Description
PAI 803460 mechanical dual-needle air pressure gauge, a direct aftermarket replacement for Mack 7MT253M and 25167660 on Mack CH, CL, and CX model trucks. The dual-needle layout shows primary and secondary air-system pressure on a single dial — a single-gauge replacement for the OEM dash position. Silver / black finish, 1.99 in overall length, circular connector.
Specifications
| Manufacturer | PAI Industries |
|---|---|
| Part Number | 803460 |
| Part Type | Dual Air Pressure Gauge (Mechanical) |
| Display | Dual needles, single dial |
| Connector | Circular |
| Color / Finish | Silver / Black |
| Overall Length | 1.99 in |
| Warranty | 2 Years (PAI) |
Cross References
This part replaces or is equivalent to the following Mack OEM part numbers:
- Mack: 7MT253M, 25167660
Applications
This dual air pressure gauge fits Mack truck dash positions originally specified with 7MT253M, including:
- Mack CH Series highway conventional
- Mack CL Series construction conventional
- Mack CX (Vision) Series highway conventional
Connection note: Mechanical gauge with two air-pressure inlet ports (primary and secondary). Verify your existing port fittings, dash cutout, and connector pinout before ordering.
Verify your truck’s OEM gauge part number before ordering to confirm fitment.









