
The FAST Welded Shaft 12JSDX240T-1707047 is a core transmission component in the Fast transmission auxiliary box of the SHACMAN X3000 heavy-duty truck, responsible for efficiently transmitting power and withstanding immense torque to ensure smooth vehicle operation under heavy-load conditions.
XING MU LOU LAN provides OEM-grade Welded Shafts with stable quality, precise assembly, and reliable sealing performance, serving as a direct replacement for original systems in Shacman and Sinotruk vehicles.
For over two decades, we have specialized in complete vehicles and spare parts for major heavy-duty truck brands, including Shacman, Sinotruk, FAW Jiefang, Auman, and Beiben. Our products are exported to markets across Europe, North America, Central and South America, the Middle East, Africa, and Asia. We look forward to becoming your long-term partner in China.
Products Description
The 12JSDX240T-1707047 FAST Welded Shaft features strict tolerance management in gear machining and dimensional control for smooth gear shifting.making it the ideal choice for cost-effective transmission maintenance.

Attribute (Parameter)
|
Product |
FAST 12-Speed Welded Shaft |
Compatible Models |
Shacman X3000 |
|
OE Number |
12JSDX240T-1707047 |
Brand |
XING MU LOU LAN |
|
Weight |
10.8 kg |
Dimensions |
35CM * 28CM * 26CM |
|
Delivery Time |
Bulk Orders: 15-20 days |
Warranty |
6 Months (Against non-man-made defects) |
|
Payment Methods |
T/T, L/C |
Packaging |
Meets export sea/land transport standards) |
|
Sales Unit |
Set |
MOQ |
50 Sets |
|
Material |
Condition: Alloy steel, carbon alloy steel |
Color |
OEM Gray / Black or Customized Colors |
Why choose ourFAST 12-Speed Welded Shaft12JSDX240T-1707047?
1.20+ Years of Expertise: Deep technical accumulation in Shacman, Sinotruk, Auman chassis and Fast transmission core parts.
2.OEM Quality Standards: Strict adherence to original alloy steel formulas and precision welding processes to ensure durability for every welded shaft (e.g., 12JSDX240T-1707047).
3.Global Market Proven: Exported to Europe, the Middle East, Africa, etc., adapting to extreme road conditions and climates worldwide.
4.One-Stop Sourcing: Integrated supply chain for engine, chassis, and transmission parts, reducing procurement communication costs.
5.Long-Term Partnership: Dedicated to being your reliable partner in China with stable supply chain support.



FAQ
Q1: Is this 12JSDX240T-1707047 FAST Welded Shaft compatible with my SHACMAN X3000 truck?
A1: Yes, this welded shaft is specifically designed for SHACMAN X3000 and F3000 series heavy trucks equipped with Fast (FAST) 12JSDX240T series transmissions.
Q2: My transmission is making abnormal noises. Is it a welded shaft issue?
A2: Highly likely. Regular metallic knocking sounds or shifting jerks from inside the transmission usually indicate gear wear or slight deformation of the welded shaft. Replacement will restore smooth power transmission and eliminate the noise.
Q3: Do you supply chassis parts like trailer pull rods in addition to transmission parts?
A3: Of course. While this welded shaft is a core transmission accessory, our company specializes in full heavy truck parts supply. We also provide high-quality chassis components such as trailer pull rods, suspensions, and axles, offering you a one-stop procurement service from engine to frame.
Q4: What are the material advantages of this welded shaft compared to standard aftermarket parts?
A4: We use high-strength alloy steel with overall heat treatment. Compared to ordinary inferior steel aftermarket parts on the market (such as some inferior Auman FAST Welded Shafts), our product performs significantly better in torsional strength and fatigue resistance, effectively preventing shaft fractures and gear grinding caused by heavy-load impacts.
Q5: Do I need special tools to install this welded shaft?
A5: Yes. Since the welded shaft is located inside the transmission auxiliary box, replacing this product requires professional transmission repair tools and certain disassembly/assembly experience.
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