The GMC Sierra 3500 HD Coilover Suspension Kit by Rough Country is a premium upgrade designed to enhance your vehicle's performance. Specifically engineered for models from 2011 to 2019, this kit comes with N3 shocks in a striking metallic silver finish, ensuring both durability and style.

This suspension kit delivers remarkable performance benefits for your GMC Sierra 3500 HD. Featuring Rough Country's advanced N3 shocks with 10-stage variable valving, the kit provides precise damping control, offering a smooth driving experience both on highways and rugged terrains. The high-pressure nitrogen charge plays a crucial role in maintaining consistent performance, while the robust 18mm chromed hardened piston rod ensures corrosion resistance and long-lasting durability. Additionally, the shocks boast a 54mm shock body designed for faster heat dissipation, minimizing shock fade during demanding conditions.

Installation is key to experiencing the full potential of this suspension kit. With a 36kN tensile strength, these shocks are built to endure heavy impacts and challenging environments. The military-spec fluid rated to -40 degrees Celsius guarantees reliable performance in extreme weather conditions. Natural rubber bushings are incorporated to absorb vibrations and reduce road noise, guaranteeing a quieter and more comfortable ride.

Features

• 10-Stage Variable Valving for enhanced comfort and control
• High-Pressure Nitrogen Charged for reduced shock fade
• 35mm High-Performance Piston for improved stability
• Chromed Hardened 18mm Piston Rod for superior durability
• 54mm Shock Body for faster heat dissipation
• 36kN Tensile Strength to withstand extreme impacts
• Spring-Loaded Piston Rod Seal for enhanced longevity
• Military-Spec Fluid for all-weather reliability
• Natural Rubber Bushings for reduced noise and smoother ride
• Metallic Silver Paint for added corrosion resistance
• 3-Year Manufacturer's Warranty for peace of mind
• Compatible with models equipped with 3.5-4.5" suspension lift

If you have any questions or need assistance, our experts are here to help. Feel free to reach out to us at 512-982-9393 for our Austin, Texas location, or 562-981-6800 for our Los Angeles, California area location. We also offer installation and customization services at both of our locations. Transform your GMC Sierra 3500 HD with our innovative suspension kit and experience a ride like no other!

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