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  1. Weight Distribution Hitch
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Reese Weight Distribution w/out Shank - Trunnion Bar - 15,000 lbs GTW, 1,500 lbs TW

Reese Weight Distribution w/out Shank - Trunnion Bar - 15,000 lbs GTW, 1,500 lbs TW

Item # RP66131
Retail:$818.11
Our Price: $556.39
You Save: $261.72
Weight Distribution Hitch
Shipping Weight: 72 lbs
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High-performance system is designed to offer the best in weight distribution with an easy-to-adjust, forged head; a raised ball platform; and flexible, powder coated steel, trunnion spring bars. Adjustable shank and hitch ball sold separately. Great Prices for the best weight distribution hitch from Reese. Reese Weight Distribution w/out Shank - Trunnion Bar - 15,000 lbs GTW, 1,500 lbs TW part number RP66131 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (59)
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Reese Weight Distribution Hitch - RP66131

  • 1100 lbs
  • 1200 lbs
  • 1300 lbs
  • 1400 lbs
  • Fits 2 Inch Hitch
  • WD Only
  • Reese
  • Shank Not Included
  • Electric Brake Compatible
  • No Sway

High-performance system is designed to offer the best in weight distribution with an easy-to-adjust, forged head; a raised ball platform; and flexible, powder coated steel, trunnion spring bars. Adjustable shank and hitch ball sold separately.


Features:

  • Evenly distributes weight over axles of tow vehicle and trailer for stability and control
    • Creates a more level ride for both tow vehicle and trailer
  • Trunnion spring bars are hot rolled and tapered for superior strength and flexibility
    • Bars flex appropriately over uneven terrain for a controlled, even ride
    • Curved ends are designed for use with dual-cam sway control (RP26002 - sold separately)
  • Adjustable spring-bar tension - just switch links in lift chains to fine-tune
  • Desired tilt is easily achieved with serrated-washer design - no more piling on washer after washer
  • Forged, raised ball platform on head eliminates need for raised hitch ball
  • System includes head assembly, lift brackets, trunnion spring bars, lift chains, and all necessary hardware
    • Adjustable shank and trailer hitch ball sold separately
      • Ball requires threaded shank with 1-1/4" diameter


Specs:

  • Tongue weight: 1,000 lbs - 1,500 lbs
  • Gross towing weight: 15,000 lbs
  • Fits: 2" x 2" trailer hitch receivers rated for use with weight-distribution systems
  • Lift-bracket positioning: mount about 30" back from hitch ball
    • Requires approximately 5-1/2" of space along trailer frame
      • Optional mounts (sold separately) that take up less space on a trailer frame are available
    • Will not fit trailer frames wider than 2-1/2"
  • Limited lifetime warranty


Included w/ RP66131Required - Sold SeparatelyOptional Add-Ons
  • System Head
  • Lift Brackets
  • Spring Bars
  • Adjustable Shank
  • Hitch Ball w/ 1-1/4" Diameter Shank
  • Bar-Style Friction Sway Control
  • Dual-Cam Sway Control

Weight Distributing Hitch

Create a stable ride for your tow vehicle and trailer with a weight-distribution hitch. Adding spring bars to your towing system applies leverage, which transfers the load that is pushing down on the rear of your vehicle to all the axles on both your tow vehicle and your trailer, resulting in an even distribution of weight throughout. The result is a smooth, level ride, as well as the ability to tow the maximum capacity of your hitch.



Selecting a Weight-Distribution System

The tongue weight rating is the most important factor in determining which size weight-distribution system you should use. If the bars of the system you choose are rated too high for your setup, they will create a rigid ride, which can result in a bouncing trailer. If, on the other hand, the bars are not rated high enough, the system will be unable to properly distribute the weight, rendering it virtually useless.


To determine the proper weight rating for a weight-distribution system, you must first determine your trailer's tongue weight. Then add to that the weight of the cargo behind the rear axle of your tow vehicle. These two measurements make up the tongue weight rating for a weight-distribution system.


