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  1. Trailer Coupler Locks
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  3. Latch Lock
  4. Keyed Alike
  5. 3-3/8 Inch Span
  6. Universal Application Lock
etrailer Surge Brake Coupler Lock - 3-3/8" Span - 1/4" Diameter - Chrome

etrailer Surge Brake Coupler Lock - 3-3/8" Span - 1/4" Diameter - Chrome

Item # e98888
Retail:$40.29
Our Price: $23.65
You Save: 41%
Trailer Coupler Locks
Shipping Weight: 0.55 lbs
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Designed primarily for brake actuators that lock through the body, this lock has a covered keyhole and chrome plating to help prevent corrosion. Steel construction ensures long-lasting dependability. Can be keyed alike to match other etrailer locks. Great Prices for the best trailer coupler locks from etrailer. etrailer Surge Brake Coupler Lock - 3-3/8" Span - 1/4" Diameter - Chrome part number e98888 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (310)
  • Q & A (0)
  • Photos

etrailer Trailer Coupler Locks - e98888

  • Latch Lock
  • Keyed Alike
  • 3-3/8 Inch Span
  • etrailer
  • Universal Application Lock

Designed primarily for brake actuators that lock through the body, this lock has a covered keyhole and chrome plating to help prevent corrosion. Steel construction ensures long-lasting dependability. Can be keyed alike to match other etrailer locks.


Features:

  • Coupler lock secures the ball coupler of your trailer brake actuator to deter theft
    • Trailer can't be removed from your tow vehicle when locked onto ball
    • Would-be thieves can't secure your unhitched trailer to their tow vehicle with the coupler locked either
  • Large span is ideal for trailer brake actuators that fit 2-5/16" balls
  • Tamper-resistant design
    • Conical shaped housing ensures tight fit against coupler latch
    • Pick-proof screw-and-lock mechanism provides security
  • Rubber end and textured lock core make it easy to grip lock
  • Plastic cap covers key slot to help prevent internal corrosion
  • Sturdy steel construction
  • Chrome finish resists rust and corrosion
  • 2 Reversible, automotive-style keys included
  • Locks can be keyed-alike to match other etrailer locks
    • Select "Keyed Alike" from drop down menu above and enter number of locks into Quantity box
  • Made in the USA


Specs:

  • Application: surge brake couplers that lock through the body
  • Inside pin length (span): 3-3/8"
  • Overall length: 6-7/8"
  • Pin diameter: 1/4"
  • 1-Year warranty


etrailer Lock Compatibility

Note:

  • Lock can be keyed alike to match other etrailer locks.
  • To order keyed alike locks, select "Keyed Alike" from drop-down menu above and enter number of locks in Quantity box.


e98888 etrailer Trailer Coupler Lock for Surge Brake Couplers with 3-3/8" Span -Tow Ready 63213 - Rola 59104

Alternate part number: 28012




California residents: click here


Customer Satisfaction Score:


Customer Reviews

etrailer Surge Brake Coupler Lock - 3-3/8" Span - 1/4" Diameter - Chrome - e98888

Average Customer Rating:  4.7 out of 5 stars   (310 Customer Reviews)

Designed primarily for brake actuators that lock through the body, this lock has a covered keyhole and chrome plating to help prevent corrosion. Steel construction ensures long-lasting dependability. Can be keyed alike to match other etrailer locks.

by:

Prompt service, easy and reliable tracking, and very fair pricing. All this combined with a huge selection makes it a very pleasant shopping experience



by:

It fit perfectly on my boat trailer act uator.



by:

Great Product! We ordered 6 of these for our fleet of trailers. Very convenient with all the same key. Also purchased the matching coupler locks.
We are very happy with both the products AND customer service at etrailer. They are our first and only call for trailer supplies.



by:

Perfect for the Demco EzLatch on my utility trailer. Very easy to use and provides the security for my trailer that I sought.

The D.

8/4/2021

Works very well, and as intended. Adds a sense of real security & safety.



by:

Easy to use and fits my shorelander tra iler.



by:

I was sent a follow up email asking how I liked the lock, and I have to say that I liked it enough to buy it a second time after I LOST THE KEYS!!! Because losing keys in my job!!! But yes it is a great lock for my trailer, because it has an odd coupler that a pin goes completely through it and you can’t use a standard padlock or coupler lock. The coupler locks sold at local stores were not long enough to go through the coupler, so I has to search the internet and I found this at trailer.com and it works! I would definitely recommend this lock if you have this style of coupler.



by:

Great locks working well. Like the idea that they are keyed alike!



by:

Does the job but not sure it could hold up to a hammer.



by:

Good value since the coupler lock works exactly as intended. Best part - even tho outside year around in Seattle weather, no corrosion since chrome plating more than adequate. Works on both electric and surge brake couplers with thru-body locks requiring extra length (span).



by:

These seem to be made well. Yet to be seen how they hold up over time. Having several trailers, the keyed alike feature was important to me and I was able to order the lengths I needed for the various coupler types. I saw some reviews indicating that the operation of these was slow or tedious. I found that insert the key, hold the key and spin the black end was simple and quick.

