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

On-Demand Leveling Power

Take control of your suspension 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 kit gives you the ability to add up to 5,000 lbs of load support whenever you need it—no dedicated tank required.

With the TowMaxxx Air Compressor and an in-cab 200 PSI gauge paired with a 3-position rocker switch, you can inflate or release your rear air springs on demand for a smoother, more stable ride. Perfect for towing, hauling, or everyday heavy-duty use.

Why You’ll Love It

• Instant Leveling – Add or release pressure whenever needed with in-cab controls.

• TowMaxxx Compressor – Compact and powerful, ready when you are.

• Simple Control – Dual needle gauge and 3-position rocker switch
  (Fill/Off/Dump).

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

• 5,000 lbs Capacity – Keeps your truck level under heavy loads.

Fitment

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

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

• Excludes trucks with rear sway bar

What’s Included

• (2) 2,500 lb airmaxxx air springs

• Direct bolt-in brackets with hardware

• TowMaxxx air compressor with stainless braided leader hose

• 200 PSI white gauge with mounting bracket

• 3-position Fill/Off/Dump rocker switch with LED

• Check valve, relay, relay harness, and fittings

• 15 ft of 1/4" DOT air line

• Compressor mounting bolts and relocate kit

• Hose cutter, threadlocker, and additional fittings

Important Note

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