Serrated Washer System

Unique Features of Reese Trunnion-Bar Weight Distribution

The easy-to-use, serrated washers on the Reese system make adjusting the tilt of the weight-distribution head a snap. This is a huge improvement over the standard pin-and-washer method, which involves piling washers - one on top of another - onto a difficult-to-access pin. The serrated-washer system lets you easily loosen, adjust and tighten a single washer and nut on either side of the head for simple, secure positioning.



The trunnion spring bars of this system slide into the weight-distribution head for quick, easy installation. With a tapered design and hot rolled steel construction, these bars offer superior flex, ensuring a smooth, controlled ride for both your tow vehicle and your trailer. In addition, these specially designed bars have rounded, hooked ends, making them the only kind of spring bars that can function with Reese's active-style, dual-cam sway control (sold separately).



66131 Reese Ultra Frame Trunnion Bar Weight Distribution Hitch without Hitch Bar

Installation Details RP66131 Installation instructions


California residents: click here


Customer Satisfaction Score:


Customer Reviews

Reese Weight Distribution w/out Shank - Trunnion Bar - 15,000 lbs GTW, 1,500 lbs TW - RP66131

Average Customer Rating:  4.9 out of 5 stars   (59 Customer Reviews)

High-performance system is designed to offer the best in weight distribution with an easy-to-adjust, forged head; a raised ball platform; and flexible, powder coated steel, trunnion spring bars. Adjustable shank and hitch ball sold separately.

by:

I use this 1500 lbs WDH with my 14,000 lb equipment trailer and 10,000 lb dump trailer. Previously, I used a 1200 lb WDH.

I just hauled a load of pavers (a gross combined weight of just over 20,000 lbs) with 11,600 lbs on the trailer axles. I had 1400 lbs of tongue weight (used a scale to measure). The one-way trip was traveled on a two-lane highway crossing over five 5,000 ft mountain passes. Excellent hitch performance uphill and downhill through lots of tight curves.

The tension bars are easy to install / remove and they have great ground clearance. If it is necessary to adjust the hitch angle, the fine graduations for different hitch angles make it easy to get the exact angle needed.

Great product!



by:

I really like the Reese Trunnion style weight distribution. It gives more clearance to the road than round-bar kits.
I appreciate the fact that the bars are available in different spring rates for different tongue loads. I dial my front axle load restoration (FALR) exactly to 100% and having a variety of spring rates makes this possible.

Arizona S.

9/26/2019

Wonderful. Make sure to keep your trunnions greased.



by:

Not a whole lot to say about this product. It's works very well for us without any issue. Only complaint I have is not really product-related: The pipe used for lifting the bars into position is a tad longer than I wish it was. Reason being is that occasionally I need to have that bar completely vertical to get the chain on the trailer prior to lifting. The entire unit sits so low sometimes I have to cheat the system by choosing a link with less lifting power... then do the other side... then come back and to it all over again. Just a hassle and yes, i know I can just cut the bar with a cutoff wheel, but I just have not got to it yet.



by:

Items arrived very quickly. Setup instructions were very clear. Would highly recommend Reese WD Hitch for all your heavy towing needs.

Dave S.

6/24/2018

We are about to make our second long haul pulling our 8000lb travel trailer. Our Reese hitch makes all the difference between nail bitting and a relaxed trip. Still 5 stars



by:

Excellent web sight, I am a purchasing manager for a manufacturing firm and this sight is one of the best, very easy,
Product was delivered in good condition, one day late due to weather, but I was notified of the delivery change in advance!
Thanks, will be ordering more.



by:

It was just like it was described. Came in perfect condition, fast delivery, no problems. I'll order again from etrailer.com.... They have what you need and want, beats shopping around all over town and the internet...



by:

Works great. Using on a 14000 lb. tag along trailer behind a dually pickup. Takes up the slop in the hitch so the ride is better.



by:

Customer service was outstanding during the ordering process, hitch arrived as website indicated. Best price anywhere I could find. Thanks etrailer!



by:

Huge difference over the old undersized hitch



by:

Very strong. Allowed me to pull an 11,000lb trailer.



by:

Total on-line purchase. Purchase went smoothly, product arrive quickly and complete. Nice job. Looking to make additional purchases.



by:

The product came as described in the listing. I'm happy with it overall.

