Description
WA01-8468C is a rolling lobe drive-axle air spring (Firestone bellows 1T15XMR-7) replacing Volvo 21132005 / 21132004, Mack 21244322, Firestone W01-M58-8468, and Goodyear 1R12-654. Built for Volvo VN and VNL drive-axle suspensions, with a 23″ extended height, 6.9″ compressed height, and a plastic-base bottom plate.
Signs You Need a New Air Spring
- Visible cracks, dry rot, or chafing in the rubber bellows
- Truck sitting lower than normal or leaning to one side at rest
- Audible air leaks from the bag or top-plate area
- Excessive bouncing, harsh ride, or compressor cycling more often than normal
Specifications
| Manufacturer | World American |
|---|---|
| Part Number | WA01-8468C |
| Part Type | Rolling Lobe Drive-Axle Air Spring |
| Suspension | Volvo VN / VNL drive-axle air suspension |
| Extended Height | 23.00″ |
| Compressed Height | 6.90″ |
| Maximum Diameter | 12.60″ |
| Top Plate | 9.00″ diameter, 1 hole with centering pin, 2.75″ C-C |
| Bottom Plate | 10.04″ diameter, plastic, 1-hole |
| Firestone Bellows | 1T15XMR-7 |
| Warranty | 1 year / 100,000 miles |
Cross References
This air spring replaces or is equivalent to the following part numbers:
- Volvo: 21132005, 21132004, 21669088
- Mack: 21244322
- Firestone: W01-M58-8468, 8468
- Goodyear: 1R12-654, 1R12-1049
- ContiTech: 75561
- Meritor: AS8468
- Automann: 566.ER8468, AB1DF23H-P1206, AB1DK23K-C395
- Triangle: AS-81206
Applications
This air spring fits the following Volvo and Mack drive-axle suspensions:
- Volvo VNL 670, 760, and 860 sleeper tractors (2003-2019)
- Volvo VN and VNM series day-cab and regional tractors using the matching drive-axle bag
- Select Mack tractors sharing the Volvo-architecture drive-axle suspension
Verify the bellows number and plate pattern against your existing air spring before ordering to confirm fitment.









