The 9 Best Heavy Duty Trailer Axle Kits (2022 reviews)

Not everyone likes to purchase an axle for their regular use, but the Sturdy Built Heavy Duty Trailer Axle Kit would be an anomoly. The sturdy built heavy duty trailer axle kit is perfect for fresh water or saltwater boat trailers, or utility/land trailers in icy or coastal locations. All the hardware to mount a single axle to your leaf springs together in one kit. This trailer bolt kit is most common on boat trailers with either 2, 220 lb or 3500 lb trailer axles using 1.

The kit is designed to install a 2 inch by 2 inch square axle, and the hot-dipped galvanized coating on all of the parts helps prevent rust in the harsh marine environments. Finally, the sturdy built heavy duty trailer axle kit is good for good quality and it is a perfect fit.

One customer says - "arrived very fast and was easy to install. ". Most buyers found that the kit definitely looked sturdy, plus these were used as part of a hub / axle rebuild and worked perfectly.

Customers say that getting a leaf springs for boat trailer, along with axle is useful.

Why We Like This:

Enough bolts and plates to mount a single axle to your trailer.
This comes with fit right and it is right.
This is made for quick delivery and it can be bought for good value.
These make for a great buy and it can be adjusted for exact fit.

Best For Heavy Duty: Sturdy Built Bolt Kit

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The best part: Sturdy Built Bolt Kit costs comparatively little and it is available to ship in 24 hours. The sturdy built bolt kit will also fit 2-inch wide springs. Make sure this fits by entering your model number. This trailer bolt kit is most common on boat trailers with either 2, 220 lb or 3500 lb trailer axles using 1.

The axle is perfect for fresh water or saltwater boat trailers, or utility/land trailers in icy or coastal locations. Most importantly, the sturdy built bolt kit is right and it is very heavy.

Therefore, most customers agree that the axle suits them best, and no one questions it.

Customers discovered that getting a leaf springs for boat trailer, along with axle is useful.

Why We Like This:

Enough bolts and plates to mount a single axle to your trailer.
Lot of satisfied buyers.

Best With Tire: Tk Trailer Parts Heavy Duty Trailer Axle Kit

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Not everyone likes to purchase axles for their daily purpose, but the TK trailer parts heavy duty trailer axle kit would be an anomoly. The TK trailer parts heavy duty trailer axle kit is a packaged kit to ensure proper fitment of running gear. With the axle, suspension, and tire and wheel assemblies all in one bundle, you won’t have to spend time looking for individual parts or trying to match different options from different sources. Moreover, it is designed for use on light duty trailers. Above all, the TK trailer parts heavy duty trailer axle kit is welded with spring seats on the bottom.

One customer says - "Yes we can get you a custom axle made. ". Almost all buyers found that the kit came with a wiring harness.

Why We Like This:

4: 2.5k u-bolt kits; 1: double eye tandem hanger kit.
4- 15" 225/75 r15 8 ply radial tire and wheel assembly.
2: 5.2k 12"x2" electric drum brake axle.
Choice to add a spare to have all you need for a complete kit.

RELATED: Best Trailer Brake Shoes

Best With Bolt Pattern: Rockwell American Heavy Duty Trailer Axle Kit

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate axle. The Rockwell American heavy dutytrailer axle kit is exactly that - it's a simple axle that hits all the right notes. The Rockwell American heavy duty traileraxle kit comes with a 2 yr manufacturer 's warranty. Make sure this fits by entering your model number. These axles come with a superior powder - coated finish and posi-lube spindles that provide continuous bearing protection.

Most importantly, the Rockwell American heavyduty trailer axlekit is available in the sizes shown in the 3rd picture, Search "rockwell American or Johnson trailer parts" in the Amazon search bar for more trailer parts.

Almost all buyers quickly discovered that the kit would be more stable dumping and towing.

Customers discovered that getting a 7 pin heavy duty trailer plug and trailer braking system, with this kit made their life much easier.

Why We Like This:

This is good for running gear set and it is used for tire sizes.
This includes a 32 oz johnson trailer parts double walled insulated mug.
8 lug on 6.5 bolt pattern.

