# Firestone Coil-Rite Air Helper Spring Kit Rear 98-17 Toyota 4Runner (W237604135)

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).

-   Keep Headlights Aimed On The Road
-   Improve Braking Effectiveness
-   Improve Steering And Balance
-   Increase Vehicle Stability
-   Maintain A Level Vehicle
-   Prevent Bottoming Out
-   Reduce Tire Wear

This Part Fits:

Year

Make

Model

Submodel

2013-2018

Lexus

LX570

Base

1998-2001

Toyota

4Runner

Base

1998-2021

Toyota

4Runner

Limited

2020-2021

Toyota

4Runner

Nightshade

2003-2009

Toyota

4Runner

Sport

1998-2021

Toyota

4Runner

SR5

2018-2021

Toyota

4Runner

SR5 Premium

2010-2016,2021

Toyota

4Runner

Trail

2017-2021

Toyota

4Runner

TRD Off-Road

2018-2021

Toyota

4Runner

TRD Off-Road Premium

2015-2021

Toyota

4Runner

TRD Pro

2020-2021

Toyota

4Runner

Venture

2007-2014

Toyota

FJ Cruiser

Base

2008

Toyota

FJ Cruiser

Trail Teams Special Edition

2007

Toyota

FJ Cruiser

TRD Special Edition

## Details

- **Price:** 241.99 CAD
- **Vendor:** Firestone
- **Type:** Air Suspension Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 241.99 CAD | In stock |

## Images

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

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/firestone-coil-rite-air-helper-spring-kit-rear-98-17-toyota-4runner-w237604135)
> Updated: 2026-06-27