RETRUE universal air bags air suspension kit with 6000 lbs load-leveling capacity, featuring heavy-duty air springs and air line for truck suspension support.
RETRUE universal air bags air suspension kit with 6000 lbs load-leveling capacity, showing air spring dimensions, 1/2-14 NPT port, 3/8-16 UNC mounting holes and DOT air fitting.
RETRUE universal air bags air suspension kit with 6000 lbs load-leveling capacity, showing 4.6 inch minimum height, 13.8 inch maximum height and 10.43 inch design height.
RETRUE universal air bags air suspension kit with 6000 lbs load-leveling capacity, featuring SPHC steel end plates with corrosion-resistant coating and durable natural rubber air spring construction.
RETRUE universal air bags air suspension kit with 6000 lbs load-leveling capacity, showing before-and-after comparison of truck rear squat and improved ride height while towing a trailer.
RETRUE universal air bags air suspension kit with up to 6000 lbs load-leveling support, showing a heavy-duty air spring installed between upper and lower mounting brackets.
RETRUE universal air bags air suspension kit with 6000 lbs load-leveling capacity, showing multiple air spring mounting examples for custom suspension applications; brackets not included.

RETRUE Universal Air Bag Suspension Kit, 6000 LBS, 5–100 PSI, 3-Chamber Air Bags

Build a custom load-leveling setup with the RETRUE universal air bag suspension kit, featuring two 3-chamber air bags for trucks, up to 6,000 lbs of support, and adjustable 5–100 PSI pressure. Designed for custom towing and hauling applications, these air suspension air bags help reduce rear sag, bouncing, and sway under load.

$129.99 USD
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DESCRIPTION

6,000 LBS Load-Leveling Support: This universal air bag suspension kit provides up to 6,000 lbs of adjustable suspension support to help reduce rear sag, bouncing, and sway during towing and hauling without increasing vehicle weight ratings.

5–100 PSI Adjustable Support: Tune these air bags for trucks according to changing loads for more flexible suspension support when carrying cargo, equipment, or towing trailers.

3-Chamber Air Spring Design: Upgraded three-chamber air suspension air bags provide increased suspension travel and progressive support, while natural rubber and metal construction delivers dependable durability.

Universal Custom Installation: Includes two air bags, 1/2" air fittings, and installation bolts. Vehicle-specific mounting brackets are not included. This rear air suspension kit requires compatible or fabricated brackets and proper clearance verification before installation.

Fitment Guide

Designed for custom-fit truck and trailer suspension applications. Mounting brackets are not included, so installers must verify frame-to-axle space, suspension travel, air bag alignment, and clearance before installation. Professional fabrication or suspension installation experience is recommended.

SHIPPING & RETURNS & WARRANTY

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)

Technical Specifications

Load-Leveling Support: Up to 6,000 lbs
Air Pressure Range: 5–100 PSI
Air Spring Design: 3-Chamber
Air Fittings: 1/2 Inch
Application: Custom Truck and Trailer Suspension
Included: 2 Air Bags, Air Fittings, Installation Bolts
Mounting Brackets: Not Included

FAQs

Q1: Is this universal air bag suspension kit compatible with any truck?
A: This universal air bag suspension kit is designed for custom suspension applications rather than guaranteed direct fitment on every truck. Compatibility depends on mounting space, frame-to-axle dimensions, suspension travel, clearance, and the availability of suitable fabricated or compatible brackets.

Q2: How much load-leveling support do these air bags provide?
A: The pair of air suspension air bags provides up to 6,000 lbs of load-leveling support when properly installed. This rating describes supplemental suspension support and does not increase the vehicle manufacturer's GVWR, GAWR, payload, or towing capacity.

Q3: What air pressure should I use in these air bags for trucks?
A: These air bags for trucks operate between 5 and 100 PSI. Pressure can be adjusted according to vehicle load and suspension conditions while remaining within the specified operating range. Different towing and hauling loads may require different pressure settings.

Q4: Does this air suspension kit include mounting brackets?
A: No. This universal air suspension kit includes two three-chamber air bags, 1/2" air fittings, and installation bolts, but vehicle-specific mounting brackets are not included. Suitable brackets must be sourced or fabricated for the intended suspension configuration.

Q5: Can these air bags increase my truck's towing or payload capacity?
A: No. Air bags for towing provide supplemental load-leveling support to help reduce sag, bouncing, and sway under load, but they do not increase the manufacturer's GVWR, GAWR, payload, or towing capacity. Always operate the vehicle within its original weight ratings.

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Total price: $289.98
detailed
Air suspension benefits infographic showing eight advantages: protects tires, prevents sag, protects cargo, better ride comfort, keeps headlight level, prevents bottoming out, eliminates unbalanced loads, increases steering control & braking. Air suspension benefits infographic showing eight advantages: protects tires, prevents sag, protects cargo, better ride comfort, keeps headlight level, prevents bottoming out, eliminates unbalanced loads, increases steering control & braking.
Cross-section diagram of air suspension airbag showing 5000 lbs load-leveling capability, steel girdle hoop, adjustable air pressure, and durable bead plate design. Cross-section diagram of air suspension airbag showing 5000 lbs load-leveling capability, steel girdle hoop, adjustable air pressure, and durable bead plate design.