All you need to know about Trailer Springs – July 2021 Edition

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Looking to find the best Trailer Springs?

We researched 30 Trailer Springs, tested 19, and we have done 18 hours of research. The best Trailer Springs doesn’t have to be complicated to be great. Our first pick is exactly that. No more, no less. It also costs less than any other products we tested.

The best

No. 1
Southwest Wheel 3,500 lbs. Trailer Axle Suspension Kit Incl. Leaf Springs, Hanger & U-Bolt kit
  • Two 4-Leaf Double Eye Spring 25 1/4" Eye to Eye, 1 3/4" wide, 1750 lbs. capacity each
  • One single hanger kit
  • One 2 3/8" round ubolt kit

Intro

Everything you need to know about Trailer Springs before getting yourself one! Learn about this product comparison that we made especially for you. You have a wide selection to choose from when you’re looking for a Trailer Springs (size, brand, product’s solidity and reliability…). That’s why we created, for this type of item, a ranking based on the best value for money according to various brands and prices. We aim to help you find the Trailer Springs that will meet your expectations and budget. You can learn about some presentation and/or functioning details thanks to Amazon customers who review the products featured on this comparison. This top 10 is regularly reworked to remain up-to-date and useful to you. Let’s find the Trailer Springs that is just right for you!

Our picks

No. 1
Southwest Wheel 3,500 lbs. Trailer Axle Suspension Kit Incl. Leaf Springs, Hanger & U-Bolt kit
  • Two 4-Leaf Double Eye Spring 25 1/4" Eye to Eye, 1 3/4" wide, 1750 lbs. capacity each
  • One single hanger kit
  • One 2 3/8" round ubolt kit
No. 2
Southwest Wheel 3,500 lbs. Dual Trailer Axle Suspension Kit (Leaf Springs, Hanger & U-Bolt kit)
  • Four 4-Leaf Double Eye Spring 25 1/4" Eye to Eye, 1 3/4" wide, 1750 lbs. capacity each
  • One tandem hanger kit
  • Two 2 3/8" round ubolt kit
No. 3
Trailer Double Eye Spring Suspension and Tandem Axle Hanger Kit for 3" Tubes - 7000 Pound Axles
  • (4) 6 Leaf 25 1/4" x 1 3/4" Trailer Double Eye Spring for 7000 lb Axles
  • (8) 7" Long U-bolts
  • (4) U-bolt Tie Plates for 1-3/4" or 2" Spring
  • (16) 1/2"-20 Hex Nuts
  • L=7" A=3" D=1/2"

Why you should trust us

This guide represents more than 10 years of experience in researching, testing, and writing about many subject. Our people are experts in all of their fields.
We alors spent 18 hours reading any article we could find on the internet and all the customer reviews at various retailer sites such as those of Amazon, Home Depot or Wallmart. We found many website that was a valuable resource with involved buying guides and detailed Trailer Springs information.
As for me, I’m very familiar with the Trailer Springs since I got it from 2 years.

