Best Single Axle Trailer Springs

Ultra-Tow 3500-Lb. Capacity Spring Trailer Axle with Adjustable Spring Mounts - 85in. Hubface, 69 1/2in.-73 1/2in. Spring Center, 90 1/4in.L, Straight

  • Rockwell American 3,500 lb Idler Axle - Running Gear Set - Made in the USA.
  • This Axle Kit Includes: (1) 3,500 lb Idler Axle w/ Hubs, Bearings, Lugs & Nuts (2 Year Manufacturers Warranty), (2) Leaf Springs, (1) U-Bolt Kit, (1) Hanger Kit, (1) 32 oz Johnson Trailer Parts Insulated Mug.
  • This Axle Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • 5 Lug on 4.5 Bolt Pattern (other bolt patterns available - Contact Johnson Trailer Parts).
  • Replaces Dexter, Al-Ko & TK Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture, Search "Rockwell American or Johnson Trailer Parts" in Amazon Search Bar for more Trailer Parts.
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LIBRA 3500lb Single Trailer Axle Suspension Kit 1750lb Leaf Springs & Ubolt Kit

  • 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.
  • It will replace SW4B / 72-42 / LIB-401-DE / UNA212 / PR4B / 124903 / 9150014 / 93184 (different SKU# but same spring).
  • Include 3,500lbs axle U-bolt kit for 2-3/8" dia round trailer axles , Kit include: 4 x 5-1/2" long U bolts, U bolts dia. 1/2".
  • 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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3.5k-3500 Lb Capacity Trailer Axle Beam Only-Utility/RV/Boat (89\ Hubface-74 Spring Center)

  • Rockwell American Tandem 3,500 lb Electric Brake Trailer Axles - Running Gear Set (7,000 lb Capacity) - Made in the USA.
  • These Axles Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • This Tandem Axle Kit comes with: (2) 3,500 lb Capacity Electric Brake Axle with Hubs, Bearings, Lugs & Nuts (2 Year Warranty), (2) U-Bolt Kits, (1) Tandem Hanger Kit, (4) Double Eye Springs, (1) 32 oz Johnson Trailer Parts Insulated Mug.
  • 5 Lug on 4.5 Bolt Pattern (other bolt patterns available - Contact Johnson Trailer Parts).
  • Replaces Dexter, Al-ko & TK Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture - Search "Johnson Trailer Parts or Rockwell American" in Amazon Search Bar for more Trailer Parts.
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10k-10000 Lb Capacity Electric Drum Brake Trailer Axle 8 Lug-Dexter Compatible (Assembled Brake Axle)

  • Rockwell American Tandem 5,200 lb Electric Brake Trailer Axles - Running Gear Set (10,400 lb Capacity) - Made in the USA.
  • These Axles Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • This Axle Kit Includes: (2) 5,200 lb Capacity Electric Brake Axle with Hubs, Bearings, Lugs & Nuts (2 Year Warranty), (2) U-Bolt Kits, (1) Tandem Hanger Kit, (4) Double Eye Springs, (1) 32 oz Johnson Trailer Parts Insulated Mug.
  • Replaces Dexter & Al-Ko Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture, Search "Rockwell American or Johnson Trailer Parts" in Amazon Search Bar for more Trailer Parts.
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Rockwell American 3,500 lb Idler Trailer Axle Running Gear (Idler Axle W/Hubs, Bearings, Lugs & Nuts, Springs, U-Bolt Kit, Hanger kit. (73" Hubface, 58" Spring Center)

