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Timbren Rear Suspension Enhancement System
Timbren

Timbren Rear Suspension Enhancement System

Part Number: TFR150SDE
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$269.36
Retail:$316.90
You Save: $47.54
Vehicle Suspension

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6,000-lb Capacity. These hollow rubber springs sit above the rear axle to help stabilize and level your vehicle. They also provide a more comfortable ride by absorbing road shock and improving roll stability. Easy to install and use. Great Prices for the best vehicle suspension from Timbren. Timbren Rear Suspension Enhancement System part number TFR150SDE can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Timbren Vehicle Suspension - TFR150SDE

  • Jounce-Style Springs
  • Rear Axle Suspension Enhancement
  • Timbren
  • Extra Heavy Duty

6,000-lb Capacity. These hollow rubber springs sit above the rear axle to help stabilize and level your vehicle. They also provide a more comfortable ride by absorbing road shock and improving roll stability. Easy to install and use.


Features:

  • Improves suspension, handling and safety
  • Provides additional support as needed so you always have a smooth, comfortable ride
    • Allows the leaf spring ample movement while cushioning light loads
    • Becomes more rigid as more weight is added
      • Increases stability - providing great performance while hauling heavy loads
      • Reduces vehicle sag
  • Works independently - side-to-side
    • Helps compensate for off-center loads
    • Reduces body roll when swerving and turning corners
  • Acts as shock absorbers, taking the brunt of bumps and rough roads
    • Extends the life of your vehicle's suspension


Specs:

  • Includes 2 Aeon hollow rubber springs, vehicle-specific brackets and hardware for simple installation
    • Replaces axle bump stops on frame
    • No drilling required
  • Capacity: 6,000 lbs
    • Do not exceed the vehicle's weight-carrying capacity
  • Designed to work with a suspension system that is in good working order
  • Limited lifetime warranty - satisfaction guarantee


An example of sag on a vehicle's rear axle under a heavy load

Whether you're hauling heavy loads in your bed or cargo area or you're towing a trailer, you will often see the rear of your vehicle sag while the front end rises. In these cases, the rear axle is handling not only the weight of the cargo, but also more of the vehicle's weight. Because less weight is on the front axle, the front tires are making less contact with the road. Overall handling - traction, steering, and braking - is negatively affected. But the resistance from Timbren's Suspension Enhancement System works with your factory suspension to keep your vehicle level and improve your driving experience.


Diagram of the Timbren spring installed

The Timbren system comes with custom-fit brackets that are bolted onto each frame rail above the rear axle. Hollow rubber springs are bolted to the bottom of the bracket and hang down to where the bottom of the spring sits, 1" above the axle. The inch of clearance allows the existing factory suspension to operate normally under light loads and standard terrain, ensuring the smooth, comfortable ride that you are used to.


Animation of a standard Timbren rubber spring

Timbren Suspension Enhancement Systems are designed to work progressively. When the hollow rubber springs are compressed, the convoluted design causes them to quickly collapse along the folds. Once the folds are compacted, the stacked barrel shape increases resistance, stiffening the suspension and keeping your vehicle level.


Timbren suspension system works to prevent body roll

Each hollow rubber spring works independently to support the driver's side or passenger's side of your vehicle. This is helpful when you swerve or make sharp turns. Each spring is activated when it is needed, so body roll is greatly reduced. The independent action also works well when you are hauling off-center loads.


An example of a trailers swaying

Because the vehicle handles better with the springs, less turbulence will be passed along to the trailer, and this helps to keep the trailer in line. Your driving comfort is further enhanced if the trailer does begin to sway (from a gust of wind or a passing semi), because the movement from the trailer is not transferred to your vehicle. This also works to make the sway subside more quickly.


An empty truck on a bumpy road without Timbren

Another great feature of the rubber construction is that the springs absorb most of the road shock, creating a smoother, more stable ride overall. Wear and tear on the factory suspension is also lessened because the rubber springs work to prevent bottoming out on rough roads.


