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U-Bolts

Zinc plated u-bolts for utility trailers, horse trailers, boat trailers, and light-duty trailers. Square and Round 1/2 inch diameter ubolts available for 1-3/4 inch, 2 inch, 2-3/8 inch, and 3 inch trailer axles.

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Grid List
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SKU 176500
$6.99
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 3 inch Wide, 7-1/4 Inch Long, 9/16 Inch Rod

The Redline U-bolt 176500 is designed to attach your round 3 inch diameter axle to your leaf springs...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:3 inch
  • Length:7-1/4 inch
  • Diameter:9/16 inch
  • Thread Size:18 per inch
  • Application:For 5,200, 6,000 and 7,000 lbs. axles
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 176500
SKU 176400
$6.99
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 2-3/8 inch Wide, 5-1/2 Inch Long, 1/2 Inch Rod

The Redline U-bolt 176400 is designed to attach your round 2-3/8 inch diameter axle to your leaf spr...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:2-3/8 inch
  • Length:5-1/2 inch
  • Diameter:1/2 inch
  • Thread Size:20 per inch
  • Application:For 3,500 lbs. axles
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 176400
SKU 11-65
$6.99
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 3-1/2 inch Wide, 8 Inch Long, 9/16 Inch Rod

The Redline U-bolt 11-65 is designed to attach your round 3-1/2 inch diameter axle to your leaf spri...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:3-1/2 inch
  • Length:8 inch
  • Diameter:9/16 inch
  • Thread Size:18 per inch
  • Application:For 8,000 lbs. axles
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 11-65
SKU SP01-160
$16.99
Trailer U-Bolt Kit | Plain Finish | Square Bend | 2 inch Wide, 5-3/4 Inch Long, 9/16 Inch Rod

The Redline Square U-bolt Kit SP01-160 is designed to simplify attachment of hardware to square trai...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Square
  • Width:2 inch
  • Length:5-3/4 inch
  • Diameter:9/16 inch
  • MPN: SP01-160
SKU SP01-140
$12.19
Trailer U-Bolt Kit | Plain Finish | Square Bend | 1-3/4 inch Wide, 5 Inch Long, 9/16 Inch Rod

The Redline Square U-bolt Kit SP01-140 is designed to simplify attachment of hardware to square trai...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Square
  • Width:1-3/4 inch
  • Length:5 inch
  • Diameter:9/16 inch
  • Note:Generic image, product may vary.
  • MPN: SP01-140
SKU APUBR-8
$22.95
Trailer U-Bolt Kit | Plain Finish | Round Bend | 3 inch Wide, 7 Inch Long, 1-3/4 or 2 Inch Leaf Spring

The Redline U-bolt Kit APUBR-8 is designed to attach your trailer's leaf springs to your round, 3 in...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:3 inch
  • Length:7 inch
  • Diameter:1/2 inch
  • Thread Size:20 per inch
  • Application:For 5,200 to 7,000 pound axles
  • MPN: APUBR-8
SKU 091148
$14.99
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 5 inch Wide, 9-1/2 Inch Long, 5/8 Inch Rod

The Redline U-bolt 091148 is designed to attach your round 5 inch diameter axle to your leaf springs...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:5 inch
  • Length:9-1/2 inch
  • Diameter:5/8 inch
  • Thread Size:11 per inch
  • Application:For 10,000 lbs. Hayes axles
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 091148
SKU 12ZLN
$0.48
Lock Nut with Nylon Insert | 1/2 Inch-13 | Zinc Finish

Redline 1/2 inch diameter lock nut with nylon insert is perfect for trailers, vehicles, machinery an...   Details

Typically ships in 3 to 4 business days.
  • Size:1/2 inch
  • Thread Size:13 per inch
  • FinishZinc
  • MPN: 12ZLN
SKU SP01-040
$10.99
Trailer U-Bolt Kit | Plain Finish | Round Bend | 2-3/8 inch Wide, 5-1/2 Inch Long, 1/2 Inch Rod

The Redline Round U-bolt Kit SP01-040 is designed to simplify attachment of hardware to round traile...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:2-3/8 inch
  • Length:5-1/2 inch
  • Diameter:1/2 inch
  • MPN: SP01-040
SKU 11-70
$12.99
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 5 inch Wide, 9-5/8 Inch Long, 3/4 Inch Rod

The Redline U-bolt 11-70 is designed to attach your round 5 inch diameter axle to your leaf springs.   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:5 inch
  • Length:9-5/8 inch
  • Diameter:3/4 inch
  • Thread Size:10 per inch
  • Application:For 12,000 and 15,000 lbs. axles
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 11-70
SKU 175643
$3.05
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 1-3/4 inch Wide, 4-1/4 Inch Long, 3/8 Inch Rod

The Redline U-bolt 175643 is designed to attach your round 1-3/4 inch diameter axle to your leaf spr...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:1-3/4 inch
  • Length:4-1/4 inch
  • Diameter:3/8 inch
  • Thread Size:24 per inch
  • Application:For 2,000 lbs. solid bar axles
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 175643
SKU 175666
$8.49
Trailer U-Bolt | Plain Finish with Nuts | Round Bend | 3-1/2 inch Wide, 9 Inch Long, 9/16 Inch Rod

The Redline U-bolt 175666 is designed to attach your round 3-1/2 inch diameter axle to your leaf spr...   Details

Typically ships in 3 to 4 business days.
  • FinishPlain
  • Bend:Round
  • Width:3-1/2 inch
  • Length:9 inch
  • Diameter:9/16 inch
  • Thread Size:18 per inch
  • Application:For 8,000 lbs. axles with 10 leaf spring
  • Note:U-bolt plate and additional U-bolt (sold separately), required for leaf spring mounting to trailer frame.
  • MPN: 175666

U-Bolts Reviews

Out of 3 reviews, the average customer rating for U-Bolts: 5 out of 5.

lock nut sln1011 reviewer
U-Bolts - L&H SLN1011 Rating: 5 Stars

Yes

very pleased with Michigan spring

Read the Review

lock nut sln912 reviewer
U-Bolts - L&H SLN912 Rating: 5 Stars

Yes

very happy with my purchase

Read the Review

lock nut sln912 reviewer
U-Bolts - L&H SLN912 Rating: 5 Stars

Everything Was Fine

Everything was fine

Read the Review

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