airmaxxx Tow Assist Air Over Load Kit w/Compressor, Gauge & Steel Tank - Fits 1999-2007 Silverado 1500 Classic

Heavy-Duty Towing Support with Onboard Air

Take the stress out of towing with the airmaxxx Tow Assist Air Over Load Kit, built for 1999–2006 Chevy Silverado 1500 Classic. This complete rear air spring system provides up to 5,000 lbs of adjustable load leveling capacity, keeping your truck stable and level under heavy loads.

Featuring dual 2500 lb air springs, a 3-gallon steel tank, and an onboard AM400 compressor with gauge and rocker switch, this kit lets you manage suspension air pressure on demand. Bolt-on USA-made brackets mean installation requires no drilling or welding, making it a straightforward upgrade for added towing confidence.

Key Features

• Up to 5,000 lbs Load Support – Reduces rear squat, sway, and bottoming out

• Direct Fit – Fits 1999–2006 Silverado/Sierra 1500 Classic
  (stock height only; not for lowered trucks)

• Onboard Air Management – Compressor, tank, fittings, gauge, and rocker switch included

• Bolt-On Design – Installs in factory locations, no drilling required

• USA-Made Brackets – Durable steel construction for lasting reliability

Kit Includes

• (2) airmaxxx 2500 lb air springs

• (1) AM400 pewter air compressor

• (1) 3-gallon 6-port steel air tank

• (1) air gauge with rocker switch

• Upper & lower bolt-on mounting brackets with hardware
  (Made in USA)

• 1/4" DOT-approved air line & fittings

Compatibility

• 1999–2006 Chevy Silverado 1500 Classic
  (2WD & 4WD, stock height only)

• 1999–2006 GMC Sierra 1500 Classic
  (2WD & 4WD, stock height only)

⚠️ Fitment Note – For stock ride height trucks only. Will not fit rear-lowered applications.

⚠️ Load Capacity Note – Provides up to 5,000 lbs leveling support. Never exceed your truck’s manufacturer-rated load capacity.