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Dexter Tandem-Axle Trailer Hanger Kit for 3" Slipper Springs - 38" Axle Spacing
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Dexter

Dexter Tandem-Axle Trailer Hanger Kit for 3" Slipper Springs - 38" Axle Spacing

Part Number: HAP-103-203-01
In Stock
$798.09
Trailer Suspension Parts
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Leaf-spring mounting kit includes 6-1/4" tall front hangers, 6-1/2" tall center hangers, 7-11/16" tall rear hangers and hardware. Equalizers are 14-1/4" long. Designed for use with 10,000-lb to 15,000-lb, heavy-duty Dexter axles. Great Prices for the best trailer suspension parts from Dexter. Dexter Tandem-Axle Trailer Hanger Kit for 3" Slipper Springs - 38" Axle Spacing part number HAP-103-203-01 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (60)
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Dexter Trailer Suspension Parts - HAP-103-203-01

Highlights

  • Supports 10,000-lb to 15,000-lb axles: Handles heavy-duty tandem trailer loads with strength.
  • 14-1/4" Equalizers, 38" axle spacing: Keeps axles aligned for smoother towing and less bounce.
  • 6-1/4", 4-1/8", 7-11/16" hangers: Sets correct spring geometry for stable suspension travel.
  • 1", 1-1/8", and 1/2" bolts included: Matches proper hole sizes for a secure, tight fit.
  • Fits 3" slipper springs: Works with heavy trailer spring setups for dependable support.
  • Hardware complete for spring mounting: Attaches 4 leaf springs to the trailer frame securely.

Features to know about

Built to Handle Big Loads: Heavy-Duty Hangers for 10,000- to 15,000-lb Axles

When you’re towing serious weight, your suspension setup has to be rock solid. This Dexter tandem-axle hanger kit is designed for 10,000- to 15,000-lb heavy-duty axles, giving you the right foundation for reliable strength. It includes 6-1/4" tall front hangers, 4-1/8" tall center hangers, and 7-11/16" tall rear hangers that hold their geometry under load so your suspension stays aligned mile after mile.

Smooth, Even Axle Travel: 14-1/4" Equalizers Keep the Suspension Balanced

Uneven movement between axles can cause bounce and stress on your frame. The kit’s 14-1/4" long left- and right-hand equalizers are matched for 38" axle spacing, helping each axle share the load and move in sync. The result is steadier tracking and smoother towing with less jolt through the trailer.

Everything You Need for Secure Mounting: Complete Hardware Included

A strong suspension starts with solid connections. This kit includes the right combination of heavy-duty bolts and locknuts for each pivot point—(4) 5-1/2" long x 1" diameter spring-eye bolts with 1" locknuts, (4) 4-1/2" long x 1/2" diameter spring keeper bolts with 1/2" locknuts, and (2) 6" long x 1-1/8" diameter equalizer bolts with 1-1/8" locknuts. Every piece matches the hanger hole sizes for a tight, precise fit that stays secure.

Dependable Geometry for Proper Suspension Setup: 38" Axle Spacing Made Simple

Finding the right spacing for tandem axles can be tricky. This kit takes out the guesswork with parts sized for 38" axle spacing and a layout proven to maintain even load distribution. The included hanger dimensions and hardware work together to set the correct 33" distance between the front and center hangers and 32-2/5" between the center and rear hangers, keeping your trailer level and tracking straight.

Specs

Hangers

  • Front hangers (2): 6-1/4" tall with 1" bolt holes (28-67-4)
  • Center hangers (2): 4-1/8" tall with 1-1/8" bolt holes (29-43-2)
  • Rear hangers (2): 7-11/16" tall with 1/2" bolt holes (30-66-1)

Equalizers

  • Left-hand equalizer (1): 14-1/4" long (13-107-7LH)
  • Right-hand equalizer (1): 14-1/4" long (13-107-8RH)
  • Axle spacing: 38"