Bill D.

3/31/2016

Perfect, towing a 28 long, 13 3 tall 17k trailer, and no sway or issues at all.



by:

Quality, Ordering quick and simple quick delivery



by:

I am still waiting on some back ordered items, but other than that service was fine



by:

Great products at a great price.



by:

Arrived and reasonable time and in good condition



by:

Looks real heavy duty. Exactly what I needed.



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by:

Thoroughly torture tested between 7500 lb camper and 10500 lb trailerable a houseboat. Bought the anti-sway cams separately off [online] due to availability. Combined as a system, this stopped anti-sway and saved my butt during a hard downpour rain and side winds. The cams were the difference in pulling off to get to safety vs laying on the side of road upside down like some 18 wheeliers.

Yes, its expensive. No, you dont buy another one unless you sell it with the camper / trailer.



by:

Had these installed by a dealer and drove a few hours to a campsite this spring. Only the second time driving a camper and first time on a major highway. White knuckle ride for the first half hour then realized the camper wasn't swaying or rocking and started to relax. Coming home two days later I started out relaxed and enjoyed the drive....even passed a truck!



by:

After a slight modification to my trailer (brackets fit a 2.5 inch frame; mine was 3 inches), this hitch fit perfectly and works great. Now I can tow a 3 ton tractor without worrying about putting too much strain on my rear axle.

Also impressed with etrailer.com's service - the hitch arrived much sooner than expected. Will definitely be doing business on this site again.



by:

This was my first encounter with etrailer and I have to say it was hands down the best service I have ever received! Really.. And no I don't work for etrailer!!!!!! We use to live in a country where good service was just a way of life. Today, lets face it, service is terrible! But not etrailer.. I placed an order for this product online and selected the normal shipping method by ground. I immediately got the normal email "thank you for your order". But then I got another email from an actual person, George.. George let me know the product was in their distribution facility and will ship in 24-48 hours.. To my surprise, the order shipped the same day and I received another email from a Frank stating they took the liberty of upgrading my shipping to 3 to 5 days express shipping instead of the normal 5 to 7 days at no charge to me! So my response to this was "wow great service thank you!".. Again to my surprise I received an email from a Nikki who thanked me for my positive feedback. On a side note can you believe, they actually put their direct phone with extension along their email address on the bottom of their emails so you can actually get in touch with them? I didn't think this type of stellar service existed anymore.. Kudos to etrailer.. Ok, I think I almost forgot to write about the actual product.. The product was made very well, hooked up with no issues, and when I had questions on adjustments, you guessed it, i called and emailed folks at etrailer and they actually helped me!!!! They could have sent me a box of cracker jacks and I would have given then an excellent review! :) Keep up the great work etrailer... I won't shop anywhere else for my trailer needs..



by:

Installed it today on my cargo trailer and 2022 Ford Explorer and took it for test drive to the local truck scale. Products and instructions were great. Pam was wonderful helping me pick out exactly what I needed (and not try to sell me things I didn’t need).


