Firestone 2874 Rear All-In-One Wireless Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Features:

• Supports up to 5,000 lbs load
• All-in-one kit with compressor included
• Wireless control option for convenience
• No-drill installation saves time and effort
• Installs in just 2.5 hours
• Works with in-bed hitches
• Durable air springs for long service life
• Adjustable air pressure: 5 to 100 PSI
• Helps maintain level vehicle stance
• Reduces tire wear and improves handling
• One part number simplifies ordering
• Includes all components for full install

You Will Feel The Difference From The First Haul

If you’re tired of saggy rear ends every time you load up your truck or hitch up a trailer, the Firestone 2874 Rear All-In-One Wireless Air Spring Kit is your solution. Designed specifically for 2011-2025 GM Silverado and Sierra 2500HD and 3500HD models, this system gives your truck the support it needs to handle serious weight without squatting. With a 5,000-pound load capacity, you’ll notice improved stability, smoother rides, and way better control whether you're towing a camper for the weekend or hauling heavy tools to the jobsite. And thanks to the wireless control option, adjusting your air pressure on the go is as easy as pressing a button, no wires, no hassle. The fact that it installs in just 2.5 hours with no drilling means you're back on the road faster and without permanently modifying your truck. Everything you need comes in one box, from the compressor to the air springs, so you’re not stuck tracking down extra parts. It’s a smart upgrade that saves your suspension, improves safety, and makes every drive more comfortable and confident.

Built To Handle What Your Truck Was Made For

Under the hood, this air spring kit delivers serious performance tailored to heavy-duty trucks. The Firestone 2874 kit is engineered to work seamlessly with both 4WD and 2WD GM Silverado and Sierra 2500HD and 3500HD trucks from 2011 through 2025. It offers adjustable air pressure from 5 to 100 PSI, which means you can fine-tune your suspension based on your exact load and driving conditions. This kit is also in-bed hitch compatible, making it an ideal fit for gooseneck or fifth wheel setups used in agriculture, construction, or RV hauling. The air springs are built with quality materials that stand up to long-term wear and tear, ensuring consistent performance over time. Firestone also made installation straightforward, no drilling is required, and all the components you need are included, cutting down on time and complexity. Whether you’re upgrading for towing reliability or daily utility, this system brings your truck closer to its full potential. It's not just about hauling more, it’s about hauling smarter and safer.

Fits: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Notes:

• Kit includes everything needed for installation
• Wireless and analog control options are available
• No-drill installation helps protect truck frame integrity
• Recommended to use with No-Drill Air Accessory Mounting Kit
• Compatible with in-bed hitches including gooseneck and fifth wheel
• Designed specifically for 2011-2025 GM Silverado/Sierra 2500HD/3500HD
• Single part number simplifies the ordering process
• Minimum 5 PSI required at all times for safe use
• Maximum pressure of 100 PSI must not be exceeded
• Ideal for heavy hauling, towing, and leveling under load
• Average install time is approximately 2.5 hours
• Improves handling, reduces wear on suspension and tires

Install Instructions