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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
2003 Volkswagen Golf
Timbren

Timbren Rear Suspension Enhancement System

Part Number: TGMRCK25
In Stock
$269.36
Retail:$316.90
You Save: $47.54
Vehicle Suspension
Not Confirmed to Fit

2003 Volkswagen Golf

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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 TGMRCK25 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Timbren Vehicle Suspension - TGMRCK25

  • 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
      • 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 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.



GMRCK25 - Rear Suspension Enhancement System with Aeon Hollow Rubber Springs by Timbren

Installation Details TGMRCK25 Installation instructions

This Product Fits The Following Vehicles




Customer Satisfaction Score:

Ratings & Reviews

4.7

3523 reviews
5 Stars
(2797)
4 Stars
(462)
3 Stars
(113)
2 Stars
(68)
1 Star
(83)
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:

Tried to order part first time, rotten customer service. Called back spoke to manager, much better service received part very quickly. Unfortunately part had bad bolts and or nuts, would not work together. Manager said if I had any problems I could call her number directly and she would take care of it. Have tried to reach her for three days no response. Called regular etrailer number and they want pictures sent to them and then it would have to be reviewed and I was informed I they were behind schedule, so only could guess how long it would take. Sending parts back and demanding refund. Have been doing business with etrailer for many years and this is the thanks I get for being a long time customer. Will not be shopping with etrailer ever again



by:

This worked as advertised, install was quick and easy!



by:

installed as instructions stated piece of cake to install



by:

Easy to understand instructions, easy to install.



by:

Fast delivery, easy installation, they work great. Recommend.



by:

I had to shave the bottoms to fit but the suspension still is rough on uneven pavement



by:

The items get shipped really quickly, and their prices are excellent. Great customer service too!



by:

Perfect fit and works as advertised. The Timbren were very easy to install. Thanks for the advice etrailer!



by:

I haven't installed these yet, but they were just what I was looking for to take the "squat" out of my truck while pulling my toy hauler.
These along with my WDH should level the truck just fine.



by:

These are the hardest ride you could possibly get loaded or unloaded I would not recomend timbrens to anyone. Had to eat the cost and replace them with air bags. (Aweful product)



by:

Was able to install easily with video.



by:

great and fast service needed the parts right away for a road trip and you got it done



by:

Happy with this purchase. Keeps the truck level and the ride smooth.



by:

The supplied bolts are too short. Finding the right bolts added to time to do the install.

The jounce springs are 1/2 inch from axle. I'm sure the ride will be very harsh even when not loaded...



by:

fit was good installed in under 1/2 hrs. So far the worked great



by:

Easy installation. The truck sits well and feels better on the road



by:

good customer service



by:

They went right on and all the hardware came with them.



by:

Easy install - took less than 30 minutes. The truck now sits level with the bed loaded.



by:

Worked better than I excepted. I have a old pickup with really tired suspension and this product made it better than new.



by:

Very satisfied! Easy to install and use on my Nissan Titan. I didn’t even need to remove the wheel to install it. Now my truck does not squat when pulling a trailer or carrying heavy load.



by:

Have not installed product yet,Christmas present for a friend.Box came damaged from postal service,tore open,hopefully all parts are there.



by:

I assume they help. I have no way of telling before and after



by:

When I called they were very knowledgeable about the products and made sure I ordered what was going to work on my truck.



by:

Carrieann was awesome in helping try to solve a very difficult problem. The product installed easily just as the direction stated and the video you put on the website was very useful. Thanks


25
3523
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See what our Experts say about this Timbren Vehicle Suspension

