The GUOMAT G7025 Double Convoluted Air Spring is a high-performance rubber air suspension component designed as a direct replacement for Firestone W01-358-7025. This air spring is engineered to provide excellent load support, vibration isolation, and suspension stability, making it suitable for demanding truck, trailer, and industrial suspension applications.
With its double convoluted structure, the G7025 delivers enhanced vertical flexibility and consistent performance across a wide operating range, even under heavy loads and harsh road conditions.
Top Cover Plate: Diameter of 111mm, 2 x 3/8-16 UNC threaded holes, 1/4-18 NPTF vent holes, and a center distance of 44mm between the threaded holes.
Bottom Cover Plate: Diameter of 111mm, 2 x 3/8-16 UNC threaded holes, and a center distance of 44mm between the threaded holes.
Dimensions: Natural outer diameter: 146mm, Maximum outer diameter: 165mm, Maximum height: 175mm, Minimum height: 65mm.
| Assembly Height (in.) | Volume @ 100 PSIG (in³) | Pounds Force @20 PSIG | @40 PSIG | @60 PSIG | @80 PSIG | @100 PSIG |
|---|---|---|---|---|---|---|
| 5.0 | 78 | 300 | 590 | 890 | 1210 | 1540 |
| 4.0 | 60 | 380 | 720 | 1080 | 1450 | 1810 |
| 3.0 | 39 | 420 | 800 | 1220 | 1640 | 2060 |