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Top 8
June 2025
Best Boat Trailer Leaf Springs 20 Inch Kit
We made a list of the top 8 Boat Trailer Leaf Springs 20 Inch Kit based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
Sturdy Built (2)- Boat Trailer 3 Leaf Double Eye Springs (1 Pair) 20'' 3700lbs Capacity Per Pair, Black (24001-2)
Sturdy Built
9.8
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✓
Heavy Duty Trailer Leaf Spring
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20" center eye to center eye
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3 leaf spring rated at 1,850 lb's per spring (3,700 lb's per pair)
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1 3/4" wide
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9/16" inside diameter nylon bushing included
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2
Dorman 929-1002 Utility Trailer Leaf Spring, Eye/Eye, 1 3/4" Width, 20 1/2" Length, 3 3/8" Arch, 4 Leaf, 1400lb Capacity
Dorman
9.6
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✓
Direct replacement - these leaf springs are designed to match the fit and function of the original leaf springs on specific vehicles or trailers
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Ideal solution - seamlessly replaces leaf springs damaged by overloading, collision, cracking or corrosion, or are due for replacement
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Durable construction - made from quality materials to strict specifications to ensure reliable performance and long service life
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Trustworthy quality - engineered, manufactured and supported by the premier aftermarket leaf spring provider in the USA
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Support available - every Dorman part is backed by Dorman's ASE Blue Seal Certified technical support team
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3
Autoholic Trailer Leaf Spring Kit 3500lb Single Trailer Axle 4 Leaf Spring Kit with U-Bolt Kit & Single Trailer Axle Hanger Kit
Autoholic
9.5
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✓
【ADAPTATION】Double eye springs, eye to eye length: 25-1/4", 4 leaves. Designed for standard 3500 lbs trailer axles, providing a perfect fit and reliable performance. Each spring has a load capacity of up to 1750 lbs ensuring your trailer is supported and protected during travel.
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【FUNCTION】They work as part of the suspension to carry huge loads while relieving stress on the trailer chassis and axles. Provides much-needed cushioning for your travel trailer against bumps and vibrations.
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【STRONG CONSTRUCTION】Made of manganese steel. Built to withstand the demands of frequent use and are easy to repair or replace.
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【ACCESSORIES】 Our kit includes a U-bolt kit and a single trailer axle hanger kit. Fits 2-3/8" diameter round trailer axles. All parts are galvanized for higher durability.
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【CAUTION】It's important to choose the appropriate leaf type and size that matches your vehicle's load rating, different vehicles require different leaf types and sizes. Please verify the spring load rating to ensure optimal performance and safety.
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4
Dorman 929-1004 Utility Trailer Leaf Spring, Eye/Eye, 1 3/4" Width, 20" Length, 3 1/2" Arch, 3 Leaf, 1500lb Capacity
Dorman
9.4
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Buy on Amazon
✓
Direct replacement - these leaf springs are designed to match the fit and function of the original leaf springs on specific vehicles or trailers
✓
Ideal solution - seamlessly replaces leaf springs damaged by overloading, collision, cracking or corrosion, or are due for replacement
✓
Durable construction - made from quality materials to strict specifications to ensure reliable performance and long service life
✓
Trustworthy quality - engineered, manufactured and supported by the premier aftermarket leaf spring provider in the USA
✓
Support available - every Dorman part is backed by Dorman's ASE Blue Seal Certified technical support team
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45% Discount
5
SOUTHWEST WHEEL 3,500 lbs. Trailer Axle Suspension Kit Incl. Leaf Springs, Shackle & U-Bolt kit
SOUTHWEST WHEEL
9.2
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✓
Two 4-Leaf Double Eye Spring 25 1/4" Eye to Eye, 1 3/4" wide, 1750 lbs. capacity each
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One single shackle kit
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One 2 3/8" round ubolt kit
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6
iBroPrat Trailer Axle Shackle Kit, Tandem Axle Trailer Kit for Double Eye Leaf Spring 3,500 lbs-7,200 lbs Axles (7 Nuts and 7 Bolts)
iBroPrat
9.1
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✓
【SIZE & QUANTITY】4PCS 3-1/8" SHACKLE STRAPS, 4PCS 9/16" NYLON BUSHINGS, 7PCS 9/16"-3 x 3" LONG SHACKLE BOLTS, 7PCS 9/16"-18 SELF LOCKING NUTS.
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【FIT】 Fit for double eye springs tandem axle suspension.
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【WITH 7 BOLTS AND NUTS】This kit include 7 bolts and nuts.Every tandem axle trailer with an equalizer needs 7 bolts and nuts.This kit can help you get repairs and replacements done quickly and easily.But others only had 6pcs,it's very inconvenient.
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【STURDY AND DURABLE】Made of high-quality materials, hard and wear-resistant.Black oxidized surface, rust and corrosion resistant.High machining accuracy, very easy to install.
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【SATISFACTION GUARANTEE】For whatever reason, if you are not satisfied, you can request a replacement. Please do not hesitate to contact us if you have any questions. We will show you our sincere attitude and satisfactory solution. Please rest assured purchase.
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7
LIBRA 3500lb Single Trailer Axle Suspension Kit 1750lb Leaf Springs & Hanger Kit
LIBRA
9.0
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✓
1,750lbs capacity per each spring, for standard 3,500lbs trailer axle,Eye to Eye length: 25-1/4 inch, Free open: 3 inch, width of leaf: 1-3/4 inch, 4 leaves, 9/16 inch bushing dia, nylon bushings installed
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It will replace SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184 (different SKU# but same spring)
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Include Complete single trailer axle hanger kit for 1-3/4" leaf springs, Kit include: 2 x 3" tall hangers, 2 x 2.1" tall hangers, 4 x shackle straps (eye to eye 3.09"), 6 x 9/16"-18 x 3" long shackle bolts and locknuts
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LIBRA has been supplying US OEM trailer industry for over 16 years, reliable and quality parts trusted by major trailer & trailer axle manufacturers.
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8
Sturdy Built (4) 20 inch Marine Coated 3 leaf Double Eye Leaf Springs 3700lbs Capacity Pair Boat Trailer and Utility Trailer, Gray, 26647-4
Sturdy Built
8.0
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✓
20 inch Double Eye Trailer Leaf Spring for 3,500 lb Axle
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Marine Coated Finish for Extra Protection Against Rust and Corrosion
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Eye to Eye Measurement: 20 inches (Free Length Measurement)
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Free Arch Measurement: 3 1/2 inches
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Spring measures 1 3/4 inches wide
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9/16 inch bushings come installed in the spring
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1850 lb Capacity per Spring (3700 lbs per pair)
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on Amazon
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