Bolts and Locknuts

  • Spring keeper bolts (4): 4-1/2" long x 1/2" diameter (7-95)
  • Locknuts (4): 1/2" diameter (6-46)
  • Spring-eye bolts (4): 5-1/2" long x 1" diameter (7-169)
  • Locknuts (4): 1" diameter (6-112)
  • Equalizer bolts (2): 6" long x 1-1/8" diameter (7-170)
  • Locknuts (2): 1-1/8" diameter (6-72)

Compatibility

  • Axle rating: 10,000 lbs to 15,000 lbs
  • Application: Trailers with tandem, heavy-duty Dexter axles
  • Axle attachment components: Not included

Hanger Location Dimensions

Axle CapacityA - Distance Between Front and Center HangersB - Distance Between U-BoltsC - Distance Between Center and Rear HangersD - Distance Between Center of Axle and Trailer Frame
10,000 lbs - 15,000 lbs33"38"32-2/5"5-1/2"

Technical diagram showing hanger location measurements for the Dexter Tandem-Axle Trailer Hanger Kit, labeled A through D to indicate distances between front, center, and rear hangers, U-bolts, and trailer frame for proper axle spacing.

  • A: Distance Between Front and Center Hangers
  • B: Distance Between U-Bolts
  • C: Distance Between Center and Rear Hangers
  • D: Distance Between Center of Axle and Trailer Frame

HAP-103-00 and HAP-203-01 Dexter Hanger Kit - 3" Slipper Springs - 10,000 lbs to 15,000 lbs Heavy Duty





Ratings & Reviews

4.6

60 reviews
Review sort icon
Leaf-spring mounting kit includes 6-1/4" tall front hangers, 6-1/2" tall center hangers, 7-11/16" tall rear hangers and hardware. Equalizers are 14-1/4" long. Designed for use with 10,000-lb to 15,000-lb, heavy-duty Dexter axles.

by:

Very good quality. Items fit perfectly and amazing customer service!!!!



by:

Exactly what I ordered nice quality fast shipping



by:

Product is of good quality! Durable and sturdy.



by:

Quality product and fast shipping



by:

Very impressed with my entire order!!



by:

fastest shipping ever. I will use this site again. Thanks.



by:

Easy install, parts were just as described. Excellent customer service!!!



by:

i used every thing but rear hanger all is good.my brother is going to get parts for his trailer



by:

good product, fast shipping, product looks stronger than the trailers original equipment.



by:

excellent quality replacement repair parts at a great price.



by:

Minor modifications needed to fit on ancient trailer, but products were a good investment in the restoration on an old horse trailer.



by:

Springs and hangers fit as they should. Easy install and everything is working as designed. Thanks for the quality parts at affordable prices.



by:

It is hard to find such great quality and great service ANYWHERE these days, HOWEVER etrailer still has what it takes. The people always make a difference when you need help. A+
They have great Tech support online chat, email, by phone and even great tech articles.



by:

The parts I received, we're exactly the parts I needed. Great quality, and etrailers prices beat, all other parts that I found on the internet. I will be buying from them again.
Thank for the great parts and great service.



by:

We ordered this kit for a customer in order to repair their bent, twisted and torn suspension. It was exactly the original replacement parts necessary to return the trailer to its original condition. The customer is happy and satisfied we were able to solve his issues quickly and efficiently with this kit.



by:

the correct parts for a trailer that's almost thirty years old. wow thanks guys and I will gladly pass on my satisfaction to others



by:

Good product. Doing a great job for me so far. I used the kit to upgrade our toy-hauler from 1.75” to 2” leaf springs.



by:

Added a third 7000 lb axle to our 14000 lb trailer. Easy to install, fit perfectly. Handles the weight better.



by:

Very prompt service and delivery.



by:

I purchased the 7 leaf sliper spring to replace my old ones. etrailer had all the parts needed to rebuild my trailer. The parts fit perfectly. The people there are very knowledgeable about the trailer parts and what is needed and what will fit when replacing old worn parts. I would stronly recomend etrailer for any of your trailer needs.



by:

