






"Five minutes a side to remove the old stops and install the new Timbrens. No compressor to install, no fighting bags or mounting brackets, quick and as simple as can be."
—M. Huffman, Verified Purchase of the Timbren S.E.S. GMRCK25D
THE BEST SOLUTION FOR YOUR TRUCK TOWING NEEDS
Built for handling heavy loads and trailers for the GMC Sierra and Chevrolet Silverado truck models, make your load carrying experience easy and stress-free with the #1 choice for the road — Get the Timbren S.E.S. right NOW!
100% NO-RISK MONEY BACK GUARANTEE
THE BEST SOLUTION FOR YOUR TRUCK TOWING NEEDS
Built for handling heavy loads and trailers for the GMC Sierra and Chevrolet Silverado truck models, make your load carrying experience easy and stress-free with the #1 choice for the road — Get the Timbren S.E.S. right NOW!
Ever Thought About Putting An End To The Squat?
The Haul Drive You've Been Looking For
Bringing your road necessities should not mean you have to deal with stressful driving. You will thank yourself and your truck for upgrading your suspension to the Timbren S.E.S. for the long haul with these benefits:
- Be proud of your journey with the least trouble: Using this improved load handling suspension system protects your truck from sagging and will let you focus on the road.
- Easy to install for your convenience: You can set up the Timbren S.E.S. to your bump stop slot within an hour or less, with no holes to drill and no airlines to attach.
- Never have to worry about it again: Built to last against rough conditions, using the Timbren S.E.S. requires little maintenance even for long time use.
Heavy Lifting With A Smoother Ride
- Built for overall durability: The Timbren S.E.S. works as a support for your truck's pickup capability for its suspension and bump stop enhancement.
- Adjusts to rough terrain conditions: Experience smoother steering and less braking with Timbren S.E.S weight distribution system.
- Lifetime Satisfaction Guarantee: This must-have enhancement for your kit has been proving itself for over 30 years with our customers and will surely not let you down. See it in action for yourself!
Here's What They Say About The Timbren S.E.S. GMRCK25D
★ ★ ★ ★ ★
Smooth ride! No air bags needed.
“Install was a breeze. I put the Timbren's on a 2022 Silverado 2500 Z71 Crew 4X4. I'm pulling a 5th wheel. The Timbren's kept my truck level and absorb chucking very well. ”
— Brad, Verified Purchase of the Timbren S.E.S. GMRCK25D
★ ★ ★ ★ ★
Much Better Ride!
“I'm very happy with the added stability for towing my 5th wheel.”
— Bobby, Verified Purchase of the Timbren S.E.S. GMRCK25D
★ ★ ★ ★ ★
Really Made a Difference.
“Installed on 2019 Chevy HD 3500 dually without any issues. We then towed 15k 5 th wheel using Anderson ultimate hitch. Very easy to install, stabilized in side winds (west Texas), very nice.”
— G.M. D., Verified Purchase of the Timbren S.E.S. GMRCK25D
★ ★ ★ ★ ★
Easiest Cheapest Way to Hold Heavy Loads.
“Great product to hold heavy loads without much modification, this keeps my truck perfectly level with 2000-25000 lbs of ice melt on the bed and spreader. Easy to install as well and nice firm ride once loaded.”
— Dean, Verified Purchase of the Timbren S.E.S. GMRCK25D
★ ★ ★ ★ ★
Simple and Effective!
“Leveled out my truck camper. They start to work with about 1000lbs load absorbing some rebound and roll. The unloaded truck rides stock, except occasional speed bump or pothole will hit. You really don't have to think about them again after installing.”
— Orwell, Verified Purchase of the Timbren S.E.S. GMRCK25D
★ ★ ★ ★ ★
Quick and Easy and Results Were Immediate.
“Did a lot of searching and reviews before buying. We do a lot of camping and spoke to other owners who love the product. I could see how well it worked on their vehicles and it encouraged me to purchase - no regrets.”
— Ken, Verified Purchase of the Timbren S.E.S. GMRCK25D
Truck Squatting on Trailers No More
Improve the quality of your ride either loaded or unloaded with Timbren Rear Suppression Enhancement System!
- Eliminate Suspension Sag: When Towing A Heavy Trailer, Timbren SES Extends The Life Of The Suspension Of Your Vehicle And Helps To Avoid Bottoming Out
- Control Trailer Sway: A Condition Which Occurs With Unbalanced Loads, In Crosswinds Or When Passing Heavy Trucks Timbren SES Stabilizes Your Vehicle
- Control Body Roll: During Cornering With Powerful Progressive Rate Rubber Springs Which Resist Lean And Enhance Vehicle Stability
- Improve The Ride: By Allowing The Aeon® Rubber Springs Absorb Road Shocks And Bumps. Towing A Trailer Doesn’t Have To Mean Poor Ride Quality
- Simple And Easy To Install
- Limited Lifetime Warranty
Tried-and-Tested By Pickup Truck Drivers







Timbren SES GMRCK25D
Rear Suspension Enhancement System
BEST SELLER
BEST SELLER
Specifications
100% NO-RISK MONEY BACK GUARANTEE
Specifications
Frequently Asked Questions
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1. Are You an Authorized Dealer?
Yes! All the Aftermarket products we sell are sourced from directly from Brands and Authorized Distributors, in order to ensure quality.
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2. What is Your Return Policy?
All product and packaging MUST be inspected at the time of delivery and discrepancies must be reported immediately. In the event that you are not present for the delivery, you may contact our Support within 48 hrs. of receipt via email at info@cgautogroup.com.
Our policy lasts 30 days. If 30 days have gone by after delivery, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Additional non-returnable items:
- Gift cards
- Downloadable software products
- Some health and personal care itemsTo complete your return, we require a receipt or proof of purchase.
There are certain situations where only partial refunds are granted (if applicable)
- Any item not in its original condition is damaged or missing parts for reasons not due to our error
- Any item that is returned more than 30 days after delivery -
3. I'm not sure if this fits my RV. Can you help?
Absolutely! Feel free to send us an email and we'd be happy to help you find what product is best for you.
You can email us at info@cgautogroup.com.
Made With High-Quality Materials That Last
Enjoy Your Life On The Road With No Fuss