  • Rockwell American 3,500 lb Idler Axle - Running Gear Set - Made in the USA.
  • This Axle Kit Includes: (1) 3,500 lb Idler Axle w/ Hubs, Bearings, Lugs & Nuts (2 Year MFG Warranty), (2) Leaf Springs, (1) U-Bolt Kit, (1) Hanger Kit, (1) 32 oz Johnson Trailer Parts Insulated Mug.
  • This Axle Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • 5 Lug on 4.5 Bolt Pattern (other bolt patterns available - Contact Johnson Trailer Parts).
  • Replaces Dexter, Al-Ko & TK Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture, Search "Rockwell American or Johnson Trailer Parts" in Amazon Search Bar for more Trailer Parts.
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Rockwell American 3,500 lb Idler Trailer Axle Running Gear (Idler Axle W/Hubs, Bearings, Lugs & Nuts, Springs, U-Bolt Kit, Hanger kit. (95" Hubface, 80" Spring Center)

  • Rockwell American 3,500 lb Idler Axle- Running Gear Set - Made in the USA.
  • This Axle Kit Includes: (1) 3,500 lb Idler Axle w/ Hubs, Bearings, Lugs & Nuts (2 Year MFG Warranty), (2) Leaf Springs, (1) U-Bolt Kit, (1) Hanger Kit, (1) 32 oz Johnson Trailer Parts Insulated Mug.
  • This Axle Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • 5 Lug on 4.5 Bolt Pattern (other bolt patterns available - Contact Johnson Trailer Parts).
  • Replaces Dexter, Al-Ko & TK Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture, Search "Rockwell American or Johnson Trailer Parts" in Amazon Search Bar for more Trailer Parts.
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Rockwell American 3,500 lb Idler Trailer Axle Running Gear (Idler Axle W/Hubs, Bearings, Lugs & Nuts, Springs, U-Bolt Kit, Hanger kit. (89" Hubface, 74" Spring Center)

  • Rockwell American 3,500 lb Idler Axle - Running Gear Set - Made in the USA.
  • This Axle Kit Includes: (1) 3,500 lb Idler Axle w/ Hubs, Bearings, Lugs & Nuts (2 Year Manufacturers Warranty), (2) Leaf Springs, (1) U-Bolt Kit, (1) Hanger Kit, (1) 32 oz Johnson Trailer Parts Insulated Mug.
  • This Axle Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • 5 Lug on 4.5 Bolt Pattern (other bolt patterns available - Contact Johnson Trailer Parts).
  • Replaces Dexter, Al-Ko & TK Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture, Search "Rockwell American or Johnson Trailer Parts" in Amazon Search Bar for more Trailer Parts.
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5.2k Heavy Duty Tandem Axle TK Trailer kit - 10,400 lb Capacity (89\ Hubface - 74\ Spring Center(6'4 Frame), Add Spare (15\ 225/75 R15 8 ply Radial TWA))

  • Rockwell American Tandem 7,000 lb Electric Brake Trailer Axles - Running Gear Set (14,000 lb Capacity) - Made in the USA.
  • These Axles Comes with a Superior Powder Coated Finish and Posi-Lube Spindles that Provide Continuous Bearing Protection.
  • This Kit Includes: (2) 7,000 lb Capacity Electric Brake Axle with Hubs, Bearings, Lugs & Nuts (Assembled) (2 Year Warranty), (2) Round U-Bolt Kits, (1) Tandem Hanger Kit for Double Eye Springs, (4) Double Eye Springs, (1) 32 oz Johnson Trailer Parts Double Walled Insulated Mug.
  • Replaces Dexter & Al-Ko Trailer Axles. This Axle Kit is Available in the Sizes Shown in the 3rd Picture, Search "Rockwell American or Johnson Trailer Parts" in Amazon Search Bar for More Trailer Parts.
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3.5k TK Trailer Axle - 3500 lb Idler 5 Lug - TK | 61/46 (4'0) | 5x4.5 |

  • 3,500 lbs Idler Trailer Axle (Capacity 3.5K).
  • Internal Wiring System To ensure seamless design Protect brake wires from wear and tear.
  • Replaces TK Trailer Parts, AL-KO, Hayes, and Lippert Axles.
  • Underslung - Axle is welded with spring seats on the bottom Allows for lower ride height For optimal usage, use with double eye springs.
  • High Strength Straight Steel Axle Tube Construction to ensureA better highway experience.
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