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
- 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)
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
- 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)
- Number of Springs: 2
- Number of leaves: 4
- 1.75" wide
- 25.25" long(from center to center of the eyes)
- 9/16" Eye diameter
- 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
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
- 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)
- Number of Springs: 2
- Number of leaves: 4
- 1.75" wide
- 25.25" long(from center to center of the eyes)
- 9/16" Eye diameter
- 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
- Replaces OEM# SW4, 72-25, LIB-402-DE, UNA218, PR4, 124886, 9150016, 93181
- Capacity: 2500 lbs Each
- Free Length(length of eye center to another eye center): 25-1/4"
- Free Open (height of arc): 3"
- Width of leaf: 1-3/4" Eye Diameter: 9/16" 2 Bushings installed
- (4) 6 Leaf 25 1/4" x 2" 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
- (4) 1-1/2" tall front hangers; (2) 2-1/2" tall center hangers; (2) 7-3/4" long triangle equalizers
- (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)
- Set Of 2 Leaf Springs.
- 4-Leaf Double-Eye Spring, Comes with 2 Bushings pre-installed.
- 2,500 Lb Capacity For 5,000 Lb Trailer Axles.
- Length of Eye C-to-C (Free Length): 25-1/4", Height of Arc (Free Open): 3".
- Leaf Width: 1-3/4", Bushing Diameter: 9/16".
- 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.
- for 1-3/4" Wide Spring
- for Double Eye Springs & Equalizers
- for Length: 1-3/4"
- for Inside Diameter: 9/16",Outside Diameter: 11/16"
- Replaces Part Number: 722106
- Quality Product, Impeccable Service;
- (1) Pair of Heavy Duty Ramp Springs.
- High quality steel alloy.
- Perfect for helping lift those heavy ramps;
- Raw steel, may contain surface rust.
- 2 Pairs of 25-1/4" 5-Leaf Double Eye Springs 1-3/4" Wide For 5,200/6,000 Lb Axles (3,000 Lb Capacity Per Spring) - SW5 (4 Included)
- Bushings are included and installed. Ready to use as is.
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
- 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)
- Direct OEM Replacement
- Replaces Phillips 17-145, Tectran 9421-1
- Lenght: 25"
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 2021-03-02 at 13:42 / Affiliate links / Images from Amazon Product Advertising API