Thomas

4/5/2023

These are working well about a year later. Happy with them



by:

I ordered this lock and an etrailer branded coupler lock as etrailer’s website says it can be keyed alike to any other etrailer branded lock. I required them to be keyed alike. I received two locks that were keyed differently. There were extra lock cores in the box like someone was going to change them out, but shipped them without doing so. I followed up with customer service to inquire as to why and was told that these locks can only be keyed alike to the same type of lock, not other locks. I was then told they would send the correct replacement lock. Then was told that was not possible. I requested to return my order for a refund as the website was very unclear as to what locks could be keyed alike. I received a refund for less than the cost of one of the locks. Worst experience with etrailer ever. I won’t be buying from them again.



by:

Takes to long to un screw and come apart. Only used it a couple of times.



by:

PURCHASED A TRAILER LOCK, IT FIT PERFECTLY. VERY HAPPY WITH THE PURCHASE

Ronald

5/17/2023

everything is still working great after a year of use.



by:

Does what it is supposed to. Not sure how easy it would be to snip or cut through, but I use it as a component of my security on a lightweight teardrop



by:

I received the coupler lock. My coworker joked "That will only stop a honest man" You could cur this off with a hack saw in thirty seconds.



by:

Thank You etrailer! Coupler lock would not work Called and explained that the lock would not open? I received on three days later and has worked fine since. Great service!!! My number 1 go too!!!



by:

As described, perfect fit and looks good. Quick ship as well. Thank you etrailer.com!!



by:

I drive in all sorts of weather, still looks and works like it did when it was new after 1 year.



by:

This steel lock mechanism will only keep an honest person away. I hit the lock with a hammer and it cracked off, rendering it useless. The key loxk has to be spun on, so if you keep the rubber protector in place its a pain to screw on with the key inserted. Get a reL trailer lock that goes in the ball mechanism. Do not wastevyoyr money on this styleock it is useless against and criminal intetent.

Etrailer Expert

Sierra K.

5/24/2022

Any lock can be tampered with until it fails. Item # BLTL-50-40D would be a good option for you.



by:

Great product! I bought this coupler lock to replace others that kept bending while pulling my boat. After a year and fishing about once a week, pulling over mountains, and having to hit the brakes hard a couple of times, this coupler has held up superbly! etrailer is my go to place for all trailer products, great selection of products, super description of their products, often with video link, fantastic service and very competitive prices!

Edward B.

3/6/2022

Super! Works as good today as the day I receivedit!



by:

Great product and I was able to get it to match the key on my other trailer lock



by:

I have broken 2 locking coupler locking pins due to tongue moving forward with surge brakes. This product is not an ideal solution as you need to spin on and off with the key to lock and unlock the pin. Turning a key 10-15 times to screw in and out is a pain. This will be a back up at best to some other solution I am still seeking.

Etrailer Expert

Sierra K.

12/1/2021

You may like this product better as it is just one turn of a barrel key which makes it a little easier: Item # MT76FR.



by:

Fits great



by:

I was needing a pin lock designed like there is nothing was hanging down to catch my hitch. Works perfect.



by:

This is my second set (the first set is still working and on a different truck)