Timbren Suspension Enhancement Compared to the Competition

Timbren's Suspension Enhancement Systems are much easier to install than air springs - there are no air hoses to run, no compressors or gauges to hook up, and no manual adjustments to make. The rubber construction makes Timbren's springs more elastic than similar products constructed of microcellular urethane. And more elasticity allows for a more comfortable ride because the rubber has more travel.



FR150SDE - Rear Suspension Enhancement System with Aeon Hollow Rubber Springs by Timbren

Installation Details TFR150SDE Installation instructions

This Product Fits The Following Vehicles




Customer Satisfaction Score:


Customer Reviews

Timbren Rear Suspension Enhancement System - TFR150SDE

Average Customer Rating:  4.7 out of 5 stars   (6494 Customer Reviews)

6,000-lb Capacity. These hollow rubber springs sit above the rear axle to help stabilize and level your vehicle. They also provide a more comfortable ride by absorbing road shock and improving roll stability. Easy to install and use.

by:

worked perfect. Very easy install. Made the vehicle nice and stable when loaded.



by:

The Staff of etrailer were outstanding in helping with my orders. Packages came in a day early (that was great)



by:

Third truck I’ve used Timbren’s on, they are great. No more broken leaf srings. Quick shipping. You won’t regret this purchase.



by:

I have a 2020 Ram 1500 Classic. They were easy to install once I used soap, not soapy water. I tried the soapy water and could not get them in. Used straight up Dawn and they went right in.



by:

this product is great! I put everything on like the instructions said,the ride was a little stiff so I jacked the back of my 3/4 ton back up took the 1 in.rubber disk off.now the ride is perfict.thank you!!!!!!!



by:

The Timbren ses went on easy and worked like a charm. Thanks so much.



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Product worked as described. Very easy installation for one person.



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easy installed !! have not take pickup out and test it with enclosed trailer.



by:

Works well. Pain to install but does the job. Don't attempt to install without air impact



by:

Great product, but I had to go buy my own hardware to mount ,the nuts that came with kit would not fit the bolts way too big.



by:

Very fast delivery, good product, worked as advertised. It solves the sagging when my trailer is hitched.



by:

Perfect fit, easy to install, and they work as advertised. These are a nice improvement over the stock parts.



by:

Haven’t used them yet, it was an easy install, everything I needed.



by:

Excellent quality, good prices and great shipping ! Thanks



by:

So far everything is working. Just as I though. The only complaint I have is the wait time that it took (12) days from the order date to when I receive the item.



by:

RV handles curves much better then before, more solid handling.



by:

These are exactly what my truck needed for the heavy loads I put into the bed.



by:

nice ride with my 5th wheel



by:

I have not put any weight on it yet so that will come later. I have a 2007 G.M.C. 2500 H.D. and I pull a 40 foot Big Horn Traveler. What I want to talk about is the install. It was quick only took about a hour. Take the tire down and start. Had no problems it went just like the video showed. I did not use the big washer I didn't have enough room.I have about 1 inch of travel before they come in to play so ride is the same.



by:

Takes the sag out for a bargain, but not as good as real springs



by:

Super easy to install. After reading several reviews about this product and how folks went about installing, found that I just needed to remove just one of the U-Bolts and just barely loosened the second. Replaced both in about 30 minutes. Shipping was quick and was exactly what I ordered. Reviews were helpful and will definitely use etrailer again.



by:

Really makes a difference when hauling a heavy gooseneck.



by:

Bump stops I bought from you are way bigger and so much better than oem. Only took less than 30 minutes to install. It was very easy to install.



by:

great delivery time. I received them this afternoon and installed them in about an hour. thanks to the video that showed everything step by step. thanks for a great product. I think this is just what we needed to help haul our camper and pull our car hauler at the same time. thanks again


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See what our Experts say about this Timbren Vehicle Suspension

