# Firestone Coil-Rite Replacement Bellow - Air Helper Spring Kit - Rear 4.38x11 (.125 Thk)(W237606133)

If you're looking for a smoother ride for your vehicle that has a coil spring suspension, Firestone Coil-Rite air helper springs are what you need. Designed to fit inside existing coil springs to create a variable spring rate, Coil-Rite will level your vehicle and assist with more effective braking and handling, even under heavy loading and adverse road conditions.Coil-Rite enables you to control the air pressure in the air helper springs so you can make adjustments for varying loads and road conditions. Spring performance can be altered as easily as inflating a tire.Firestone Coil-Rite air helper springs are made of durable, elastic polyurethane, providing years of comfort and stability to your vehicle. The air springs will support 500-1000 lbs. per set (not to exceed vehicle's GVWR). Coil-Rite Air Helper Springs are designed to work in temperatures between 180deg F (82deg C) and -40deg F (-40deg C).

-   Air Adjustments Improves The Ride
-   Increase Vehicle Stability
-   Reduce Suspension Fatigue
-   Keep The Vehicle Level
-   Level Off-Center Loads
-   Reduce Bottoming Out

This Part Fits:

Year

Make

Model

Submodel

2009-2010

Dodge

Ram 1500

Laramie

2009-2010

Dodge

Ram 1500

SLT

2009-2010

Dodge

Ram 1500

Sport

2009-2010

Dodge

Ram 1500

ST

2009-2010

Dodge

Ram 1500

TRX

2009-2010

Dodge

Ram 1500

TRX4

2011-2018

Ram

1500

Big Horn

2012-2018

Ram

1500

Express

2013-2018

Ram

1500

HFE

2011-2018

Ram

1500

Laramie

2014-2015

Ram

1500

Laramie Limited

2011-2018

Ram

1500

Laramie Longhorn

2015-2018

Ram

1500

Limited

2014-2018

Ram

1500

Lone Star

2011-2016

Ram

1500

Outdoorsman

2013

Ram

1500

R/T

2015-2018

Ram

1500

Rebel

2011-2018

Ram

1500

SLT

2014-2018

Ram

1500

Special Service

2011-2018

Ram

1500

Sport

2011-2012

Ram

1500

ST

2011-2018

Ram

1500

Tradesman

2012

Ram

1500

Tradesman HD

## Details

- **Price:** 219.01 CAD
- **Vendor:** Firestone
- **Type:** Air Springs

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 219.01 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - Unmounted
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/firestone-coil-rite-replacement-bellow-air-helper-spring-kit-rear-4-38x11-125-thkw237606133)
> Updated: 2026-06-27