Top 10

No. 1
Southwest Wheel 3,500 lbs. Trailer Axle Suspension Kit Incl. Leaf Springs, Hanger & U-Bolt kit
  • Two 4-Leaf Double Eye Spring 25 1/4" Eye to Eye, 1 3/4" wide, 1750 lbs. capacity each
  • One single hanger kit
  • One 2 3/8" round ubolt kit
No. 2
Southwest Wheel 3,500 lbs. Dual Trailer Axle Suspension Kit (Leaf Springs, Hanger & U-Bolt kit)
  • Four 4-Leaf Double Eye Spring 25 1/4" Eye to Eye, 1 3/4" wide, 1750 lbs. capacity each
  • One tandem hanger kit
  • Two 2 3/8" round ubolt kit
No. 3
Trailer Double Eye Spring Suspension and Tandem Axle Hanger Kit for 3" Tubes - 7000 Pound Axles
  • (4) 6 Leaf 25 1/4" x 1 3/4" Trailer Double Eye Spring for 7000 lb Axles
  • (8) 7" Long U-bolts
  • (4) U-bolt Tie Plates for 1-3/4" or 2" Spring
  • (16) 1/2"-20 Hex Nuts
  • L=7" A=3" D=1/2"
No. 4
M-Parts 2 Pack SW6 - SW6-6-Leaf 24.88" X 1-3/4" Double Eye Springs for 5,300 Lbs Trailers, 2,650 Lbs Capacity Per Spring
  • Spring Type: Double Eye Spring capacity: 2650 lbs Axle capacity: 5,300 lbs
  • Length from center of spring eye to center of spring eye: 24.88" Spring width: 1-3/4"
  • Eye diameter with bushing: 9/16" Eye diameter without bushing: 11/16"
  • Leaf thickness: 3/8" Number of leaves: 6
  • UNA222, una-222, sw6, spring, PR6, LIB-601-DE, leaf, 9150021, 72-027, 6600, 6 leaf, 6, 72-27, 1769, SW-6, UNA112, 7227, 1769, US1085, SW6, 933160, UNA-222, US-1085, SW6
No. 5
Trailer Double Eye Spring Suspension and Tandem Axle Hanger Kit for 3" Tubes - 7000 Pound Axles
  • (4) 6 Leaf 25 1/4" x 1 3/4" Trailer Double Eye Spring for 7000 lb Axles
  • (8) 7" Long U-bolts; (4) U-bolt Tie Plates for 1-3/4" or 2" Spring; (16) 1/2"-20 Hex Nuts
  • (6) 3.25" Hangers
  • (8) 2-5/8" long shackle straps; (14) 3" long x 9/16" diameter shackle bolts; (14) 9/16" diameter lock nuts
  • This supsension and hanger kit is for a 7k tandem axle setup (14K total capacity)
No. 6
2 Pairs of SW4B Trailer Spring - 25-1/4" Double Eye 4-Leaf Spring 1-3/4" Wide for 3,500 lbs (3.5K) Trailers (1750 lb Capacity Per Spring)
  • SW4B Trailer Spring - 25-1/4" Double Eye 4-Leaf Spring 1-3/4" Wide for 3,500 lbs (3.5K) Trailers (1750 lb Capacity Per Spring)
  • Length from center of spring eye to center of spring eye: 25-1/4"
  • Spring width: 1-3/4", Eye diameter with bushing: 9/16"
  • Leaf Thickness 5/16", Number of leaves: 4
  • Equivalent to UNA212, UNA-212, SW4B, PR4B, LIB-401-DE, 93184, 9150014, 72-42, 72-042, 4 LEAF, 3500, 25-1/8, 124903
No. 7
Trailer Double Eye Spring Suspension Kit for 3" Tube 7000 lb Axles
  • (2) 6 Leaf 25 1/4" x 1 3/4" Trailer Double Eye Spring for 7000 lb Axles
  • (4) 7" Long U-bolts
  • (2) U-bolt Tie Plates for 1-3/4" or 2" Spring
  • (8) 1/2"-20 Hex Nuts
  • L=7" A=3" D=1/2"
No. 8
M-Parts Pair of 25-1/4" 5-Leaf Double Eye Trailer Springs 1-3/4" Wide for 5,200/6,000 Lb Axles (3,000 Lb Capacity Per Spring) - SW5 (2 Included)
  • Pair of M-Parts 25-1/4" 5-Leaf Double Eye Trailer Springs 1-3/4" Wide for 5,200/6,000 Lb Axles (3,000 Lb Capacity Per Spring) - SW5 (2 Included)
  • Bushings are included and installed. Ready to use as is.
No. 9
M-Parts Pair of SW4B Trailer Spring - 25-1/4" Double Eye 4-Leaf Spring 1-3/4" Wide for 3,500 lbs (3.5K) Trailers (1750 lb Capacity Per Spring)
  • Pair of SW4B Trailer Spring - 25-1/4" Double Eye 4-Leaf Spring 1-3/4" Wide for 3,500 lbs (3.5K) Trailers (1750 lb Capacity Per Spring)
  • Cross-Reference: SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184
  • Free Open (Height of Arc): 3"; 2 Bushings Installed for Each Spring
  • Leaf Thickness 5/16
No. 10
Trailer Slipper Spring Suspension Kit for 3" Tube - 7000 lb Axles
  • (2) 5 Leaf slipper Spring for 7000 lb Axles
  • (4) 7" Long U-bolts
  • (2) U-bolt Tie Plates for 1-3/4" or 2" Spring
  • (8) 1/2"-20 Hex Nuts
  • L=7" A=3" D=1/2"

How we tested

We search all the field to find the best Trailer Springs and all the type for it and get the best alternatives, priced decently, and easy to use. After that we tested all the main parameters we use : These things can separate the great Trailer Springs from the good.

  • Easy To use
  • Options
  • Quality
  • Longevity

How we picked

We search for all the field to find the best Trailer Springs and all the type for it and get the best alternatives, priced decently, and easy to use.
The main parameters we use : These things can separate the bad Trailer Springs from the good.

  • Price
  • Easy To use
  • Customer reviews
  • Quality
  • Longevity
  • Dimensions

Current Offers

SaleNo. 1
LIBRA New Trailer Leaf Spring-4 Leaf Double Eye 1750lbs for 3500 Lbs Axle - 20015 …
  • One 1,750lbs capacity leaf spring, for standard 3,500lbs trailer axle,
  • Eye to Eye length: 25-1/4", Free open: 3", width of leaf: 1-3/4", 4 leaves, 9/16" bushing dia
  • It will replace SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184 (different SKU# but same spring)

Conclusion

As you may have seen, the best Trailer Springs are not always the most expensive. We hope this top 10 has been a useful tool in your choice of Trailer Springs. Your comments are welcome. This comparison is regularly updated, so you will always find the latest products on the market in this ranking.

Last update on 2021-07-28 at 13:42 / Affiliate links / Images from Amazon Product Advertising API

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