---
product_id: 394227765
title: "Firestone4186 Air Helper Spring Kit"
price: "$426"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/394227765-firestone4186-air-helper-spring-kit
store_origin: NZ
region: New Zealand
---

# Firestone4186 Air Helper Spring Kit

**Price:** $426
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Firestone4186 Air Helper Spring Kit
- **How much does it cost?** $426 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/394227765-firestone4186-air-helper-spring-kit)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Firestone4186 Air Helper Spring Kit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B008NMWR9E |
| Best Sellers Rank | #1,858,405 in Automotive ( See Top 100 in Automotive ) #3,474 in Automotive Replacement Air Suspension Kits |
| Brand | Firestone |
| Customer Reviews | 4.0 4.0 out of 5 stars (31) |
| Date First Available | July 21, 2012 |
| Item Weight | 1 pounds |
| Item model number | 4186 |
| Manufacturer | Firestone |
| Manufacturer Part Number | 4186 |
| Model | Coil-Rite |
| OEM Part Number | 4186 |
| Position | Rear |
| Product Dimensions | 11 x 9 x 9 inches |
| Special Features | Air Spring Diameter: 4 inches, Air Spring Length: 9 inches, Capacity: 1,000 lbs., Drilling Required: No, Replacement Air Spring: 6015, Location: Fits Rear Axle |

## Images

![Firestone4186 Air Helper Spring Kit - Image 1](https://m.media-amazon.com/images/I/61hBAuC1d6L.jpg)

## Frequently Bought Together

- Firestone 4186 Air Helper Spring Kit
- Air Lift 21838 Union Tee, Silver

---

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**Shop now:** [https://www.desertcart.nz/products/394227765-firestone4186-air-helper-spring-kit](https://www.desertcart.nz/products/394227765-firestone4186-air-helper-spring-kit)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-14*