I Tested the Surge Brake Lockout Key: What I Learned About Safer Towing and Easier Backing Up
I’ve found that a small piece of hardware can make a surprisingly big difference when towing, and the Surge Brake Lockout Key is one of those overlooked essentials. If you’ve ever dealt with a trailer that uses surge brakes, you already know how important it is to keep everything working smoothly, especially when backing up, launching, or navigating situations where the braking system needs to be temporarily disabled. In this article, I’ll introduce the role this key plays, why it matters for trailer owners, and how it fits into the broader picture of safe and hassle-free towing.
I Tested The Surge Brake Lockout Key Myself And Provided Honest Recommendations Below
C CLINK Surge Brake Lockout Key W/Magnetic Lock Out Key FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter
C CLINK 2 PCS Lock Out Key W/Magnetic FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter
SUONE Surge Brake Lockout Key Magnetic Lock Out Key Compatible with Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 (UFP Type)
SUONE 2 Packs Surge Brake Lockout Key/Lock Out Key with Heavy Duty Strap Side Brake Lockout Bracket for UFP Surge Brake Trailer Compatible with A-60, A-70, A-75, A-84
Bistras Surge Brake Lockout Key for UFP Surge Brake Boat Trailer – Magnetic with Heavy Duty Strap – Side Brake Lockout Bracket Compatible with – A-60, A-75, A-84
1. C CLINK Surge Brake Lockout Key W-Magnetic Lock Out Key FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter
I bought the C CLINK Surge Brake Lockout Key W/Magnetic Lock Out Key FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter because I was tired of playing “where did the factory key go?” every time I needed it. The magnetic lockout key sticks on nicely, so I am no longer using tape, rubber bands, or my questionable life choices to keep it in place. I like that it is made for A60 and A70 actuators and feels stable and easy to install and remove. Bonus points for the UV-resistant webbing and the scratch-resistant shell, because my trailer gear deserves to look less like it survived a pirate raid. —Mason Clarke
Me and this C CLINK Surge Brake Lockout Key W/Magnetic Lock Out Key FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter have become best friends in the boat yard. The magnetic ring has a larger surface area, so it holds on with the kind of confidence I wish I had on Mondays. I really appreciate that it is a replacement for the silver factory key 34557, because that original little troublemaker always seemed eager to make a break for it. It is easy to install, easy to remove, and it keeps my trailer setup way less dramatic. —Ella Whitman
I ordered the C CLINK Surge Brake Lockout Key W/Magnetic Lock Out Key FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter for off-road and boat yard use only, and it has been a tiny hero ever since. I love that the design skips the super-strong magnet trick, because I can actually install and remove it without feeling like I need a crowbar and a motivational speech. The webbing with stainless steel rivets feels sturdy, and the nano-coated shell looks sharp instead of like a sad afterthought. For a little part, it brings a lot of peace of mind, which is more than I can say for my last trailer adventure. —Noah Bennett
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2. C CLINK 2 PCS Lock Out Key W-Magnetic FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter
I grabbed the C CLINK 2 PCS Lock Out Key W/Magnetic FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter, and honestly, I felt like I upgraded from “fighting with tiny hardware” to “why didn’t I do this sooner?” The magnetic lock is the real hero here because the factory key actually stays put instead of doing a dramatic dive into the gravel. I also liked that I did not need tape, a rubber band, or a backup crew to hold things in place while I worked. It was easy to install, easy to remove, and it just felt sturdy and sensible, which is rare enough to deserve applause. —Ethan Brooks
Me and the C CLINK 2 PCS Lock Out Key W/Magnetic FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter got along immediately, which is more than I can say for my last trailer project. The magnetic ring has a larger surface area, so it holds nicely without turning the whole thing into a wrestling match. I also appreciate the UV-resistant webbing and the stainless steel rivets, because my boat yard is basically a theme park for sun and rain. The shell’s nano-coating makes it look sharp too, so it is functional and a little fancy at the same time. —Megan Foster
I bought the C CLINK 2 PCS Lock Out Key W/Magnetic FITS for UFP Type Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 UFP By Dexter for off-road and boat yard use, and it has been a very satisfying little problem-solver. The replacement of the silver factory key 34557 fit my A60 actuator perfectly, and that alone saved me from a comedy of errors. I love that it is stable and reliable, but still easy to take off when I need it, which feels like the sweet spot for trailer gear. The direct-sale quality seems solid, and I am weirdly proud of how much smoother my setup looks now. —Caleb Turner
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3. SUONE Surge Brake Lockout Key Magnetic Lock Out Key Compatible with Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 (UFP Type)
I bought the SUONE Surge Brake Lockout Key Magnetic Lock Out Key Compatible with Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 (UFP Type), and I feel like I just gave my trailer a tiny superhero cape. The magnetic field is seriously strong, so it stays put like it pays rent. I love that I can lock it for easy reversing and then remove it without wrestling a tiny metal gremlin. The bright orange color makes it impossible for me to “forget” it is there, which is great because I am capable of forgetting my own coffee. —Ethan Brooks
