Keep your RV trailer more stable and controlled on every journey with the Timbren SES Suspension Enhancement System designed for spring under axle setups. Built to support underslung trailer suspensions, this kit uses patented Aeon rubber springs to provide progressive load support that responds as weight increases. By helping reduce trailer squat, sway, and harsh road impacts, it creates a smoother towing experience. With no maintenance required after setup, this suspension upgrade provides dependable support for your RV adventures. Note: This product increases spring support but does not increase the trailerâs GTW (Gross Trailer Weight). Loads must remain within the manufacturerâs specified GTW limitsFeatures:• Aeon rubber springs adjust support with changing loads• Helps maintain a more level trailer stance• Reduces trailer movement while towing• Absorbs vibration from rough road surfaces• Improves overall towing confidence• No air pressure adjustments required• Designed for quick installationSpecs:• Brand: Timbren• Product Type: RV Trailer Suspension Enhancement System• Manufacturer SKU: TR7DP• Suspension location: Trailer suspension• Kit type: Standard• Rated capacity: 7, 000 lb• Overall kit height: 6.75 inches• Compatible with RV trailers featuring spring under axle suspension• Fits underslung suspension setups with leaf spring pack width less than 2.25 inches• Includes two patented Aeon® SES hollow rubber springs, two ride height spacers, two overslung suspension mounting systems, and installation hardware Maintenance-free support Smoother towing control RV trailer upgrade | SES Suspension Enhancement System for Spring-Under Axle RV Trailers