Trailer Suspension

Attaching Kits
Building a trailer or replacing more than just the springs on your older trailer? Our trailer suspension attaching kits include the parts you need to install your trailer springs. We stock kits for single, tandem and triple axle trailers.
Axle Spring Seats
Axle spring seats for trailer axles that measure 1-3/4 inches, 2-3/8 inches, and 3 inches round.
Trailer Equalizers
Trailer Spring equalizer for trailer leaf spring suspensions including slipper springs and double eye springs.
Shackle Links
Shackle links for double-eye leaf trailer springs. Shackle links are 1-1/4 inches wide, and are available in the following lengths: 2 inches, 2-1/2 inches, 3-1/8 inches, and 5-1/8 inches.
Spring Hangers
Spring hangers for double-eye leaf springs, and slipper style leaf springs.
Tie Plates
Zinc coated tie plates for trailer leaf springs. Tie plates available for 1-3/4 inch, 2-3/8 inch, and 3 inch axles for 1-3/4 inch and 2 inch wide trailer springs.
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.
Trailer Spring Bushings
Trailer spring bushings for old style slipper springs, new slipper springs, and double eye trailer springs. Nylon bushings for smaller trailer springs used on boat, utility, snowmobile trailers, etc.
Trailer Spindle Hardware
Spindle Nuts, tang washers, cotter pins and D washers for trailer spindles.
Trailer Springs, Trailer Leaf Springs
We offer one of the largest selections of trailer springs online. We stock double-eye and slipper trailer springs for just about any application with weight ratings from 300 up to 7,500 pounds.
Shackle Bolts and Suspension Hardware
Equalizer bolt, keeper bolts, and shackle bolts for slipper springs and double-eye trailer springs.

We offer a complete line of quality trailer suspension parts for all types of trailers. Whether you are looking to replace a bushing in your trailer spring or overhauling your complete suspension, we have the trailer suspension parts you’re looking for. 

Above are parts for lighter-duty trailers such as boat, motorcycle, utility, snow-mobile, jet-ski, horse, recreational, pop up, and camping trailers. We also stock and install heavy duty suspension parts for larger trailers. Our trailer suspension parts are OEM quality.

Feel free to contact us at 1-800-358-4751 if you have any questions regarding the parts listed below.  Are you in the Saginaw, Bay City, Midland, Flint area or driving up to Northern Michigan? Have one of our certified technicians make the necessary repairs or stop in our retail showroom and pick out the parts you need. We are open until 11:00 PM and less than a mile off I-75 North. We install everything we sell and keep a large inventory of trailer suspension parts on hand for quick shipments and minimal downtime.

Popular Trailer Suspension Parts

Part #: 3SBN Shackle Bolt & Nut - 3 inch - 3SBN
9/16 x 3 inch trailer shackle bolt and lock nut.
Your Price
$1.99
List Price
$2.79
You Save
$0.80
Part #: C580500 Ford Spring Bolt - 5/8 - 5 Inch - C580500
Ford 5 inch Spring Bolt, rear of front. 5 inch, 5/8-11 inch threads. Use with SLN1011 lock nut.
Your Price
$2.79
List Price
$4.20
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$1.41
Part #: PE-225 9/16 Inch I.D. Trailer Spring Bushing - PE-225
9/16 ID, 7/8 OD, 1-3/4 inches long nylon trailer spring bushing.
Your Price
$1.20
List Price
$1.68
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$0.48
Part #: 916B 9/16 Inch I.D. Trailer Spring Bushing - 916B
 
5.0
9/16 ID, 11/16 OD, 1-3/4 inches long trailer spring bushing.
Your Price
$0.75
List Price
$1.05
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$0.30
Part #: C580412 Shackle Bolt - 5/8 - 4-1/2 Inch - C580412
4-1/2 inch Spring Eye Bolt, 4-1/2 inch, 5/8-11 inch threads. Use with SLN1011 lock nut.
Your Price
$2.86
List Price
$4.19
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$1.33
Part #: PE-224 1/2 Inch I.D. Trailer Spring Bushing - PE-224
 
4.5
1/2 ID, 7/8 OD, 1-3/4 inches long nylon trailer spring bushing.
Your Price
$0.68
List Price
$0.95
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$0.27
Part #: 3WSBN Wet Shackle Bolt With Nut & Zerk - 3WSBN
9/16 x 3 inch wet shackle bolt and nut.
Your Price
$5.30
List Price
$7.42
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$2.12
Part #: 11-18Z 1/2 Inch Round Trailer U-Bolts - Zinc Plated for 3 inch Axle - 11-18Z
Width (A)= 3-1/8 Inch, Length (B) = 7 Inch, Thread (C)= 2 Inch
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$3.90
List Price
$5.46
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$1.56
Part #: 312SBN Shackle Bolt & Nut - 3 1/2 inch - 312SBN
 
3.5
9/16 x 3-1/2 inch shackle bolt and nut.
Your Price
$2.09
List Price
$2.93
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$0.84
Part #: 176400-Z Trailer U-Bolt – 2-3/8 inch wide Round Axle, 5-1/2 Inch Long, 1/2 Inch Rod, Zinc Finish with Nuts - 176400-Z
The Redline U-bolt 176400-Z is designed to attach your round 2-3/8 inch diameter axle to your leaf springs. The corrosion resistive Zinc finish is great for your boat or snowmobile trailer. 5-1/2 inch long, 1/2-20 rod. Includes two nuts. Designed for 3,500 lbs. axles.
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$6.99
List Price
$9.09
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$2.10