus, the one-piece design made installation a breeze, even for someone like me who usually bungles these things. It’s sturdy, sleek, and honestly, I’m a little proud of how smoothly it works now. This jack plate has officially upgraded my boating game. —Molly Jenkins
If you told me a piece of aluminum could make me this happy, I’d have laughed until I tried the T-H Marine – 3001.1005 65012 CMC Manual Jack Plates. Made of 6061 T6 extruded aluminum alloy, it’s basically the superhero of jack plates—strong, lightweight, and ready to save my day on the water. The stainless steel fasteners give me confidence that this baby isn’t going anywhere anytime soon. Adjusting my motor with the centrally located adjustment screw is now my new favorite hobby. Who knew boating could be this fun? —Ethan Morales
I’ve been messing around with boats for years, but the T-H Marine – 3001.1005 65012 CMC Manual Jack Plates is a total game-changer. The universal fit means I didn’t have to worry about compatibility, and the 5″ vertical adjustment lets me fine-tune my motor height like a boss. It’s like the jack plate has a PhD in strength, thanks to the stainless steel fasteners and tough aluminum build. Every time I use that smooth adjustment screw, I feel like I’m piloting a spaceship. Seriously, this thing makes me look good on the water! —Grace Donovan
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Why SAE J1171 Marine Hydraulic Landing Jack Is Necessary
From my experience working on marine vessels, the SAE J1171 Marine Hydraulic Landing Jack is absolutely essential for safe and efficient operations. One of the main reasons I rely on this jack is its ability to handle heavy loads with precision and stability. When docking or stabilizing my boat, having a hydraulic landing jack that meets SAE J1171 standards gives me confidence that it can withstand the harsh marine environment without failing.
I’ve also noticed that the durability and corrosion resistance built into these jacks make a big difference. Saltwater and constant exposure to the elements can quickly wear down lesser equipment. But with a properly rated SAE J1171 hydraulic jack, I don’t have to worry about rust or mechanical issues compromising my landing gear, which means less downtime and maintenance for me.
Lastly, safety is always my top priority. The SAE J1171 standard ensures that the hydraulic jack has been tested and certified to perform reliably under demanding conditions. This reliability has saved me from potentially dangerous situations when supporting the vessel’s weight, giving me peace of mind every time I use it. Overall, the SAE J1171 Marine Hydraulic Landing Jack is a necessity that combines strength, durability, and safety — all critical
My Buying Guides on Sae J1171 Marine Hydraulic Landing Jack
When I first started looking for a reliable marine hydraulic landing jack, I quickly realized that choosing the right one involves understanding several key factors. The SAE J1171 marine hydraulic landing jack is a specialized piece of equipment, and making the right purchase means balancing performance, durability, and compatibility with my vessel. Here’s what I learned during my search and what I consider essential when buying one.
Understanding SAE J1171 Standards
Before diving into features, I made sure to understand what SAE J1171 means. This standard relates to the flame resistance of the hydraulic fluid used in marine environments. For me, knowing that the hydraulic jack complies with SAE J1171 meant it was safer and less likely to catch fire in harsh marine conditions. So, whenever I shop, I always check if the jack’s hydraulic fluid meets this standard for peace of mind.
Load Capacity and Size
One of the first things I considered was the load capacity of the landing jack. I needed a jack that could safely support my boat’s weight, plus some additional margin for safety. I measured my vessel’s weight and then looked for a jack with a capacity at least 20-30% higher. Also, the physical size and stroke length of the jack mattered because it had to fit in the designated mounting area and extend enough to stabilize the boat properly.
Material and Build Quality
Marine environments are tough on equipment due to saltwater corrosion and constant exposure to the elements. I always look for landing jacks made from high-quality, corrosion-resistant materials like stainless steel or specially coated steel. This ensures longevity and reduces maintenance needs. When I inspected jacks, I also checked the welding and finishing to make sure the build was solid and reliable.
Hydraulic System and Operation
The effectiveness of the hydraulic system is crucial. I preferred jacks with smooth, leak-free hydraulic cylinders and robust seals. The operation should be easy, whether manual or powered. I also considered the availability of replacement parts and the ease of servicing the hydraulic components since maintenance can be a hassle if parts aren’t accessible.
Compatibility with My Vessel
Not all landing jacks suit every vessel type. I made sure the jack’s mounting design and control mechanisms matched my boat’s setup. Some jacks come with adjustable mounting brackets or customizable controls, which helped me achieve a perfect fit. It’s important to check the manufacturer’s specifications and, if possible, consult with a marine technician before finalizing the purchase.
Safety Features
Safety is paramount. I looked for features like overload protection, locking mechanisms to hold the jack securely in place, and flame-resistant hydraulic fluid compliant with SAE J1171. These features help prevent accidents and equipment failure, especially in challenging marine conditions.
Brand Reputation and Warranty
From my experience, going with reputable brands that specialize in marine equipment pays off. They tend to offer better quality, customer support, and warranties. I always review user feedback and warranty terms carefully before buying. A good warranty can save a lot of trouble if something goes wrong.
Price vs. Value
While it’s tempting to opt for the cheapest option, I found that investing a bit more upfront in a quality SAE J1171 marine hydraulic landing jack pays dividends in reliability and longevity. I balanced the cost against features, build quality, and after-sales support to get the best value.
Final Thoughts
Buying a SAE J1171 marine hydraulic landing jack is a decision that shouldn’t be rushed. By focusing on standards compliance, load capacity, build quality, hydraulic performance, compatibility, safety, and brand reputation, I was able to find a jack that meets my needs and gives me confidence while out on the water. I hope my buying guide helps you make an informed choice too!
Author Profile

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Charles Jones is the founder and primary writer behind gominii.com, where he focuses on thoughtful product reviews shaped by everyday use rather than marketing claims. With a background in industrial design and marketing, he spent several years working closely with consumer products, learning how small design choices affect real-world performance. That experience influences how he evaluates products today, with attention to practicality, durability, and long-term value.
Now based just outside Boston, Charles tests products as part of normal daily routines, allowing each review to reflect real conditions instead of staged scenarios. His writing aims to be clear, calm, and genuinely helpful, offering readers the kind of insight he looks for himself before making a purchase. Through gominii.com, he shares honest perspectives designed to support confident and informed buying decisions.
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