Upgrade the rear suspension of your 2020-2021 Ford F-350 Super Duty with the Timbren FR350CC Suspension Enhancement System (SES). Designed to improve load support, handling, and stability, this rear suspension kit helps reduce vehicle squatting and sagging when carrying heavy loads or towing. Timbren’s rubber spring technology automatically adjusts to changing loads and road conditions while cushioning road shocks for a more controlled ride.
The Timbren FR350CC uses durable rubber suspension components instead of airbags, airlines, or fittings, eliminating common leak-related maintenance concerns. The kit is designed for a straightforward installation with basic hand tools and requires no drilling or routing of airlines. Once installed, the system provides dependable suspension support with minimal maintenance and is backed by Timbren’s lifetime warranty.
With a weight capacity of 6,000 pounds, this rear kit helps address suspension settling, trailer sway, and instability associated with heavy-duty hauling and towing. It is engineered for select 2020 and 2021 Ford F-350 Super Duty applications and is an effective solution for drivers seeking improved rear-end support without sacrificing everyday usability. Timbren has been a leader in rubber spring technology since 1965, delivering practical suspension upgrades for work, towing, and recreational use.
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