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Show More Reviews

See what our Experts say about this Reese Weight Distribution Hitch

  • Weight Distribution System Recommendation for Trailer with 1,500 lbs Tongue Weight
    For a weight distribution system for a tongue weight that is 1,500 lbs when loaded and sometimes 900 lbs you would want the Reese part # RP66131 but you would have to verify that your tongue weight would not exceed 1,500 lbs when loaded. Basically you would be at the edges of this systems range that is 800 to 1,500 lbs. For a shank you would then want the part # RP54970. For either tongue weight you would have to basically set the system up totally different. Easiest way to go between...
    view full answer...
  • Recommended Weight Distribution for Motor Home Towing 13,000 lb Trailer
    If your motorhome does indeed have a hitch with a 10000 lb capacity, it means that the hitch is capable of towing a trailer weighing up to 10000 lbs. To confirm this, the hitch should have a sticker or plate on it listing the capacities. The tongue weight capacity should also be listed. Tongue weight is the amount of weight that can safely be suspended from the receiver (or the maximum downward force exerted). The hitch might also list a capacity for use with a weight distribution (W/D)...
    view full answer...
  • Recommended Weight distribution for 10K equipment trailer
    When it comes to installing a weight distribution system on you 10,000 pound equipment trailer I would recommend using The Curt MV Weight Distribution System - Round Bar - 14,000 pounds GTW, 1,400 pounds TW # C17057. When using a weight distribution system you will get the best ride when the trailers tongue weight is as close as possible to rated tongue weight limit of the distribution system. If you go way over or way under the recommend tongue weight that would cause more sway and could...
    view full answer...
  • Weight Distribution System Recommendation for Porsche Cayenne Towing Trailer w 750 lb Tongue Weight
    I certainly can recommend you a weight distribution system. Thank you for giving me all the weight information for your trailer as that makes it very easy to pick out the correct system. The Reese Strait Line System part # RP66084 would be the system I would recommend. It has a tongue weight range of 600-1,200 lbs which would work great with your tongue weight and it features the only sway control on the market that works to prevent sway before it starts. One other thing to consider is...
    view full answer...
  • How Can a Weight Distribution System be Used on a Square Tube Trailer Frame
    You can install a weight distribution system on a 2x6 tube frame trailer like what you described but you are going to need to use a pole tongue adapter like the part # RP58393.
    view full answer...
  • Will Reese Strat-Line Weight Distribution Spring Bars Fall off Dual-Cam Sway Control in Tight Turns
    Extreme tight turns like jack-knifing could result in the bar sliding too far and coming off the dual-cam mount on a Reese Strait-Line system. But average driving situations should not be a problem unless something was not adjusted correctly. With a dual-cam system there is a lot of fine-tuning that needs to be done to get it just right. If you experience a bar coming off and the turn is not all that tight then something is probably not adjusted quite right. I have included a couple of...
    view full answer...
  • Weight Distribution System for a 2009 GMC Sierra 2500/3500 Towing a 14,000 LB 10-inch I-Beam Trailer
    To choose a properly tuned weight distribution system for your trailer you will need to go by the total effective tongue weight of the set up. This is calculated by taking the measured tongue weight of the trailer, when loaded and ready to tow, and adding to that the weight of anything loaded behind the rear axle of the tow vehicle. If your coupler is mounted to the bottom of the 10-inch I-beam, then I recommend the Reese weight distribution system # RP66131. The gross towing weight is...
    view full answer...
  • Can Reese Dual Cam Be Added To Reese Weight Distribution for Grand Design Reflection 315RLTS
    Yes, you can add the Reese Dual Cam High-Performance Sway Control for Steel Trailer Frames # RP26002 to your # RP66131 weight distribution hitch. When you added the 1,700 lb spring bars you basically turned it into the # RP66006. Adding the # RP26002 to either of these will turn them into the Strait-Line Weight Distribution w/ Sway Control. Since you now have the 1,700 lb spring bars, this will be the same as having the # RP66075 once the dual cams are installed.
    view full answer...