RELATED: Best Trailer Braking Systems

Best For Number Of Leaves: Tk Trailer Parts Mounting Axle

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The TK trailer parts mounting axle should be able to handle its purpose and duties with ease. Also, this is used to the number of leaves and it reduces wear. Spring seats required for mounting the axle to the leaf spring are sold separately. Most importantly, the TK trailer parts mounting axle will replace suspension on axle brands.

Few customers bought 7 pin heavy duty trailer plug, along with the axle.

Why We Like This:

(2) u-bolt tie plates for 1-3/4" or 2" spring.
Delivers what they promise.

Best With Quick Shipping: Reliable Aftermarket Parts Our Name Says It All Heavy Duty Trailer Axle Kit

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Reliable Aftermarket Parts Our Name Says It All is known for creating pragmatic and minimalist axles for people on the go, and its line of reliable aftermarket parts Our name says it all heavy duty trailer axle kit definitely falls in line with that reputation. The Reliable Aftermarket Parts Our Name Says It All Heavy Duty Trailer Axle Kit fits most 3500 lb round trailer axles. Make sure this fits by entering your model number. In addition, the kit is used for identification purposes only. Most importantly, the reliable aftermarket parts our name says it all heavy dutytrailer axle kit is used for most 3500 lb.

Customers found that buying a leaf springs for boat trailer, along with kit is useful.

Why We Like This:

Used for most 3500 lb. Axles with 1-3/4" wide springs.
The manufacturer says: we come from humble roots with a mission that has never changed.
1/2" diameter round u-bolt, zinc plated mounting plate.
Heavy duty 2-38" round u-bolt kit includes.

Best For Cotter Pins: The Trailer Parts Outlet Heavy Duty Trailer Axle Kit

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The best part: The Trailer Parts Outlet Heavy Duty Trailer Axle Kit costs comparatively little and it is available to ship in 24 hours. The The trailer parts outlet heavy duty trailer axlekit is for a tandem axle 7k (14k total) setup. Spring seats required for mounting the axle to the leaf spring are sold separately. Also, it is great for cotter pins and it is good for the number of leaves.

Finally, the trailer parts outlet heavyduty traileraxle kit will replace suspension on axle brands.

"The 29.5" leaf springs provided ample axle spacing. " - says, one customer. With no doubts, this product passed the test and had very satisfied buyers eager to share their experience.

Customers say that buying a 7 pin heavy duty trailer plug, along with kit is useful.

Why We Like This:

This kit has everything you need to mount your trailer's 3" round axle.
(4) 6 leaf slipper spring for 8000 lb axles.
Require re application for heavy duty 7k or 8k axle setup.
(4) u-bolt tie plates for 1-3/4" or 2" spring.

Best For Use: Dexter Heavy Duty Trailer Axle Kit

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The Dexter Heavy Duty Trailer Axle Kit might be a relatively new release, but it's still nothing short of impressive this year. The dexter heavy duty trailer axle kit is designed for use on light duty trailersutility, boat, car haulers, atv, lawn & landscape, motorcycle,sss bbq pit, cargo, enclosed, rv trailers and more. High strength cambered steel axle tube construction to ensure even tire wear. In addition, this is a packaged kit to ensure proper fitment of running gear.

Lastly, the dexter heavy duty trailer axle kit works for the original series and it is ideal for high strength.

Almost all customers agree that the axle is an 8 lug bolt pattern.

Customers say that getting a 7 pin heavy duty trailer plug, along with axle is useful.

Why We Like This:

Add a spare and you're all set.
Grease your axle without pulling off your whole entire hub.
This is welded with spring seats on the bottomallows for lower ride height.
Original series - silver mod tires and wheels.

Best With Hub: Dexter One Convenient Kit

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If you often find yourself confused about convenient and suitable axle,s Dexter One Convenient Kit is your solution. The dexter one convenient kit is perfect for spare tire and it is used for high strength. Manufacturer says: Order your new tandem trailer axle kit from our online store today. In addition, it is welded with spring seats on the bottomallows for lower ride height.

Above all, the dexter one convenient kit is designed for use on light - duty trailersutility, boat, car haulers, atv, lawn & landscape, motorcycle,sssss bbq pit, cargo, enclosed, rv trailers and more.

Why We Like This:

This is a packaged kit to ensure proper fitment of running gear.
Midnight series - black mod tires and wheels.
Grease your axle without pulling off your whole entire hub.
All the parts you will need for your trailer are in one convenient kit.