  • Recommended Rear Suspension Enhancement for 1999 Ford F-250 to Reduce Sag with 5th Wheel Trailer
    To greatly reduce the sag you're getting with the 5th wheel trailer hooked up to your 1999 Ford F-250 I recommend adding the Timbren Rear Suspension Enhancement System # TFR150SDE. This is because the heavy-duty aeon rubber springs used for the Timbren systems offer a bit more support than the urethane constructed springs on the SumoSprings. This will allow for a more level and smoother ride when the truck is under load. This along with the Timbren's overall higher capacity (6,000 pounds...
    view full answer...
  • Timbren Rear Suspension Enhancement for a 1989 Ford F-250 GVW of 6600 lbs
    You can install either the 6,000 lb system, # TFR250SDE, or the 8,600 lb system, # TFR350SDE, on your truck, but they will not increase the weight carrying capacity of your truck. You will still be limited to the weight capacity that Ford has set for your truck. These springs were designed to work with your factory suspension to help reduce sag and improve safety and handling when hauling heavy loads. I would recommend installing the 6,000 lb springs because you are not gaining an advantage...
    view full answer...
  • Recommended Weight Distribution System for 1999 F250 With Slide-In Camper
    When determining the weight rating of the weight distribution system needed, any load in the tow vehicle to the rear of the back axle needs to be figured in as tongue weight. We typically figure the tongue weight of a trailer as being 10 to 15 percent of the trailer weight. With your set up, you are in the 700-1000 lb tongue weight range. I would recommend the High Performance Trunnion System, part # RP66022. This system is designed for trailers with tongue weights ranging from 600-1200...
    view full answer...
  • Suspension Enhancement Recommendation for 2000 Ford F-250
    For your 2000 Ford F-250, I recommend using the Timbren Rear Suspension Enhancement System # TFR150SDE. This is a confirmed fit for your truck, won't be an issue with your underbed B&W gooseneck hitch, and will provide some shock absorption and load support. These will also give you independent side to side support. If you prefer air bags, there are some models not compatible with B&W hitches but the Air Lift LoadLifter 5000 Ultimate Air Helper Springs with Internal Jounce Bumpers...
    view full answer...
  • Compression Size of the Timbren Rear Suspension Enhancement System TFR150SDE
    At its full capacity the Timbren Rear Suspension Enhancement System item # TFR150SDE will compress to 50% of its normal size. I just spoke with my rep at Timbren. The spring portion of the SES is 3-3/4" tall and it compresses to just under 2" when a 6,000 lbs load is placed on it. It will not stick out past the sides of the 4 1/2" x 4 1/2" bracket when it is fully compressed.
    view full answer...
  • Rear Suspension Enhancement For a 2000 Ford Super Duty With a Gooseneck Hitch
    The Air Lift LoadLifter 5000, # AL57298, was designed to work with specific gooseneck hitches because it installs on the outboard side of the frame rails on your Ford Super Duty. This kit will fit the 2WD models only. If you can tell me what type of hitch you have in your truck, I can check the compatibility with this kit. This kit will not fit with gooseneck hitches that mount with custom brackets on the outboard side of the frame rails. Another option from Air Lift is the LoadLifter...
    view full answer...
  • Will Curt Hitch Item # C60723 Work With Air Lift Item # AL57215 On 1985 Ford F-150
    I contacted the manufacturer and they informed me that the Air Lift LoadLifter 5000 Ultimate Air Helper Springs, Item # AL57215, will probably work with your 1985 Ford F-150 and the Curt Gooseneck Hitch, Item # C60723. There could be issues when installing either and Air Lift recommended going to their website and reviewing the installation instructions for your vehicle to find out what you will need to do for proper installation. For a compressor, I recommend the Air Lift Load Controller...
    view full answer...
  • Can I Use an Air Lift Suspension System # AL88298 with a Gooseneck Hitch on a 1997 Ford F-250?
