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Firestone engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Firestone lineup with fast shipping and expert fitment support — order with confidence.
The Firestone Coil-Rite Air Spring Kit (Part #4148) is the ultimate solution for Jeep Gladiator owners looking to improve their vehicle's load-carrying capacity and overall ride quality. Designed to fit inside your existing coil springs, this kit creates a variable spring rate that adapts to your cargo needs, ensuring your truck remains level and stable under heavy loads.
By installing the Firestone Coil-Rite system, you gain the ability to fine-tune your suspension performance as easily as inflating a tire. This kit is specifically engineered for the Jeep Gladiator, utilizing factory mounting points for a clean, efficient installation process. Whether you are towing a trailer, hauling heavy gear, or simply want a more controlled ride on the trail, this air helper spring kit provides the support you need. Experience superior suspension control and load management with premium parts from GGCRACING.
| Brand | Firestone |
|---|---|
| Manufacturer part number | 4148 |
| GGC SKU | FIR4148 |
| UPC / GTIN | 767555165591 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 11.5 × 9.9 × 9.1 in |
|---|---|
| Shipping weight | 5 lb |
| Year | Make | Model | Trim |
|---|---|---|---|
| 2020 | Jeep | Gladiator | Altitude, Launch Edition |
| 2020-2023 | Jeep | Gladiator | Overland |
| 2020-2025 | Jeep | Gladiator | Mojave, Rubicon, Sport, Sport S |
| 2021 | Jeep | Gladiator | 80th Anniversary |
| 2021-2023 | Jeep | Gladiator | Texas Trail, Willys Sport, High Altitude |
| 2021-2025 | Jeep | Gladiator | Willys |
| 2022 | Jeep | Gladiator | Altitude |
| 2023 | Jeep | Gladiator | Freedom |
| 2024-2025 | Jeep | Gladiator | Mojave X, Rubicon X |
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