airmaxxx Tow Assist Kit w/Compressor, Gauge & Tank Fits 2011-2017 Silverado/Sierra 8-Lug

Command Your Tow

Level out your heavy hauls with the airmaxxx Air Over Load Tow Assist Kit, designed for 2011–2017 Chevy Silverado and GMC Sierra 2500/3500 8-lug trucks (excludes models with rear sway bar). This complete bolt-on system adds up to 5,000 lbs of load support, reducing squat, improving handling, and keeping your truck riding smooth under pressure.

Equipped with a full onboard air management system, this kit lets you adjust your suspension with ease. The AM400 Pewter Compressor and 3-gallon aluminum tank deliver steady air supply, while the 200 PSI dual needle gauge with white face gives you precise monitoring of each air spring.

Why This Kit Delivers

Load-Leveling Air Bags – Two 2,500 lb-rated air springs keep your truck stable when towing.

Onboard Air Management – Includes compressor, tank, valves, lines, and fittings for a complete setup.

Independent Pressure Monitoring – White dual-needle gauge shows both bag pressures at a glance.

Bolt-On Install – Brackets mount directly with no drilling or welding required.

Optional Upgrade – Mounting bracket available separately for securing the compressor.

Fitment

2011–2017 Chevy Silverado 2500/3500
(8-lug, stock height)

2011–2017 GMC Sierra 2500/3500
(8-lug, stock height)

Excludes models with rear sway bar

What’s Included

(2) 2,500 lb airmaxxx air springs

Upper & lower mounting brackets with hardware

AM400 pewter air compressor

3-gallon aluminum air tank

200 PSI dual-needle white face gauge with bracket

Stainless braided leader hose, check valve, brass valves, relay, air line, and fittings

Important Note

Always follow manufacturer load ratings. Do not exceed maximum GVWR.