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Timbren Suspension Enhancement System for rear use on first tandem axles supports leaf or air suspensions with a rubber helper spring that cushions road impacts and adapts to load changes. Rated for 15,000 lbs., the bolt-on kit installs with basic tools and needs no airlines or fittings. It reduces settling and sag, improving handling and stability for heavy-duty towing and hauling applications.
Timbren Suspension Enhancement System
