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  1. Vehicle Suspension
  2. Timbren
  3. Bump Stops
  4. Towing/Load Leveling
  5. Rear Axle Suspension Enhancement
  6. Extra Heavy Duty
THIS ITEM IS NOT A FIT FOR
2017 Freightliner Sprinter 2500
Timbren

Timbren Suspension Enhancement System - Rear Axle

Part Number: T67KR
In Stock
$269.36
Retail:$316.90
You Save: $47.54
Vehicle Suspension
Not Confirmed to Fit

2017 Freightliner Sprinter 2500

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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 Suspension Enhancement System - Rear Axle part number T67KR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Timbren Vehicle Suspension - T67KR

  • Bump Stops
  • Towing/Load Leveling
  • Timbren
  • Rear Axle Suspension Enhancement
  • Extra Heavy Duty
  • Suspension Only

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 when towing or hauling gear
    • Allows the leaf spring ample movement while cushioning light loads
    • Becomes more rigid as more weight is added for a great performance when you're hauling a heavy load
      • Increases stability
      • Reduces vehicle sag
  • Works independently - side-to-side adjustment
    • Helps compensate for off-center loads
    • Reduces body roll when swerving and turning corners
  • Acts as a shock absorber, taking the brunt of bumps and rough roads
    • Extends the life of your vehicle's suspension
  • Includes 2 Aeon hollow rubber springs, custom-fit brackets, and hardware for simple installation
    • Installs directly onto frame
    • No drilling required


Specs:

  • Load-leveling capacity: 6,000 lbs
    • Timbren springs will not increase your vehicle's weight-carrying capacity. Do not exceed the manufacturer's recommended weight limit.
  • 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 when loaded. 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 when loaded or towing because the rubber has more travel.



TORSEQ3 Timbren SES with Aeon Hollow Rubber Springs - Rear Axle

Installation Details T67KR Installation instructions

This Product Fits The Following Vehicles




Video of Timbren Suspension Enhancement System - Rear Axle

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Ultimate Overview of the Timbren Suspension Enhancement System-T67KR

Hello neighbors, welcome back. I'm Steven here at etrailer.com. Today, you're joining me where we look at these Timbren Suspension Enhancement System for the rear axle. Now folks, this is a custom fit. It's gonna fit a 2023 through the current year Toyota Sequoias. Make sure you're using our fit guide at etrailer.com, top center of our page.

Enter the year, make, and model, and we'll get you the right parts the first time. And what these do, folks, if you're not familiar with them, they basically improve suspension and handling and overall safety by providing additional support when you need it the most to have the most comfortable smooth ride possible. And what they do is they allow your leaf spring ample movement while cushioning light loads, and they actually become more rigid or more stiff when they're compressed and you have more weight, which is gonna give you greater performance when you have those higher, heavier loads. It can help reduce sag, increased stability, they work independently side to side, and they also help compensate for off-center loads. They're gonna help you reduce body roll, like if you have to swerve or you turn a corner too tight.

And they also act as a basic shock absorber. They'll take a lot of the bumps, the rough road out of your ride, that kind of stuff. They will technically extend the life of your vehicle suspension because this will take most of that brunt of those constant bumps and that kind of stuff. Now what these are is they are two Aeon hollow rubber springs with custom brackets and spacers. I've got 'em just loosely put together here, but real simply, it's got a spacer block here.

You got the hollow rubber Aeon spring. There's a big washer in there that you saw, the nut goes underneath there. This gets bolted down into place. And then you use the existing hardware off of your factory bump stop that you removed, and this goes right back in place where that factory one came off of using the same hardware. So, pretty quick, easy install, no drilling whatsoever required.

It installs directly into your frame. You've already got pre-threaded holes there. This just simply replaces that. You put it right back in place where the old one was. Now this will give you a load level capacity of 6,000 pounds. Keep in mind, this is, again, just an enhancement. You're not adding any extra capacity to your vehicle. I think a lot of people get these kind of things and they think, "Oh, now I can haul 6,000 more pounds." That's not the case. Again, this is just a load leveling capacity. So it's helping your current factory suspension by giving it a little boost that it needs to keep everything level and that kind of thing. Well folks, that's gonna do it for our look today at this Timbren Suspension Enhancement System for your rear axle. I'm Steve here at etrailer.com. Thank you so much for your time. Thanks for watching. Have fun installing these.

Customer Satisfaction Score:

Ratings & Reviews

4.7

3527 reviews
5 Stars
(2806)
4 Stars
(458)
3 Stars
(114)
2 Stars
(67)
1 Star
(82)
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:

Easy to install. Works as advertised. Etrailer rocks!



by:

Got them in yesterday took about 30 minutes to install hook up my travel trailer it help a lot I'm very please. Troy



by:

Fast shipping, just what I I ordered!



by:

easy to install, Solved my trailer bouncing over bumps problem.



by:

Got them a day ago and installed the next day. Super easy installation.



by:

Great product there leveled the load and made tow way better.

