Shandong Shengyue Technology Development Co.,Ltd is one of the most professional fast 10-speed manual transmission with twin countershafts and full synchronizers 10jsd120tb manufacturers and suppliers in China. Please feel free to buy high quality genuine auto parts at competitive price from our factory.
FAST 10-speed manual transmission with twin countershafts and full synchronizers 10JSD120TB
Basic Specifications & Performance Parameters
| Parameter Item | Detailed Technical Specification / Value | Remarks |
|---|---|---|
| Product Name | FAST 10-Speed Double Intermediate Shaft Full-Synchronizer Manual Transmission | Mechanical Manual Transmission (MT) |
| Forward Gears | 10 gears | Double-H control mechanism |
| Reverse Gears | 2 gears | Divided into High and Low reverse gears |
| Max. Input Torque | 1,200 N·m | Do not exceed this limit when matching |
| Max. Input Speed | 2,600 RPM | Matches mainstream medium-bore engines |
| Net Weight | 300 kg | Excluding gear oil and clutch housing |
Dimensions & Structural Installation Parameters
| Parameter Item | Detailed Technical Specification / Value | Remarks |
|---|---|---|
| Total Length | 881.3 mm | From flywheel housing mating face to output flange face |
| Structural Design | Main box + Auxiliary box combination structure | 5 forward gears in main, High/Low range in auxiliary |
| Flywheel Housing Interface | Standard SAE 1# / SAE 2# | Must be confirmed by engine model when purchasing |
| Input Shaft Spline | 2-inch - 10 teeth (or 1.75-inch) | Determines clutch friction disc hub spline size |
| Output Flange Spec | ISO 8-bolt - Φ150 / Φ165 (or US-standard flange) | Connects to the driveshaft universal joint |
| PTO Window | Standard Power Take-Off windows on right side and bottom | For modifying and installing hydraulic pumps (tippers/special vehicles) |
Operation, Air Circuit & Gear Ratio Parameters
| Parameter Item | Detailed Technical Specification / Value | Remarks |
|---|---|---|
| Control Mode | Remote single/double rod control OR gearshift cable control | Depends on the truck cab tilting mechanism |
| Auxiliary Box Control | Pneumatic automatic range shifting | Controlled by the High/Low switch on the shift knob |
| Air Circuit Pressure | 0.70 - 0.85 MPa (7.0 - 8.5 bar) | Fed from vehicle air dryer / brake air system |
| 1st Gear (Max. Ratio) | 12.741 | For heavy-load, steep-slope startup |
| 9th Gear (Direct Drive) | 1.000 | Highest drivetrain efficiency |
| 10th Gear (Overdrive) | 0.730 | Cruising gear for highway, enhances fuel economy |
| Low Reverse (R1) | 13.713 | - |
Lubrication & Maintenance Parameters
| Parameter Item | Detailed Technical Specification / Value | Remarks |
|---|---|---|
| Oil Capacity | Approx. 12.5 Liters (L) | May vary slightly depending on PTO installation |
| Recommended Oil Spec | 85W-90 (GL-5 Grade) or FAST Genuine Gear Oil | Use 75W-90 in low-temperature/cold regions |
| First Service Interval | 2,000 - 5,000 km | Mandatory limit for new or newly overhauled gearboxes |
| Routine Oil Change | Every 50,000 km or 1 year | Shorten interval for harsh conditions (e.g., dumper operations) |
| Filter Configuration | Optional integrated magnetic mesh for some variants | Magnetic oil drain plug is standard equipment |
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