Timbren FRTT350J rear suspension assembly enhances stability for heavy truck loads
Close-up of Aeon rubber showing durable strength for severe-service use
On highway with Timbren, stability improves under crosswinds
Truck camper setup with heavy load remains centered and level with FRTT350J
Unloaded ride remains smooth thanks to rubber spring clearance
DIY installation using factory mounting points with no drilling
Heavy-duty 8,000 lb capacity supports challenging hauling scenarios
All-weather performance without hoses or compressors
No ongoing maintenance required after installation
Timbren FRTT350J rear suspension assembly enhances stability for heavy truck loads
Close-up of Aeon rubber showing durable strength for severe-service use
On highway with Timbren, stability improves under crosswinds
Truck camper setup with heavy load remains centered and level with FRTT350J
Unloaded ride remains smooth thanks to rubber spring clearance
DIY installation using factory mounting points with no drilling
Heavy-duty 8,000 lb capacity supports challenging hauling scenarios
All-weather performance without hoses or compressors
No ongoing maintenance required after installation

Timbren FRTT350J SES Severe Service Rear Suspension System – 8,000 lb Load, No Maintenance

Overview The Timbren FRTT350J SES Severe Service rear suspension system is engineered for trucks that carry heavier...
Vendor: Timbren
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£471.41
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Timbren FRTT350J rear suspension assembly enhances stability for heavy truck loads

Timbren FRTT350J SES Severe Service Rear Suspension System – 8,000 lb Load, No Maintenance

£471.41
Timbren FRTT350J rear suspension assembly enhances stability for heavy truck loads
Close-up of Aeon rubber showing durable strength for severe-service use
On highway with Timbren, stability improves under crosswinds
Truck camper setup with heavy load remains centered and level with FRTT350J
Unloaded ride remains smooth thanks to rubber spring clearance
DIY installation using factory mounting points with no drilling
Heavy-duty 8,000 lb capacity supports challenging hauling scenarios
All-weather performance without hoses or compressors
No ongoing maintenance required after installation

Timbren FRTT350J SES Severe Service Rear Suspension System – 8,000 lb Load, No Maintenance

£471.41
Description
Description
x

Overview

The Timbren FRTT350J SES Severe Service rear suspension system is engineered for trucks that carry heavier center-of-gravity loads, such as truck campers or salt spreaders. Its single convoluted Aeon spring provides robust resistance to weight, helping to reduce squat, sway, and body roll for more confident handling on varied roads.

Sharper control on the road

As your load increases, the system responds with a progressive spring rate that pushes back, helping keep the vehicle level and centered through corners and gusty crosswinds. This can translate into steadier steering and calmer highway dynamics while preserving a comfortable ride when the trailer is empty.

Ride quality when empty

When the bed is unloaded, a small gap between the rubber spring and the frame allows the truck to maintain its usual ride, avoiding an overly stiff feel until you load up again.

No maintenance and tough reliability

  • No air bags, hoses, or compressors to worry about
  • Zero upkeep after installation and predictable performance in a range of weather conditions

Durable, high capacity

Designed to support up to 8,000 pounds, the system uses a rugged Aeon rubber compound built for long-term performance under extreme weight, temperatures, and road conditions.

Easy DIY installation

Installation reuses factory mounting points with no drilling and no special tools. Most users report they can get hauling within about an hour from home.

Real-world use cases

Ideal for truck campers, equipment haulers, and other top-heavy configurations where stability and predictable handling matter. Results will vary by vehicle, but drivers may experience improved weight distribution and reduced sway during turns or in gusty winds.

FAQ

Q: What benefits does the Timbren FRTT350J SES offer for heavy truck setups?

A: It helps minimize squat, sway, and body roll when carrying top-heavy loads like truck campers, improving confidence on the road.

Q: How simple is the install and what loads is it designed for?

A: It mounts to factory points with no drilling and no special tools; designed for up to 8,000 lb loads.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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