Air Suspension Kit Air Leveling Kit with Helper Spring Bellows Compatible for Chevrolet SilveradoGMC Sierra

Application

Compatible for Chevrolet Silverado 2500 HD 2011-2019
compatible for Chevrolet Silverado 3500 HD 2011-2019
compatible for GMC Sierra 2500 HD 2011-2019
compatible for GMC Sierra 3500 HD 2011-2019
For single rear wheel (SRW) and dual rear wheel (DRW) model
Fit most side mount fifth wheel hitch model
Does not fit cab & chassis model

Specification

Condition: Brand New
Minimum PSI: 5 PSI
Maximum PSI: 100PSI
Internal Jounce Bumper included: Yes
Placement on Vehicle: Rear left and right
Air spring---
Load capacity：Up to 5000 LBS
Design height: 180 mm
Stroke: 100 mm
Max. Extended: 200 mm
Min. Compressed: 100 mm
Minimum height of whole kit: 306 mm
Maximum height of whole kit: 406 mm
Package includes（as the picture shows）:
2x Heavy Duty Double Bellow Air Ride Suspension bags
4x Upper and lower mounting brackets
1 x Air line 5 m (OD 1/4")
1 x Installation instruction

Includes All Brackets & Hardware Needed to Install

Feature

Proven Durability & Safety
1. Tested over 5,000,000 compression cycles for long-term durability and reliable performance.
2. Burst pressure ≥ 290 PSI (2.0 MPa) ensures safe and stable load support.
3. 100% air-tightness tested to maintain consistent air pressure.
4. Supports up to 5,000 lbs, reduces squat, sway, and bottoming out.
5. Equipped with an internal jounce bumper, it prevents abrupt bottoming-out during full compression, ensuring a smoother and safer ride under heavy loads.
Load Support & Ride Quality Improvement
1. Designed to restore factory ride height when carrying heavy loads or towing.
2. Reduces vibration and noise for a smoother, quieter ride
3. Improves vehicle stability, ride comfort, and reduces tire and suspension wear.
4. Keeps the vehicle level under load, maintaining proper headlight aim for safer night driving.
5. Enhances towing and hauling performance, preventing sag and improving braking and steering control.
6. Improves lateral stability and weight distribution to minimize body roll during cornering.
Heavy-Duty Construction & Materials
1. 4-layer reinforced air spring construction enhances strength and load capacity.
2. UV-resistant & anti-aging rubber compound ensures long-lasting durability and resistance to cracking, fading, and environmental damage.
3. Premium natural rubber with an operating temperature range of -40°F to 158°F.
4. High-strength SPHC steel brackets with powder-coated finish, ensuring long service life.
5. Bolts, nuts, and washers feature a Dacromet corrosion-resistant coating and meet grade 8 or above strength standards.
Easy & Organized Installation
1.Bolt-on installation design, no cutting or welding required.
2. Every kit comes with clearly labeled parts in separate bags and comprehensive step-by-step instructions for easy installation.
3. Engineered for secure mounting and consistent fitment.
Compatible Components & Accessories
1. Designed to standard dimensions, ensuring easy installation and maintenance.
2. Standard-size fittings and hardware, compatible with other brands and aftermarket components.
3. Air lines and fittings with good interchangeability for easier replacement and maintenance.
4. Includes a no-drill inflation valve bracket, allowing secure valve installation without drilling or permanent vehicle modification.
5. Comes with a valve core tool for easier installation, adjustment, and maintenance.

Note

All modifications must be installed by licensed mechanics and in compliance with your local modification regulations.