FAW Jiefang T-shift Heavy-duty AMT is a new AMT transmission designed and developed by FAW Jiefang to meet the operational needs of hazardous materials transportation, express delivery, and general freight markets. Benchmarking against international high-end products, it is a highly reliable and ultra-efficient AMT gearbox.
Technical Characteristics
High Value
0.4L+1,000,000Km
① High-efficiency transmission for better fuel
② EconomyIndustry-leading oil change interval
③ New integrated lightweight structure
High Comfort
6+ Core Technologies
① Predictive Shifting
② Supports OTA Updates and Customization by Operating Conditions
③ Ultra-low Noise Level
High Reliability
2,000,000km
① Ultra-long B10 Life
② Operating Condition Validation Across All Scenarios
③ Predictive Fault Diagnosis
Specifications
| Main Parameters | 12TAX230A | 12TA300A | 12TAX350A |
| Gear | 12（Overdrive） | 12（Directdrive） | 12（Overdrive） |
| Torque | 2300 | 3000 | 3500 |
| Gear Ratio Range | 12.94-0.775 | 16.688-1 | 12.94-0.775 |
| Length （mm） | 910 | 910 | 910 |
| Overall Transmission Efficiency（%） | 97.5 | 98.58 | 97.67 |
| Dry weight（kg） | 263 | 263 | 265 |
| Lubricant Volume（L） | 10 | 10 | 10 |
| B10-life（km） | 800,000 | 2,000,000 | 2,000,000 |
The T-shift 12-speed AMT direct gear product outperforms major domestic and international competitors in torque, B10 life, shift power interruption time, efficiency, noise, oil change interval, and lubricant volume.
| Category | Key Metrics | FAW 12TA300A（Directdrive） | ZF Traxon（Directdrive）12TX2820TD | Endurant（Overdrive）EHDM-28N112C | Fast integrated（Directdrive）F12JZ28 | Competitiveness Analysis |
| Basicparameter | Gear | 12 | 12 | 12 | 12 | — |
| Torque （Nm） | 3000 | 2800 | 2800 | 2800 | Better | |
| Gear Ratio Range | 16.688~1 | 16.69~1 | 14.43~0.77 | 15.7~1 | — | |
| Length （mm） | 910 | 910 | 903.3 | 929 | Equivalent | |
| Shifting Performance | Subjective Driving Performance Score（score） | 7.75 | 7.5 | 7.5 | 7 | Better |
| Shift Power Interruption Time（s） | 0.75 | 0.6~0.9 | 0.8~1.4 | 0.8~1.6 | Better | |
| Fuel Economy | Overall Transmission Efficiency（%） | 98.58 | 98.3 | 98.35 | 97.9 | Better |
| Oil Change Interval(km) | 50/80(Max 100)*10,000 | 30*10,000 | 60*10,000（or5years） | 30*10,000 | Better | |
| Dry Weight(kg) | 263 | 265 | 248.5 | 290 | Equivalent | |
| Lubricant Volume（L） | 10 | 13.5 | 7.5 | 15 | Equivalent | |
| Reliability & Durability | B10 Life(km) | 200 | 120 | ≥120 | 200 | Better |
| NVH | Maximum Radiated Sound Power(dB(A)) | 95.2 | 104 | — | 106 | Better |
Globally Leading Intelligent Power Solutions
We have delivered over 280,000 high-performance engines to 67 countries and regions worldwide. Explore intelligent manufacturing and reliable power to create greater value for your business.
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