Thanks



by:

Fast shipping



by:

I bought a set for my F250 and like them so much that I bought a set for my F350. It prevents the vehicle from sagging in the rear when hauling towing heavy objects. Makes for a smoother and more stable riding experience.



by:

Great job. Will use etrailer again.



by:

These were delivered quickly and installed in minutes. I can't wait to give them a ride with my Airstream in tow.



by:

Really not sure it's doing anything. No noticeable difference when towing my camper.



by:

Easy install and work well on my 2500 S uburban



by:

Very easy installation!



by:

Customer service was great. Fast delivery. Very easy to install. 35 minutes it was done.



by:

Shipping was fast, product looks to be well made.



by:

Easy installation and perfect fit!



by:

Easy installation. 15 mins total time. Highly recommended if tow anything.



by:

Very easy to install. I got the product in two days. Love etrailer products. THANKS.



by:

nice ride with my 5th wheel



by:

Excellent communication and insane fast shipping!



by:

Just installed on 2008 Hyundai Entorouge seems to work well. Only problem was that I had buy new hardware because the supplied hardware was standard not metric.



by:

Product does not help rear swag with fifth wheel camper but a half inch. On brand new truck as well. Not happy with product. Called to return them and want me to pay 27.00 shipping and stated in email that was sent to me I couldn’t return if installed. I’m not understanding this ? Do not buy ! I won’t be doing any more business with etrailer . Not helpful at all



by:

Works like expected. Keeps the truck looking level even under heavy loads.



by:

Fast delivery and easy installation



by:

I received my order within days. It was exactly as I expected. The product works as advertised. I am a now a lifelong customer of etrailer.com.


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See what our Experts say about this Timbren Vehicle Suspension

  • Roadactive Suspension Kit that Fits 2024 Toyota Tacoma
    Hey John, I checked with Roadactive (formerly Roadmaster) and they do have a kit that fits your 2024 Toyota Tacoma with the part # RAS4514-SAT but it seems like it doesn't fit the 24 models actually as the truck has coil suspension so instead the Timbren kit part # T67KR would be a great option.
    view full answer...
  • How to Address a Sagging Issue w/ a 9,500 lbs Trailer and a Toyota Sequoia
    Hey Roy, that sounds like a fun trip! I recommend addressing your sagging issue with a weight distribution system not air bags. The best one for your trailer is going to be the Equal-i-zer Weight Distribution System w/ 4-Point Sway Control item # EQ37140ET. This system works with tongue weights ranging from 1,000 lbs - 1,400 lbs so it'll be perfect for your trailer when loaded. The Equal-i-zer item # EQ37140ET works by distributing the weight more evenly to the tow vehicle. This is how...
    view full answer...
  • Rear Suspension Enhancement Kit that Fits 2024 Toyota Tacoma 4WD
    Hey John, so the 2024 Toyota Tacoma is a new designed truck so they currently only have a 2WD version fit with the part # F2410. For 23' the 4WD fit version is the # F2407 but it hasn't been carried over to the 24' models. Right now all we have is a Timbren fit with the part # T67KR which will do a great job reducing the sag.
    view full answer...
  • Will Air Bags Help w/ Towing and Leveling on a 2023 Toyota Sequioa?
    Hey Roy welcome back. I took a look at your Sequioa's suspension and it does look like the Firestone Coil-Rite Air Helper Springs item # F4124 would be helpful. These mount inside your Toyota's coil springs and will provide extra support before the Timbren item # T67KR engage. Did you ever go back and look at your weight distribution system to see if it was set up properly?
    view full answer...
  • Can You Use The Timbren Jounce Springs On A Vehicle With A Lift?
    Hey Brandon, You can definitely use the Timbren #T67KR on a vehicle with a lift kit. I would recommend getting the lift kit before installing these. There are specific spacers that are needed for the springs that are dependent on how much the lift kit raises your vehicle. In order to find the spacers you would have to measure the gap between the frame and rear axle after it's lifted and then we can get the right spacers for it. It is definitely doable but I would recommend lifting the...
    view full answer...

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Used Items Available
Used Picture for Timbren Suspension Enhancement System - Rear Axle

Condition: Installed

Notes: Item has been installed/test fit.

$253.86
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Info for this part was:

Employee Dustin K
Video Edited:
Dustin K
Employee Chris R
Video Edited:
Chris R
Employee Steven C
Installed by:
Steven C
Employee Wilson B
Updated by:
Wilson B
Employee Matthew S
Written by:
Matthew S
Employee Daron K
Edited by:
Daron K
Employee John S
Video by:
John S
Employee Ian F
Test Fit:
Ian F

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