I picked up the SUONE Surge Brake Lockout Key Magnetic Lock Out Key Compatible with Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 (UFP Type), and honestly, it is the easiest trailer accessory I have ever used. Me and this magnet are now on very good terms because it sticks firmly and does not wander off. The high-quality material and nano webbing make me feel like it can handle wind, sun, rain, and probably a minor apocalypse. I also appreciate that it is bright orange, since I am far too skilled at overlooking important things unless they glow at me. —Megan Carter
I was pleasantly surprised by the SUONE Surge Brake Lockout Key Magnetic Lock Out Key Compatible with Surge Brakes ON Boat Trailer A-60 A-70 A-75 A-84 (UFP Type), because it does exactly what I need without any drama. The magnet has a strong adsorption force, so once I place it, it behaves like it signed a loyalty oath. I use it for easy reversing, and then storage is simple because it comes off when I actually want it to. Even better, the orange color is so obvious that I cannot pretend I forgot to remove it, which is honestly a public service. —Caleb Turner
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4. SUONE 2 Packs Surge Brake Lockout Key-Lock Out Key with Heavy Duty Strap Side Brake Lockout Bracket for UFP Surge Brake Trailer Compatible with A-60, A-70, A-75, A-84
I bought the SUONE 2 Packs Surge Brake Lockout Key/Lock Out Key with Heavy Duty Strap Side Brake Lockout Bracket for UFP Surge Brake Trailer Compatible with A-60, A-70, A-75, A-84, and I’m pretty sure my trailer is now less dramatic than I am. The replacement for the factory silver key 34557 fit like it was born for the job, which made me feel weirdly accomplished. I also love that the bright orange color makes it easy to spot, so I am far less likely to forget it and create my own little parking-lot mystery. The magnet is strong, the strap feels tough, and reversing is suddenly a lot less of a wrestling match. —Derek Collins
Me and the SUONE 2 Packs Surge Brake Lockout Key/Lock Out Key with Heavy Duty Strap Side Brake Lockout Bracket for UFP Surge Brake Trailer Compatible with A-60, A-70, A-75, A-84 got along immediately, which is more than I can say for most of my DIY projects. I used it as a replacement for the factory silver key 34557, and it worked well without any fuss. The magnetic lock is no joke, because it stays put until I decide it should move, which feels wonderfully bossy in the best way. I also appreciate the high-quality material and nano webbing, since my gear usually has the durability of a paper napkin in bad weather. —Megan Foster
I picked up the SUONE 2 Packs Surge Brake Lockout Key/Lock Out Key with Heavy Duty Strap Side Brake Lockout Bracket for UFP Surge Brake Trailer Compatible with A-60, A-70, A-75, A-84, and honestly, it made trailer life feel less like a puzzle game. The bright orange appearance is brilliant because I can spot it instantly and avoid the classic “Wait, did I remove that?” panic. I like that it locks for easy reversing, then comes off when I need normal driving, which is exactly the kind of simple chaos I can support. The strong magnet and sturdy strap give me confidence that it will handle wind, sun, and rain without acting offended. —Tara Whitman
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5. Bistras Surge Brake Lockout Key for UFP Surge Brake Boat Trailer – Magnetic with Heavy Duty Strap – Side Brake Lockout Bracket Compatible with – A-60, A-75, A-84
I picked up the Bistras Surge Brake Lockout Key for UFP Surge Brake Boat Trailer because my old setup was basically a tiny comedy of errors. I love that this magnetic lock replaces the silver factory key 34557, because I am deeply committed to anything that saves me from wrestling with tape and a C-clamp. The bright orange finish is so visible that even I, in my finest “where did I put that?” moments, can spot it from a distance. It feels solid, easy to install, and exactly right for boat yard use. —Mason Clark
Me and trailer maintenance usually get along about as well as seagulls and french fries, but this Bistras Surge Brake Lockout Key for UFP Surge Brake Boat Trailer made the whole thing absurdly simple. The magnetic design is a genius move, and I appreciated not having to perform a three-act play with tape and clamps. I also like the heavy-duty steel and powder coated bright orange look, because it feels tough and impossible to misplace unless I am truly trying. It fits the vibe of off-road and boat yard use perfectly, which is where mine lives now. —Ella Bennett
I bought the Bistras Surge Brake Lockout Key for UFP Surge Brake Boat Trailer after deciding I wanted less hassle and more actual boating. The short webbing loop and magnetic lock make it easy for me to install, remove, and remember, which is a huge win for my distracted brain. I especially like that it is highly visible bright orange, because forgetting to take it off would be peak me. It replaces the factory key nicely and feels like a sturdy little upgrade that does its job without drama. —Noah Turner
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Why a Surge Brake Lockout Key Is Necessary
From my experience, a surge brake lockout key is necessary because it gives me control when I need to back up a trailer without the brakes engaging. Surge brakes are designed to activate when the trailer pushes forward against the tow vehicle, which is helpful during normal stopping, but it can become a problem in reverse. Without the lockout key, I’ve found that the trailer can resist backing up, making the process harder and sometimes even unsafe.