    The Air Lift LoadLifter 5000 Ultimate Air Helper Springs # AL88298 cannot be used with a gooseneck hitch. I contacted Air Lift to verify and they were able to confirm that they do not make a suspension system for your vehicle that is compatible with a gooseneck hitch. Instead, I recommend something like the Timbren Rear Suspension Enhancement System # TFR150SDE. These won't interfere with a gooseneck hitch installed and will provide a more comfortable ride by absorbing road shock and improving...
    view full answer...
  • Suspension Enhancement Recommendation for 2000 Ford F250 Towing a 5th Wheel
    How you use your truck will decide whether you need a passive-type system or something adjustable. A passive system like the Timbren Aeon Springs, part # TFR150SDE won't have any effect on your truck's ride until a load is placed on your rear suspension (whether it's cargo in the bed or the pin weight from your 5th wheel). When your stock suspension is compressed, the Aeon spring will contact the axle, providing extra cushioning and stability and reducing body roll. If you don't often carry...
    view full answer...
  • Will Air Lift Air Bags Fit on a 1994 Ford F-250/F-350 with a 5th Wheel Trailer Hitch Installed
    If the 5th wheel hitch install kit brackets that attach to the frame are the universal L-brackets (two per side) then it is possible to use Air Lift air bags # AL88215 on a 1994 Ford F-250/F-350. But it is still possible for there to be interference which is why it is listed in our fit guide as NOT being compatible. What will work for sure is a set of Timbren springs because the mount to the bottoms of the frame rails and will not interfere with any 5th wheel brackets. If you have an...
    view full answer...
  • Helper Springs for a 2000 Ford F-250 Towing a 5th Wheel Trailer
    For your 2000 Ford F-250 towing a 5th wheel trailer I recommend the Timbren helper springs but the ones you will need are # TFR150SDE because the other ones you mentioned are for Severe Service vehicles only. Since you need support from towing a 5th wheel trailer the Timbrens are a better option than air bags. This is because the load weight and position will basically be exactly the same every time which is what Timbrens are good for. Air bags are better if you carry uneven load frequently...
    view full answer...
  • Suspension Enhancement Recommendation for a 1992 Ford F-250 with Fifth Wheel Rails
    I have a suspension enhancement solution I can provide for you, but there is no way to use air suspension enhancement like the part # F2071 on a 1992 Ford F-250 with fifth wheel rails as the two brackets interfere with each other like you have found. Your best option would be a Timbren setup like the part # TFR150SDE. This will fit your vehicle and would be compatible with your rail kit.
    view full answer...
  • Will Timbren Suspension Enhancement Fit on 1999 Ford F-250 with Lift
    A space of 5-5/8 is very little. Especially on a lifted truck. It sounds like you're not measuring the correct location or your suspension is pretty worn out. The Timbren # TFR150SDE system you're looking at is the correct kit for your 1999 Ford F-250 and must have at least 6-3/4 inches between the frame and the axle. If you're measuring from the bump stop the axle this would make sense. The bushing shouldn't be much from the frame.
    view full answer...
  • Fit of Firestone # F2071 Ride Rite Air Helper Springs on 1994 Ford F250 with Gooseneck Hitch
    Most gooseneck hitches install directly over the rear axle, and have bracketry that attaches to the outside of the truck frame. If you look at the air spring install diagram I provided, you can see that the # F2071 installs directly over the axle and the springs attach to the outside of the frame member. The gooseneck hitch would probably prevent you from installing the air springs, but you can look at the diagram and compare it to the placement of the gooseneck mounting brackets on your...
    view full answer...
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  • Rear Suspension Enhancement Recommendation for a 2000 Ford F-250 Towing a Horse Trailer
    I prefer the Timbren springs to air bags when towing a trailer. I recently installed a set of the Timbren springs in my Dodge Ram and they do a great job when I am towing my fifth wheel trailer. The Timbren springs are more ideal when the load in your truck bed is constant, such as a trailer. The air bags are more ideal when the load in your truck bed fluctuates or when the load may be heavier on one side than the other. For your 2000 Ford F-250 4x4, I recommend installing the Timbren...
