Best U Bolt Kits. Reviews December, 2020

Trailer Axle 2 3/8" Round U-Bolt Kit

Search only SOUTHWEST WHEEL brand name
Trailer Axle 2 3/8

Current price: 19.99 USD


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Weight: 7 Pounds

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring

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LIBRA New Trailer U Bolt kit for 5200-7000lbs 3" Round Axle 7" Long 1/2" Dia -20080

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LIBRA New Trailer U Bolt kit for 5200-7000lbs 3

Current price: 19.35 USD


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Weight: 6.35 Pounds

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .

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Buyers Products UB623518 U-Bolt Kit (U-Bolt Kit 18In,(4 Ea))

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Buyers Products UB623518 U-Bolt Kit (U-Bolt Kit 18In,(4 Ea))

Current price: 42.57 USD


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Height: 6.8 Inches

Length: 18 Inches

Width: 1.7 Inches

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H

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Rubicon Express RE2435 Front U-Bolt Kit for Jeep CJ

Search only Rubicon Express brand name
Rubicon Express RE2435 Front U-Bolt Kit for Jeep CJ

Current price: 38.99 USD


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Height: 3 Inches

Length: 9 Inches

Width: 3 Inches

Weight: 3.9 Pounds

Warranty: Lifetime

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States

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U Bolt Kit for 5,200-7000 lbs. 3" Round Trailer Axle 7 1/8" Long 9/16" Diameter

Search only SOUTHWEST WHEEL brand name
U Bolt Kit for 5,200-7000 lbs. 3

Current price: 24.99 USD


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Weight: 7 Pounds

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States
  • For 1.75 or 2" trailer springs
  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 3" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring

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LIBRA New Trailer U Bolt kit for 3500lbs 2-3/8" Round Axle 5-1/2" Long 1/2" Dia -20079

Search only LIBRA brand name
LIBRA New Trailer U Bolt kit for 3500lbs 2-3/8

Current price: 18.95 USD


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Weight: 4.6 Pounds

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States
  • For 1.75 or 2" trailer springs
  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 3" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" leaf springs
  • 4 x 5-1/2" long U bolts, U bolts dia. 1/2"
  • This kit is for 3,500lbs round axle which axle beam dia 2-3/8" .

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Redline U-Bolt Kit for Mounting 3,500-lb, Round Trailer Axles - 5-1/2" Long U-Bolts

Search only Redline brand name
Redline U-Bolt Kit for Mounting 3,500-lb, Round Trailer Axles - 5-1/2

Current price: 19.99 USD


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  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States
  • For 1.75 or 2" trailer springs
  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 3" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" leaf springs
  • 4 x 5-1/2" long U bolts, U bolts dia. 1/2"
  • This kit is for 3,500lbs round axle which axle beam dia 2-3/8" .
  • (8) 1/2"-20 Hex nuts
  • (2) U-Bolt plates for 1-3/4" springs
  • (4) 5-1/2" Long U-bolts
  • Kit Includes

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B&W Safety Chain U-Bolt Kit

Search only B&W Trailer Hitches brand name
B&W Safety Chain U-Bolt Kit

Current price: 38.98 USD


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Height: 4.22 Inches

Length: 19.47 Inches

Width: 8.38 Inches

Weight: 2 Pounds

Warranty: N

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States
  • For 1.75 or 2" trailer springs
  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 3" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" leaf springs
  • 4 x 5-1/2" long U bolts, U bolts dia. 1/2"
  • This kit is for 3,500lbs round axle which axle beam dia 2-3/8" .
  • (8) 1/2"-20 Hex nuts
  • (2) U-Bolt plates for 1-3/4" springs
  • (4) 5-1/2" Long U-bolts
  • Kit Includes
  • Safety Chains not included
  • Made In USA
  • Replacement for u-bolts included with Turnover Ball Gooseneck Hitches
  • Kit includes 2 u-bolts, springs and locknuts
  • Replacement safety chain u-bolts used on B&W Turnover Ball Gooseneck Hitches.

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Rubicon Express RE2440 Rear M20 U-Bolt Kit for Jeep CJ

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Rubicon Express RE2440 Rear M20 U-Bolt Kit for Jeep CJ

Current price: 37.49 USD


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Height: 3 Inches

Length: 9 Inches

Width: 3 Inches

Weight: 0.31 Pounds

Warranty: Lifetime

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States
  • For 1.75 or 2" trailer springs
  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 3" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" leaf springs
  • 4 x 5-1/2" long U bolts, U bolts dia. 1/2"
  • This kit is for 3,500lbs round axle which axle beam dia 2-3/8" .
  • (8) 1/2"-20 Hex nuts
  • (2) U-Bolt plates for 1-3/4" springs
  • (4) 5-1/2" Long U-bolts
  • Kit Includes
  • Safety Chains not included
  • Made In USA
  • Replacement for u-bolts included with Turnover Ball Gooseneck Hitches
  • Kit includes 2 u-bolts, springs and locknuts
  • Replacement safety chain u-bolts used on B&W Turnover Ball Gooseneck Hitches.
  • Country Of Origin: United States
  • Package Weight: 3.350 Lb
  • Product Type: Bolts
  • Package Quantity: 1

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ReadyLift 67-2195UB U-Bolt Kit (390 mm Ford Super Duty F250/F350 4WD 1999-2010)

Search only Readylift brand name
ReadyLift 67-2195UB U-Bolt Kit (390 mm Ford Super Duty F250/F350 4WD 1999-2010)

Current price: 50.89 USD


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Height: 5 Inches

Length: 16 Inches

Width: 4 Inches

Weight: 9 Pounds

Warranty: Lifetime Warranty to Original Purchaser

  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 2 3/8" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" or 2" leaf springs
  • 4 x 7" long U bolts, U bolts dia. 1/2"
  • This kit is for 5,200lbs-7,000lbs round axle which axle beam dia 3" . .
  • Country of Origin: UNITED STATES
  • Kit includes (4) square bend 5/8" U-Bolts; (8) 5/8" hex nuts; (8) 5/8" split lock washers; (4) 1/2" tie bars
  • Grade 5 equivalent
  • Package Dimension : 4.064 centimeters L x 16.51 centimeters W x 50.292 centimeters H
  • Product type :AUTO PART
  • Package dimensions :7.62 cm (H) x 23.114 cm (L) x 14.986 cm (W)
  • Package Weight :1.678 kg
  • Made in United States
  • For 1.75 or 2" trailer springs
  • SAE 1018 Hot Rolled
  • 1 kit does an entire axle
  • For 3" round axle, bolt length 5 1/2", 1/2" diameter, for 1 3/4" spring
  • 8 x 1/2"-20 hex nuts
  • 2 x tie plates for 1-3/4" leaf springs
  • 4 x 5-1/2" long U bolts, U bolts dia. 1/2"
  • This kit is for 3,500lbs round axle which axle beam dia 2-3/8" .
  • (8) 1/2"-20 Hex nuts
  • (2) U-Bolt plates for 1-3/4" springs
  • (4) 5-1/2" Long U-bolts
  • Kit Includes
  • Safety Chains not included
  • Made In USA
  • Replacement for u-bolts included with Turnover Ball Gooseneck Hitches
  • Kit includes 2 u-bolts, springs and locknuts
  • Replacement safety chain u-bolts used on B&W Turnover Ball Gooseneck Hitches.
  • Country Of Origin: United States
  • Package Weight: 3.350 Lb
  • Product Type: Bolts
  • Package Quantity: 1
  • Made in USA
  • Complete kit
  • Includes 8 nuts
  • Contains 4 U-bolts
  • M16 Round 390mm Long U-Bolt Kit

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