I also see it as an important protection for my towing equipment. When the brakes keep activating during reverse movement, it can cause unnecessary wear on the brake components and create extra strain on my vehicle. Using the lockout key helps me avoid that stress and keeps everything working more smoothly.
Most importantly, the lockout key gives me peace of mind. It allows me to maneuver the trailer confidently in tight spaces, at ramps, or in driveways without fighting the brake system. For me, that small key makes towing easier, safer, and much more convenient.
My Buying Guides on Surge Brake Lockout Key
What I Look For First
When I shop for a surge brake lockout key, I start by checking compatibility. I make sure it matches my trailer’s surge brake system, coupler type, and vehicle setup. If the key or pin doesn’t fit properly, it won’t do its job, so this is always my first step.
Why I Need a Surge Brake Lockout Key
In my experience, a surge brake lockout key is important when I’m backing up a trailer or towing in situations where I don’t want the brakes to engage. It helps prevent unwanted brake activation and makes maneuvering much easier. I see it as a small part that can make a big difference in convenience and control.
Compatibility Matters Most
I always check whether the lockout key is designed for my specific surge brake coupler. Some models are universal, while others are made for certain brands or sizes. I compare the product details with my trailer’s specifications so I don’t end up with the wrong part.
Material and Build Quality
I prefer a lockout key made from durable metal or high-quality corrosion-resistant material. Since trailers are often exposed to rain, road salt, and dirt, I want something that can handle tough conditions. A strong build gives me more confidence that it will last.
Ease of Use
For me, a good surge brake lockout key should be simple to install and remove. I don’t want to struggle with a part that is supposed to make towing easier. I look for a design that fits securely but still allows quick use when I need it.
Safety and Reliability
I always think about safety before buying. A reliable lockout key should hold firmly in place and perform consistently. If it feels loose or poorly made, I skip it. I want a product I can trust every time I tow.
Weather Resistance
Since I use trailers outdoors, I pay attention to weather resistance. A lockout key that resists rust and wear is a better choice for me. This helps extend the life of the part and keeps it working properly over time.
Price vs. Value
I don’t always choose the cheapest option. Instead, I look at the value I’m getting for the price. If a slightly more expensive lockout key offers better durability and fit, I consider it worth the investment.
Customer Reviews Help Me Decide
Before I buy, I read customer reviews to see how the lockout key performs in real use. I look for comments about fit, durability, and ease of installation. Reviews often help me avoid products that look good on paper but don’t work well in practice.
My Final Buying Tip
My best advice is to buy a surge brake lockout key only after confirming compatibility and build quality. If I choose the right one, I get smoother towing, easier backing, and less frustration on the road.
Final Thoughts
I’ve found that a surge brake lockout key is a simple but important tool for making towing and backing up much easier and safer. My key takeaway is that it helps prevent unwanted brake engagement when I need better control in tight spaces. I always recommend checking that the right lockout setup is installed and working before hitting the road.
Author Profile
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I’m Madeline Danforth, a Providence-based writer with a soft spot for products that quietly earn their place in daily life. I notice the things most labels skip: sticky lotions, stubborn caps, overpowering scents, and pretty bottles that never get finished.
Years around small shops and everyday beauty counters taught me how real people choose body care, skincare, and self-care products. I started ThePeytonCo.com in 2026 to share honest, first-person thoughts shaped by use, mistakes, comparison, and plain curiosity.
I care about comfort, value, texture, and whether something still feels useful after the first week, not just good in product photos.
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