Application & Compatibility
| Model | 12JSDX240T |
| Brand | Fast |
| Number of Gears | 12 forward gears + 2 reverse gears |
| Shifting Mode | Manual Transmission |
| Maximum Input Torque | 2400 N.m |
| Adapted Vehicles | Suitable for heavy-duty trucks, construction machinery and other heavy-duty equipment |
Product Description
These parts are engineered exclusively for the FAST 12JSDX240T 12-speed manual gearbox, tailored to heavy-duty scenarios like long-haul transportation, mining, and construction.
Crafted from premium materials—high-strength alloy steel for shafts/gears, wear-resistant rubber for seals, and durable ductile iron for cases—all parts undergo professional precision processing. Key processes include forging, heat treatment, CNC machining, and assembly calibration, meeting the gearbox’s 2400N.m maximum input torque requirement.
Key Assembly Areas:
- Clutch & Transmission Case Assembly Parts: Structural foundation and sealing system.
- Second Shaft Assembly Parts: Core components for smooth power transmission and gear shifting.
- Right Countershaft Assembly Parts: Supporting balanced torque distribution for heavy-load operations.
Detail Parts List
1. Clutch and Transmission Case Assembly
2. Second Shaft Assembly
3. Right Countershaft Assembly
Product Advantages
- 12JSDX240T Exact Fit: 100% matched to original dimensions, no fitment issues for heavy-duty repairs.
- Heavy-Duty Durability: Withstands 2400N.m torque and harsh working conditions.
- Smooth Power Transmission: Precision-machined gears and synchronizers ensure stable torque delivery.
- Reliable Sealing Protection: High-quality gaskets and seals prevent oil leakage and dust intrusion.
- Easy Maintenance: Modular design enables quick replacement without full gearbox disassembly.
Payment & Shipping Terms
- MOQ: 1 piece
- Packaging: Customizable wooden crate/carton
- Delivery: 3-20 working days (express or sea freight)
- Payment: L/C, T/T, Western Union
- Support: 24-hour technical support, global service network
Frequently Asked Questions
Q1: Are these parts compatible with other FAST gearbox models?
A: These parts are specifically engineered for the 12JSDX240T model. While some parts may share commonality, we recommend checking the Part No. to ensure a 100% fit.
Q2: Do you provide bulk purchasing options for fleets?
A: Yes, we specialize in bulk procurement for fleet maintenance. Please contact our support team for wholesale pricing and volume discounts.
Q3: How do I ensure I am ordering the correct part?
A: Please provide the specific Part Number or the serial number of your transmission. Our technical team can verify the compatibility before shipping.
Q4: What material is used for the gears and shafts?
A: We use high-strength alloy steel that undergoes forging, precision CNC machining, and professional heat treatment to withstand the 2400N.m input torque.
Q5: Can I track my order after shipment?
A: Absolutely. We provide a valid tracking number within 24 hours of dispatch for both air express and sea freight shipments.
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