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Show More Reviews

See what our Experts say about this etrailer Trailer Coupler Locks

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    If you are needing a lock for the Bulldog Collar-Lok Coupler w/ Low-Profile Latch, part # BD028287, and a lock for the hitch receiver on your vehicle that are keyed alike you can use the Deadbolt brand lock. For your Bulldog coupler you would have to use the Trailer Coupler Lock, part # e98888. This is a coupler lock with an inside width of 3-3/8 inches. I pulled the Bulldog coupler from our warehouse and measured the size of the lock pin that goes in the coupler. It measured 5/16 inch...
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  • Hitch Pin/Lock Needed For Demco Channel Tongue Trailer Coupler # DM15931-95
    For the Demco Channel Tongue Trailer Coupler # DM15931-95 you will need the Coupler Pin # 37201281 to ensure the hitch ball does not come unlatched while towing. You can also use the Lock # e98888 for additional security. The Pin # 37201244 you found only has a usable length of 2-9/16" and you need a minimum of 3" to fit your coupler. Also with the coupler pin opening of 5/16" you will not want to use a 5/16" pin as the pin is more likely to get stuck due to corrosion.
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    You will need to use the etrailer Coupler Lock # e98888 with your Demco Trailer Coupler # DM14040-81. The InfiniteRule Lock is only for a 2" Demco eZ-Latch coupler. The etrailer lock above is longer to fit your wider coupler.
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  • Availability of a Locking Pin for the Bulldog Collar-Lok Coupler with Low Profile Latch
    Yes, I recommend the etrailer.com coupler lock # e98888 because it can replace the existing pin and it will fit inside the Bulldog Collar-Lok # BD028287. Just in case you don't have a lock for your hitch receiver, I recommend etrailer.com hitch receiver lock # e98880, that has an inside width of 2-5/8 inches for a 2 inch hitch. If you have a 2-1/2 inch hitch you can use the etrailer.com hitch receiver lock # e98881, that has an inside width of 3-1/16 inches. I included several video...
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  • Availability of Keyed Alike Trailer Hitch and Trailer Coupler Lock
    For the lock for the 2-1/2 inch receiver, I'd recommend our etrailer.com # e98881. For the coupler lock, there are several available choices with different spans. # e98884 - 1/2 inch span # e98886 - offers a 2 inch span # e98887 - 2-1/2 inch span # e98890 - 7/8 inch span # e98888 - 3-3/8 inch span On the product description page for each item, there's a drop down menu where you can choose 'keyed unique' or 'keyed alike'. Choose the 'keyed alike' option on each lock you'd like keyed alike.
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  • Locking Pin for Brake Actuator Coupler
    You have a couple of good options. You can use our etrailer.com Coupler Lock, part # e98888, through the latching mechanism on the top of your coupler. This has a wide width so it will clear the sides.
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  • Coupler Lock for Demco Channel Tongue Trailer Coupler # DM13203-52
    You can use the etrailer.com Coupler Lock # e98894 if you are looking to keep your trailer from being coupled to. If you are looking for a lock that prevents it from being uncoupled then that would be the part # e98888. Either of these are great options to help secure your trailer with the Demco Channel Tongue Trailer Coupler # DM13203-52 and deter theft.
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  • Locking Trailer Hitch Pin for 2-1/2 Trailer Hitch Keyed Alike to a Trailer Coupler Lock
    The only option we have for you to receive both a coupler lock and hitch pin lock keyed alike for your 2-1/2" trailer hitch receiver and your trailer coupler would be to use the Trailer Hitch Receiver Lock part # e98881 with the Trailer Coupler Lock part # e98888 or the Coupler Lock part # e98894. Once you have selected the locks, you can then choose to have the locks keyed alike for the drop down menu on the product page. The hitch pin on your 2-1/2" trailer hitch is the same diameter...
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  • Locking Options for Brake Actuator
    You can use the Trailer Coupler Lock for Surge Brake with 3-3/8" Span, part # e98888, to lock a actuator like # T43397007K once it's attached to the hitch ball through the latching mechanism on the top of your coupler. This product has a wide width so it will clear the sides. The Master Lock 1-7/8" and 2" Trailer Coupler Lock, part # 377DAT, is an option that locks the trailer when it's not connected to the hitch ball. It attaches where the trailer hitch ball would go.
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  • Recommended Locking Pin for Demco DM69FR Trailer Coupler
    We certainly do! The hole in the # DM69FR coupler that the locking pin would pass through is 5/16, which would easily accept the 1/4 inch diameter locking pin used by the etrailer # e98888 Coupler Lock. I've linked to a product demonstration video featuring the # e98888 lock.
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  • Coupler Lock With 1/4 Inch Diameter Pin Recommendation
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  • Coupler Lock for Bulldog Collar-Lok Coupler
    Hi. You would not have needed to make a hole in the Bulldog Collar-Lok Coupler # BD028463 to lock it, you would only need to use Trailer Coupler Lock # e98888. This lock would go through the latch where the pin is to secure your coupler.
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  • Trailer Coupler Lock for a Cattle Trailer with a Bulldog Coupler
    It sounds like you are looking for a coupler lock. Most latch style trailer couplers have a hole that is 1/4 inches or more in diameter. We have several different locks that will fit such as # e98888. It has a 1/4 inch diameter pin and the usable width is 3-3/8 inches. We also have # e98886 with a 2 inch usable width. There are also adjustable locks, # 2847DAT, with a 1/4 diameter and a usable width of 5/8 inches, 1 inch, or 2 inches. I have linked a video review of this lock for you....
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  • Recommended Coupler Lock For Dexter DX7.5 Drop-N-Go Brake Actuator 099-175-20
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  • Can an Order for Multiple Tow Ready Locks Be Keyed the Same
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  • Will The Blaylock EZ Coupler Lock Work With A Demco EZ Latch Coupler.
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  • Trailer Coupler Safety Pin with At Least 3 Inch Span
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  • How To Lock the Titan Zinc-Plated, Leverlock Coupler Part T4845000
    In order to lock the Titan Zinc-Plated, Leverlock Coupler part # T4845000 you have a few options. The easiest option would be to simply replace the latch pin that comes with the coupler for a locking pin, the etrailer Trailer Coupler Lock part # e98888. The other option is a wraparound style coupler lock, the Fastway Universal Trailer Coupler Lock part # FA86-0015-318. That said, you could actually use both if you wanted.
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  • Availability of Hitch Lock for Titan Aero Actuator
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  • Recommended Lock for Demco Easy Latch and a Demco Adjustable Channel Coupler
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  • Does Demco DM89FR EZ Latch Flat Plate Coupler Need Locking Pin In Place At All Times
    Having a cross-pin coupler lock like # e98888 in place isn't required, but it's a good idea for both theft protection and protection against vandalism.
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Info for this part was:

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Employee Andrew K
Installed by:
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