    view full answer...
  • Rear Suspension Enhancement System for a 2000 Ford F-250 4x4 Towing Gooseneck Trailer
    The best rear suspension enhancement product for your 2000 Ford F-250 is going to depend on a couple things. First, how your gooseneck hitch is attached to the frame of your truck and second, whether you prefer adjustable air springs or fixed rubber springs. For an air spring system, I recommend installing the Firestone Ride-Rite Air Helper Springs, # F2550, that you referenced. This system is compatible with most gooseneck and fifth wheel hitches and have been tested for up to 5,000 lbs...
    view full answer...
    Image 1 for
  • Recommended Rear Suspension Enhancement Springs for 1997 Ford F-250 Heavy Duty
    For your 1997 Ford F-250 HD, I recommend installing the Timbren Rear Suspension Enhancement Springs, # TFR150SDE, for a 2 wheel drive, and # TFR250SDE, for a 4 wheel drive. These springs will fit models with or without factory top overload springs and there is no drilling required to install. I have attached links to the installation instructions as well as links to installation videos. You will notice that the trucks in the videos are different model years than your F-250, but the installation...
    view full answer...
  • Rear Helper Springs to Reduce Squat on the Back of a 1999 Ford F-250 Towing 12K Dump Trailer
    For your 1999 Ford F-250 4x2 the Timbren springs # TFR150SDE are a great option. The 6,000 pound rating is for the whole system and that is the vertical load limit. So even if the trailer was loaded to 12,000 pounds gross weight it still would not even come close to producing 6,000 pounds of vertical load so no worries! It will definitely help with the squat and improve ride quality while towing. I have included a link to a video showing an example installation for you.
    view full answer...
  • Weight Distribution or Suspension Enhancement for my 1995 Ford F-250
    It appears all of your weights are inline. If you load your trailer with about 700 lbs of tongue weight sway will not be an issue. There is not a great deal of profile for wind or a passing semi to get a hold of or a weight issue your dealing with as you can move the car forward or rearward to get the right tongue weight. With a tow rating of around 10,000 lbs. and a 5,500 lb. trailer you should not experience a great deal of sagging and I would not want to mess with weight distribution...
    view full answer...
  • Better Ride on Rough Roads for a 1997 Ford F-250HD
    I am sure there are some tires that you could use but the tires that we carry would not work since they are designed for trailer use only. Another possible solution is to change the suspension or add suspension enhancement. Using Timbren springs, # TFR150SDE for 2-wheel drive or # TFR250SDE for 4-wheel drive, will lessen the travel in the stock suspension and take the bite out of bumps and pot holes. I have linked videos showing installations of each.
    view full answer...
  • How To Fix 1" Gap After Installing Timbrens On a 2000 Ford F-250
    The Timbren Rear Suspension Enhancement System part # TFR150SDE which is a fit for a 2000 Ford F-250 is designed to produce around 1/2" - 1-1/2" gap. It will still work to reduce sag/squat with a gap but not till the threshold of the suspension is reached. Some prefer more of a buffer than others since the ride can be rougher when engaged. Nevertheless, you can use the spacer part # A25723-90AH00 for 1" or part # TA25722-90P00 for 1/2" to close the gap.
    view full answer...

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Info for this part was:

Employee Mike L
Expert Research:
Mike L
Employee Michael H
Expert Research:
Michael H
Employee Joshua S
Video Edited:
Joshua S
Employee Jacob T
Video Edited:
Jacob T
Employee Dustin K
Video Edited:
Dustin K
Employee Chris R
Video Edited:
Chris R
Employee Mary K
Updated by:
Mary K
Employee Wilson B
Updated by:
Wilson B
Employee Michael B
Updated by:
Michael B
Employee Carrie F
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Carrie F
Employee Bethann B
Updated by:
Bethann B
Employee Jonathan Y
Video by:
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Employee Robert C
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Robert C

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