We purchased this kit to rebuild an older trailer with worn parts. We received the kit promptly, however, the package was compromised and bolts were missing when it arrived. A quick call and the problem was resolved immediately. Two days later all new bolts appeared on our doorstep. Great company that cares about taking care of its customers. We truly appreciated that and will surely order again very soon as we have several trailers in our fleet.



by:

This kit (a dual kit) changed my view of Dexter as a quality-first manufacturer. etrailer simply sells it, they don't make it, so they aren't to blame.
This kit is made specifically for mounting Dexter's General Duty 9,000 lb axles in tandem and is different from kits made for 3500 to 8000 lb axles. It provides extra axle tube to frame clearance to accommodate the 4" axle tubes used on their 9k and 10k GD axles. It uses beefy 7/8" equalizer pivot bolts and 5/8" spring eye bolts. So far, so good. Until you pay over $350 for it and receive a suspension kit with absolutely ZERO lubrication provisions! Seriously, Dexter?!! The bolts provided are all just grade 5 hardware store plain jane dry bolts. Not even grade 8.
Dexter sells 7/8" greaseable "wet bolts" and even their lighter-duty hanger kits include greaseable wet bolts. But even if I paid etrailer the nearly $XX apiece they want for them (they're half that price elsewhere), there is literally no way of putting a square-shouldered carriage-style bolt, which they are, in the round roles this hanger kit was manufactured with without modification. As for the 5/8" spring eye bolts, only a great deal of internet searching will find any wet bolts the right diameter, and they'll be the wrong length. Those 4 bolts are about $20 each plus shipping.
So, by the time I pay a machine shop to square the equalizer bracket holes on and buy all the wet bolts, or have them made, JUST so I can lubricate this expensive hanger kit in hopes of it lasting more than a very short time on a trailer that often grosses 20k, I'm going to have over $500 invested in it, not counting all the extra wasted down-time. This kit was supposed to solve my trailer suspension problems, not create more. FAIL!!



by:

If I were to rate this product I would want to say it was better than excellent.
Very impressed with your products. definitely beyond my expectation.
If fact I ordered brakes for the trailer the very day I received slipper springs kit.



by:

fit perfectly



by:

Everything was equal to or better than original. However I was not impressed with the packaging. My parts showed hanging out of the boxes. Luckily everything was there.


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See what our Experts say about this Dexter Trailer Suspension Parts

  • How to Determine if Dexter Tandem-Axle Trailer Hanger Kit for 2-1/2 Slipper Springs Will Work
    I can tell you how to determine that, but there isn't a specific fit for any trailer, including your Big Tex, for the Dexter Tandem-Axle Trailer Hanger Kit for 2-1/2" Slipper Springs # HAP-158-258-03. Since you have 10,000 lb Dexter axles, you're set there, and you likely have 2-1/2 inch slipper springs (though you may want to measure their width just to be sure), so all you have to do is measure you axle spacing. To do this, simply measure from the center of one axle to the center of...
    view full answer...
  • Do I Add the Weight of the Boat When Figuring Out Tongue Weight When Placing the Axles?
    No, it does not. You're just using the actual weight of your trailer when you are calculating tongue weight as far as axle placement goes. I saw the article and picture you were looking at. Since you have a boat trailer the 60/40 rule most likely won't apply for you. If the weight of your boat is more towards the back then going with 50/50 might be a better starting point. What kind of boat do you have?
    view full answer...
  • Can 10K Leaf Springs be Upgraded to 3 Inch Wide 12K Springs for Gooseneck Trailer
    You can definitely upgrade the leaf springs from a 5-leaf 2-1/2" wide system to a 6-leaf 3" wide system but you'll basically need to swap out your whole suspension system. It's also good to note that even if your leaf springs are rated for a higher capacity it won't increase the weight rating of your axles. We don't recommend overloading the trailer but that's obviously up to the end user so I'll let you know what parts you need so you can install the larger springs. On your axle you need...
    view full answer...

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Info for this part was:

Employee Wilson B
Updated by:
Wilson B
Employee Eric H
Updated by:
Eric H

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