RETRUE Premium Air Suspension｜Silverado Sierra 2500HD 3500HD

5,000 lbs Load Leveling Capacity:
Premium heavy-duty air bags provide 5,000 lbs rear support for Chevy Silverado 2500HD/3500HD and GMC Sierra 2500HD/3500HD towing and hauling. This air suspension kit helps support RVs, trailers, campers, equipment, and heavy cargo while maintaining ride height.

Adjustable 5–100 PSI Air Pressure:
Customize rear support with adjustable air helper springs to improve steering response, braking stability, ride comfort, and towing control.

Premium Complete Air Bag Kit:
Upgraded components, reinforced air bags, and improved hardware deliver stronger air bag suspension kit performance for Silverado and Sierra towing, hauling, work trucks, and RV applications.

Heavy-Duty GM Truck Fitment:
Designed for Silverado 2500HD air bags, Sierra 3500HD air suspension, and Chevy/GMC rear suspension upgrades with factory-compatible integration.

No-Drill Installation & Durability:
Factory-fit brackets and durable materials provide reliable truck air bags, air bags for towing, and load support performance for heavy-duty applications.

This kit is designed for the following heavy-duty trucks:

Chevrolet
2001–2010 Chevrolet Silverado 2500HD (2WD / 4WD)
2001–2010 Chevrolet Silverado 3500HD (2WD / 4WD)

GMC
2001–2010 GMC Sierra 2500HD (2WD / 4WD)
2001–2010 GMC Sierra 3500HD (2WD / 4WD)

Shipping:
We ship our products primarily through USPS/UPS. All items will be shipped within 72 business hours upon receipt of payment (except Saturday and Sunday). Orders placed on weekend will be shipped within 4 days.

Returns:
Items purchased from RETRUE may be returned in original unused condition within 30 days from the date of purchase for a refund, to the original form of payment. All returns must be pre-approved by RETRUE. Otherwise, unauthorized returns will not be accepted.

Warranty: Air Springs: Limited Lifetime
Hardware & Brackets of Air Springs: 2 Years
Bumpers, Hardware, Fittings & Air Line of Air Accessories: 2 Years
Hardware & Brackets of Air Accessories: 1–2 Years (depending on model; view product warranty documents for details)

Product Name: Rear Air Bag Suspension Kit

Brand: RETRUE

Model: RAS2250

Load Capacity: Up to 5,000 lbs

Air Pressure Range: 5 – 100 PSI

Air Spring Height: 5.5 – 6.5 inches

Vehicle Compatibility
·2001–2010 Chevrolet Silverado 2500HD (2WD / 4WD)
·2001–2010 Chevrolet Silverado 3500HD (2WD / 4WD)
·2001–2010 GMC Sierra 2500HD (2WD / 4WD)
·2001–2010 GMC Sierra 3500HD (2WD / 4WD)

Installation Type: Bolt-on installation (No drilling required in most applications)

Mounting Position: Between frame and rear axle

Spacer Requirement: Required for lifted trucks (see spacer chart)

Material
·Air Springs: Heavy-duty reinforced rubber
·Brackets: Powder-coated steel

Finish: Corrosion-resistant black powder coating

Replacement For: Firestone Ride-Rite 2250

Working Conditions
·Not compatible with lowered vehicles
·Ensure proper clearance before installation

Applications
·Truck towing
·Heavy load hauling
·Trailer towing
·RV and camper use

Package Includes
·2 × Air Springs
·Mounting Brackets Set
·Installation Hardware Kit
·Air Line Tubing
·Fittings
·Zip Ties
·Installation Manual

Q1: What vehicles is this kit compatible with?
A: This kit is designed for Chevy Silverado 2500HD / 3500HD and GMC Sierra 2500HD / 3500HD models.

Q2: What makes this a premium version?
A: It includes a more complete package with upgraded components and hardware, improving durability, installation ease, and overall performance.

Q3: How much load support does this system provide?
A: The system provides up to 5,000 lbs of load leveling capacity.

Q4: Can I adjust the ride height and stiffness?
A: Yes. Air pressure can be adjusted between 5 and 100 PSI to match different load conditions.

Q5: Does installation require drilling?
A: No. The kit is designed as a bolt-on system using factory mounting points.