  • Weight Distribution System for Pace 6 by 12 Foot Utility Trailer Being Towed by 2002 Expedition
    Weight Distribution Systems are classified by the tongue weight or downward force that the trailer applies to the trailer ball. If the dry, unloaded weight of the trailer and the weight of the cargo as it is typically loaded is known, we can calculate the tongue weight. The tongue weight is typically 10-15 percent of the fully loaded ready to tow weight of the trailer. Anything stored behind the rear axle of the tow vehicle should also be considered tongue weight. Given the weights you...
    view full answer...
  • Does the Weight of a Weight Distribution System Count as Tongue Weight When Picking Out a System
    I have wondered the same thing as you, and in fact last time Reese was here I asked them the same question and their response was that the weight of the weight distribution system does not count as tongue weight when you are trying to determine the proper rated system for a vehicle/trailer. If the hitch you referenced is a factory option for your vehicle then that would be already factored into the tongue weight of the vehicle, if it is an aftermarket hitch option then you would need to...
    view full answer...
  • Weight Distribution Setup for Trailer With Pole Tongue and Heavier Tongue Weight
    We can only recommend Reese weight distribution systems for use with their pole tongue adapters, and based on the weight range of the # C17057 and the picture you sent in you'd want the higher rated pole tongue adapter part # RP58393 which is rated for up 1,400 lbs tongue weight. Then for a weight distribution system you'd want the # RP66131 which has a tongue weight range of 800 to 1,500 lbs. For a hitch ball you'd want the part # C40030 and for a shank part # RP63971 and you'd be set. Curt...
    view full answer...
    Image 1 for
  • Weight Distribution System Recommendation with a 1,400 lb Tongue Weight Capacity
    We used to carry Equalizer brand WD systems but we stopped a couple years ago so we do not have the part you are looking for. For a similar rated system that we do carry we offer the part # RP66131. This system has a 800 lbs - 1,500 lbs tongue weight range and a 15k total trailer weight capacity. Check out the review video I attached as well. Price is available at the product links.
    view full answer...
  • Reese Strait-Line W/D System For 13K Trailer Towed by Chevy 1 Ton Pickup w/ Class V Hitch
    If the 1300 lb figure you mentioned represents the fully loaded and ready to tow tongue weight of your trailer, and includes the weight of anything stowed in your truck bed behind the rear axle, the Reese Strait Line Weight Distribution System with Sway Control, part # RP66075 would be an excellent choice. The system is effective on trailers with tongue weights ranging from 1000-1700 lbs. The system uses the Reese Dual Cam sway control, which one of the most effective sway controls available....
    view full answer...
  • Weight Distribution Recommendation for I-Beam Trailer that Weighs 14,000 lb
    To install a weight distribution system on an I-beam trailer requires you to take the trailer to a welder to have them box the I-beam frame where you'll need to install the weight distribution brackets. This gives the brackets something they can attach to. For brackets then we have the part # RP58305. Then for a weight distribution rated for a trailer with 1,400 lbs of tongue weight we have the Reese system part # RP66131. For a hitch ball then you'd want the # 19286 and for a shank part...
    view full answer...
  • Weight Distribution System For 2008 Chevy Silverado 1 Ton Towing A Trailer With 13,000 GVW
    I would recommend using the Reese Heavy Duty Trunnion Weight Distribution System, # RP66131, it is designed for 1,500 lbs. tongue weight and 15,000 lbs. Gross Towing Weight. You can also add the Draw-Tite Dual Cam High Performance Sway Control, # RP26002, to give you the pro-active sway control. This is the same system as the Reese High Performance Trunnion Weight Distribution System, # RP66022, you have referenced, but it has a higher tongue weight and towing weight. Because your trailer...
    view full answer...
  • Shank Recommendation for 15K Reese Weight Distribution System
    For a 15K shank that is compatible with the Reese Weight Distribution # RP66131 you can use part # RP54970 which gives you a 2" drop/6-1/2" rise. Don't forget to grab a hitch ball like the 2-5/16" Curt # C40030 to complete your setup!
    view full answer...
  • Recommendation of Weight Distribution and Sway Control System for 4x6 Inch I-Beam Trailer Frame
