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White-knuckle driving doesn’t belong on your next trip. Whether you're hauling a truck camper, salt spreader, or other high-center-of-gravity cargo, the Timbren SES Rear Severe Service Kit - Suspension Enhancement for Heavy-Duty Use is engineered to eliminate sway and squat—giving you the confidence and control you need, even in crosswinds. Designed specifically for severe service conditions, this kit keeps your ride level, stable, and stress-free.
Single-Convoluted Aeon® Rubber Springs
Built exclusively for top-heavy loads like truck campers
Delivers stronger resistance and keeps your rear end level under extreme weight
Progressive Spring Rate
Pushes back harder as weight increases
Eliminates dangerous sway, roll, and rear-end squat
Zero Maintenance After Install
No air lines, compressors, or upkeep required
Set it and forget it—ready for work in any weather
Installs in Under 30 Minutes
Simple bolt-on design
No special tools or shop visit needed
Comfort When Unloaded
Maintains a ½” to 1 ½” gap from the frame when unloaded
Ensures a smooth, comfortable ride when not hauling
Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
US$40
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