W01-358-8646 Firestone Truck Air Suspension 1T15M-2 RT1320325A1 QIND Commercial Vehicle Air Spring
The GUOMAT 1T8646 Commercial Vehicle Air Spring is engineered for heavy-duty truck and commercial vehicle air suspension systems, delivering reliable load support, precise ride height control, and effective vibration isolation.
This air spring serves as a complete replacement for Firestone W01-358-8646, offering identical fitment, dimensions, and performance characteristics. It provides an ideal aftermarket solution for fleet maintenance and replacement applications.
Constructed with durable rubber and reinforced metal components, the GUOMAT 1T8646 ensures stable performance under demanding road conditions and heavy loads.
- Direct Replacement for Firestone W01-358-8646 - No modifications required, fully interchangeable
- Heavy-Duty Application Design - Suitable for trucks and commercial vehicles operating under high loads
- Stable Ride Height Control - Maintains consistent suspension height under varying load conditions
- Superior Shock & Vibration Absorption - Enhances ride comfort and protects chassis components
- Durable Rubber Air Bag Construction - Ensures airtightness, fatigue resistance, and extended service life
| Manufacturer | Part Number |
|---|---|
| FIRESTONE | W01-358-8646 |
| FIRESTONE | W01 358 8646 |
| FIRESTONE | W013588646 |
| FIRESTONE | 1T15M-2 |
| FIRESTONE | W01-358-9840 |
| FIRESTONE | W01 358 9840 |
| FIRESTONE | W013589840 |
| QING | RT1320325A1 |
| Item | Specification |
|---|---|
| Top Plate Diameter | 231 mm |
| Top Mounting | Combination Stud: 1/4 NPTF, 3/4-16 UNF |
| Base Height | 95 mm |
| Base Width | 248 mm |
| Bottom Threaded Holes | M12 × 1.75 |
| Bottom Hole Center Distance | 200 mm |
| Natural Outside Diameter | 262 mm |
| Maximum Height | 381 mm |
| Minimum Height | 150 mm |
GUOMAT air springs are manufactured to meet OEM-level specifications and performance standards. Each unit undergoes rigorous inspection for airtightness, dimensional accuracy, and durability before shipment, ensuring reliable operation in real-world conditions.
As a trusted aftermarket supplier, GUOMAT provides consistent quality, competitive pricing, and professional export services, making us the preferred partner for distributors and fleet customers worldwide.
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