RETRUE RideHelper air suspension helper springs kit for 2003-2013 Dodge RAM 2500 3500 Heavy Duty
Retrue Rear Air Suspension Helper Spring Kit for Dodge RAM 1500/2500/3500 (2003 - 2012) | 5,000 lbs Load Leveling Capacity | Replaces Firestone 2299 - RETRUE
5,000 lbs capacity heavy-duty reinforced rubber air bags for RAM Cummins load leveling
RAM 2500 3500 air bag benefits: eliminate rear-end squat, stop trailer sway, and improve braking

Retrue Rear Air Suspension Helper Spring Kit for Dodge RAM 1500/2500/3500 (2003-2012) | 5,000 lbs Load Leveling Capacity | Replaces Firestone 2299

Stop rear-end sag and unstable swaying when towing heavy trailers or hauling demanding loads. The RETRUE rear air suspension kit is specifically engineered for Dodge RAM 2500 and 3500 (2003–2012), delivering improved load support, ride stability, and control for heavy-duty applications.

$298.99 USD
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DESCRIPTION

5,000 lbs Load Leveling Capacity:
Heavy-duty air springs provide strong support for towing trailers, RVs, and heavy cargo, helping maintain a level ride and reduce rear sag.

Fully Adjustable Air Pressure System:
Adjustable from 5 to 100 PSI to fine-tune ride height and suspension stiffness, improving steering response, braking performance, and overall vehicle balance.

Firestone 2299 Compatibility Design:
Engineered to match Firestone 2299 specifications, ensuring proper fitment and reliable performance for compatible air suspension systems.

Vehicle-Specific Fitment Design:
Designed for Dodge RAM 2500 and 3500 models (2003–2012), ensuring seamless integration with factory rear suspension setups.

No-Drill Bolt-On Installation:
Precision-fit brackets utilize factory mounting points, eliminating the need for drilling or permanent modifications.

Heavy-Duty Durability:
Reinforced rubber air springs and powder-coated steel brackets ensure long-lasting reliability in towing, hauling, and demanding road conditions.

Fitment Guide

2006-2008 Dodge RAM 1500 Mega Cab (2WD & 4WD)

2003-2009 Dodge RAM 2500 (2WD & 4WD)

2004-2008 Dodge RAM 2500 Cab-Chassis (2WD & 4WD)

2003-2009 Dodge RAM 3500 (2WD & 4WD)

2006-2009 Dodge RAM 3500 Cab-Chassis (4WD)

2010-2012 RAM 2500 (2WD & 4WD)

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 Support: 5,000 lbs (Up to vehicle GVWR)

PSI Range: 5 PSI - 100 PSI

Install Type: 100% Bolt-On (No-Drill Design)

Technical Tips for a Leak-Free System:

O-Ring Caution: The O-ring on the air fitting is for single-use only. Replacing it after tightening is crucial to prevent potential slow leaks.

Tubing Integrity: When connecting air lines, always use fresh, unscratched sections for new connections.

Maintenance: Avoid repeated unplugging and plugging of the air tube to maintain the airtight seal.

OWNER'S MANUAL

RAS2299 Installation Guide and Instructions

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Total price: $813.77 $718.87
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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.