  • What is the Towing Capacity of a 1995 Chevrolet C/K Series Pickup
    There are several different towing capacities for a 1995 Chevrolet C/K Series Pickup. These capacities will vary depending on engine size, wheel base, drive type, gear ratio, etc. Therefore, the only true way to tell what your trucks towing capacity is would be to find both the Gross Combined Weight Rating (GCWR) and the Gross Vehicle Weight (GVW). These figures can be located on the information tag inside the drivers door jamb. If you subtract the GVW from the GCWR, that will give you...
    view full answer...
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  • Thickness of Spacer that Comes with Timbren Kit # TGMRCK25
    The thickness of the spacer that comes with the part # TGMRCK25 is 1 inch. Since you have a 2 inch lift you'd also need spacers # A25723-90AH00 to compensate for that. These are 1 inch so you'd need a quantity of 4 of these.
    view full answer...
  • Timbren Suspension Enhancement For a 2000 Chevrolet K2500 Classic 4x4 Pickup
    Yes, the Timbren # TGMFK25S front springs will fit your 2000 Chevrolet K2500 pickup. The K-series trucks were the classic version while the 2500 began the new Silverado series of pickups. If you are looking for similar rear springs we have their Severe Service # TGMRCK35MA or Standard # TGMRCK25 springs. The severe service are best for applications which always have additional weight such as trucks with a salt spreader, camper or truck bed box.
    view full answer...
  • Does the Timbren Spring Kit # TGMRCK25 Fit a 1996 GMC 1500 Truck
    From an install point of view the part # TGMRCK25 will still install just fine since the spring attaches to the frame of the truck and not the axle. If the axle is larger or smaller in diameter it would change when the spring engages. If it was bigger it would engage sooner or if it was smaller it would engage later.
    view full answer...
  • What is Purpose of Black Spacers that Come with Timbren Suspension Kit # TGMRCK25
    The Timbren kit part # TGMRCK25 that you referenced comes with two spacers which push the rubber spring further away from the bracket it is attached to which allows for it to engage at the proper time.
    view full answer...
  • Suspension Enhancement that Fits 1998 Chevy K2500 with In-Bed Gooseneck Hitch
    For your 1998 Chevy K2500 we have suspension enhancement that fit with an in-bed hitch like the Timbren part # TGMRCK25 but we do not have any air bag kits that fit your truck configuration.
    view full answer...
  • Helper Spring Recommendation for 1996 GMC Sierra K2500 Carrying Truck Bed Camper
    When installed on an unloaded vehicle (no load in bed) there will be an approximately 1/2 to 1 inch gap between the Timbren Aeon spring and the axle tube. Once the bed is loaded with cargo or a slide-in camper, this gap will be taken up and the spring would be in direct contact with the axle tube. The Timbren # TUR350 you looked at isn't the correct fit for your 1996 K2500, you'll want to use # TGMRCK25 instead. The springs won't provide any lift, but will definitely provide up to 6000...
    view full answer...
  • Rear Suspension Enhancement Recommendation For 1996 GMC K2500 With Truck Camper
    The Timbren Rear Suspension Enhancement System # TGMRCK25 are the correct fitment for your 1996 GMC K2500 Pickup. These provide up to 6,000lbs of support to your suspension components. They may help to level your vehicle but as they are designed to only provide support when there is additional weight on your suspension. Without additional weight they typically have around 1" of clearance to the axle. You will not loose any suspension travel and the Timbrens will help to absorb road shock...
    view full answer...
  • Timbren Rear Suspension Enhancer # TGMRCK25 Recommendation for a 1996 Chevy C/K Truck
    The Timbren Rear Suspension Enhancement System, part # TGMRCK25, is much easier to install than air springs, no air hoses need to be run, no compressors or gauges to hook up. This kit will also not affect your unloaded ride quality as much as adding a leaf to your suspension would. The # TGMRCK25, would only be used when you were hauling enough weight to use a significant portion of your suspension, otherwise the ride of your vehicle would be completely unaffected. That would be the main...
    view full answer...
  • Timbren Rear Suspension Enhancement Fit for 1988 GMC Sierra 1500
    There is a Timbren Rear Suspension Enhancement System that fits a 1988 GMC Sierra 1500, though not the part # TGMRCK25D you referenced, which is only a fit for the 2500. Instead, the correct part for your '88 Sierra 1500 will depend on if your truck is 2WD or 4WD: - 2-Wheel Drive: Timbren Rear Suspension Enhancement System # TGMRC25HD - 4-Wheel Drive: Timbren Rear Suspension Enhancement System # TGMRCK25 These Timbrens absolutely come with the brackets and everything needed for installation;...
    view full answer...
  • Timbren Rear Suspension Enhancement for a 1998 Chevy C/K Series 1500
    There are 2 different Timbren systems available for a 1998 Chevy C/K series 1500. If you have 4 wheel drive you will need # TGMRCK25. If you have 2 wheel drive you will need # TGMRC25HD. I have included links to the instructions for each and an FAQ on Timbren systems for you. The system you have referenced only goes back to 1999 models.
    view full answer...
  • Suspension Enhancement that Fits 2000 Chevy K2500 with In-Bed Hitch
    I have a solution but none of the air bag kits that fit your 2000 Chevy K2500 fit with in-bed hitches like a gooseneck. So instead you'd need to go with a jounce spring style kit like the Timbren part # TGMRCK25 which is compatible and would work great.
    view full answer...
  • Suspension Enhancement Recommendation for 1993 GMC K1500 with Camper in Bed
    The Timbren suspension kit part # TGMRCK25 is your best option for suspension enhancement for your 1993 GMC K1500. This will give you an additional 6,000 lbs of suspensions support which will get rid of the sag you are experiencing due to the camper you have in the bed of your truck. I recommend this kit over the other styles as it provides great support like mentioned, installs easily, and requires zero maintenance. It also works whether you have overload springs or not on your truck so...
    view full answer...
  • Recommended Trailer Hitch and Suspension Enhancements for a 1992 GMC C/K Series Pickup
    It sounds like you're looking for a trailer hitch and suspension enhancements for a 1992 GMC C/K Series Pickup. If that is the case we have some great options. I recommend the Curt Trailer Hitch Receiver part # C14081 for a trailer hitch. It's a bolt-on option rated up to 10,000 lbs. Then for suspension enhancements, I recommend the Timbren Rear Suspension Enhancement System part # TGMRCK25 which will help level the truck when towing a heavy trailer.
    view full answer...
  • Rear Helper Springs for a 1991 Chevy K1500 and 18 Foot Car Hauler Trailer
    I can help you select some helper springs for your 1991 Chevy K1500. But you should know that helper springs do not increase the capacity of the truck they only offer support. The Firestone air bags # F2025 are one option for your truck. They will provide you will the most adjustability of the options and are great if you carry a lot of different size loads or trailers. You will need to add/remove air though which you can do if you have a compressor or you could add an onboard compressor...
    view full answer...

Do you have a question about this Vehicle Suspension?


Info for this part was:

Employee Jameson C
Expert Research:
Jameson C
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
Updated by:
Carrie F
Employee Lincoln B
Updated by:
Lincoln B
Employee Jonathan Y
Video by:
Jonathan Y
Employee Robert C
Installed by:
Robert C

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