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| Model | 12JSD180TA |
| Brand | Fast |
| Number of Gears | 12 forward gears + 2 reverse gears |
| Shifting Mode | Manual with full synchronizer |
| Maximum Input Torque | 1800N·m |
| Adapted Vehicles | Heavy commercial vehicles (8×4 cargo trucks, 6×4 tractors); Construction machinery (Mining dump trucks, large loaders) |
These parts are engineered for the Fast 12JSD180TA 12-speed manual transmission, tailored for heavy-duty scenarios like long-haul logistics, mining, and construction.
Crafted from premium materials—ductile iron for covers, high-strength steel for cylinders, wear-resistant rubber for seals, and durable filter materials for regulators—all parts undergo precision casting, CNC machining, and rigorous airtightness testing to meet the 1800N·m max torque and 2600rpm rated speed requirements.
| No. | Parts No. | Part Name | Qty. |
|---|---|---|---|
| 1 | 14347 | Gasket | 1 |
| 3 | 12JSD160T-1707047 | Extended Countershaft Cover | 1 |
| 5 | 12JSD160T-1707140-2 | Synchronizer Assembly | 1 |
| 8 | 12JS200T-1707060-6 | Auxiliary Case Cylinder Assembly | 1 |
| 21 | RTD-11609A-1707154-5 | Main Shaft Rear Bearing Cover Assembly | 1 |
