Description
The Goodyear 1R12-603 is a heavy-duty rolling lobe air spring engineered for truck suspension systems demanding high load capacity and consistent ride height. Designed as a direct OEM replacement for Freightliner 16-13801-000 and 16-16773-000, this proven air spring delivers superior dampening, excellent durability, and precise fit for long-haul and vocational applications.
Specifications
| Model / Style | Rolling Lobe |
|---|---|
| Bottom Plate Alignment | Parallel |
| Bottom Plate Center-to-Center Diameter | 3.03 inches |
| Bottom Plate Diameter | 10.63 inches |
| Bottom Plate Hole Quantity | 1 |
| Bottom Plate Type | A |
| Design Height | 12.5 inches |
| Load Rating at 100 PSI | 7,860 lbs |
| Load Rating at 80 PSI | 6,290 lbs |
| Maximum Diameter | 12.6 inches |
| Maximum Height | 23 inches |
| Minimum Height | 8.3 inches |
| Natural Frequency | 70 Hz |
| Top Plate Center-to-Center Diameter | 6.2 inches |
| Top Plate Diameter | 9 inches |
| Top Plate Hole Quantity | 2 |
| Warranty | 3 Years |
Cross References
This part replaces or is equivalent to the following part numbers:
- Freightliner: 16-13801-000, A16-17574-001, A16-17574-002, 681-320-0017, 16-16773-000
- Goodyear: 1R12-603
- Automann: AB1DF23-9781
- Batco: 10-99781
- Continental-ContiTech: 64266, 910S16A382, AS9781
- Dayton Parts: 352-9781, 352-9782
- Euclid: E-FS9781
- Firestone: W01-377-9781, W01-358-9782, W01-358-9781, 9782
- HD Value: HDV9781
- Meritor: FS9781
- Triangle Air Springs: AS-9781, 9781
Applications
This rolling lobe air spring is used on:
- Freightliner tractor units (front/rear)
- Over-the-road and vocational trucks
- Long-haul and regional delivery
Always verify original part number and suspension configuration before ordering to ensure proper fitment and load rating compatibility.