    I spoke with my contact at Reese and he said that you will need to use a standard weight distribution kit like the Heavy Duty Trunnion Weight Distribution System 1,500 lbs. TW / 15,000 lbs. GTW, item # RP66131, for your trailer with 4 inch wide by 6 inch tall I-beam construction. To use the Heavy Duty Trunnion Weight Distribution System, item # RP66131, you will need to have a steel plate 5 or 6 inches wide welded, by an experienced welder, at 30 inches on center from the center of the...
    view full answer...
  • Weight Distribution Recommendation for a 2004 Ford F-150 and 2011 Eclipse 3 Horse Trailer
    When selecting a weight distribution system, you will want one that has a tongue weight capacity range that encompasses the trailer tongue weight, with the trailer loaded and ready to tow, and the weigh of any gear loaded in the tow vehicle BEHIND the rear axle. Trailer tongue weight is typically 10 to 15 percent of the gross trailer weight. At capacity, 9,990 pounds, the tongue weight at 15 percent would be just under 1,500 pounds so I recommend an 800 to 1,500 pound system like the Strait-Line...
    view full answer...
  • Weight Distribution System Recommendation for 1997 Dodge 3500 Towing an Arctic Fox 25R with ATVs
    Thank you for all of the information you provided. The best way to select a weight distribution system is to determine the tongue weight of your trailer when it is loaded and ready to tow and add the weight of any cargo loaded behind the rear axle in your truck bed. Once you determine the total tongue weight of your towing setup, you will want to choose a weight distribution system that can handle your total tongue weight. For example, if you plan on loading your trailer to the maximum...
    view full answer...
  • Weight Distribution System Recommendation for 10,000 lb Trailer
    With a weight distribution system installed you can back up with the system connected if you are mainly going back in a straight line. If you need to jackknife the trailer pretty tight you will need to disconnect the spring bars otherwise they will either fall out (or fly out), or they can break. If you don't need sway control a weight distribution system with it will still benefit you. The Reese system part # RP66131 would be an excelleng option for your trailer has it has a tongue...
    view full answer...
  • Changing Draw-Tite Round Bar Weight Distribution System to Dual-Cam Style
    It may be possible to update your round bar weight distribution system to dual-cams such as on the Reese # RP66131 but in order to determine this we will need to know the specific part number for the weight distribution head unit you have. The age of the original unit can come into play on this but my contacts at Reese/Draw-Tite will be able to advise your options once I can tell them your current part numbers. It would also be helpful to know the weight rating of the spring bars on the...
    view full answer...
  • Recommended Weight Distribution Hitch and Extended Shank For Trailer With 1000 lb Tongue Weight
    For the system itself, I'd recommend the Reese trunnion bar weight distribution system, part # RP66131 which can handle tongue weights from 800-1500 lbs, which would accommodate your trailer's 1000 lb tongue weight perfectly. For a shank, we do offer a couple of 2-1/2 inch shanks that are longer than the 5 inch one you currently have. • The Equal-i-zer # EQ90-02-4900 offers 8 inches between the center of the hitch pin hole to the center of the holes where the weight distribution...
    view full answer...
  • How to Pick Out Weight Distribution for a Trailer with Varying Loads
    Based on the maximum weight of the trailer, I assume you mainly need weight distribution when the trailer is loaded enough to cause sagging. When choosing a weight distribution system, the key figure is your total tongue weight. The total tongue weight is the loaded and ready to tow tongue weight of the trailer plus the weight of any cargo loaded in the tow vehicle behind the rear axle. Weight distribution systems have effective tongue weight ranges, so I recommend looking for a weight...
    view full answer...
  • Heavy Duty Weight Distribution System for a 14K Trailer with an I-Beam Frame
    I spoke with my contact at Reese and he said that you will need to use a standard weight distribution kit like the Heavy Duty Trunnion Weight Distribution System # RP66131 that you have referenced, for your I-beam trailer. To use the Heavy Duty Trunnion Weight Distribution System, # RP66131, you will need to have a steel plate 5 or 6 inches wide welded, by an experienced welder, at 30 inches on center from the center of the hitch ball. Before modifying the trailer frame you will need to...
    view full answer...


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