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Mr. Perry Wu International Sales Director
Fast 12JSD180TA Transmission Parts - Cover/Cylinder/Regulator Assembly Accessories
|
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 (e.g., Sinotruk, Shaanxi Auto heavy-duty trucks) Construction machinery: Mining dump trucks, large loaders |
Product Description
These parts are exclusively 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 professional processing. Key processes include precision casting, CNC machining, heat treatment, and airtightness testing, meeting the transmission’s 1800N·m max torque and 2600rpm rated speed requirements.
Rear Cover Assembly Parts
Extended countershaft cover, synchronizer assembly, tapered roller bearing, and gaskets—forming the transmission’s rear-end protection and power transmission support.
Auxiliary Case Cylinder Assembly Parts
Range gear cylinder, piston, O-rings, and positioning spring—supporting reliable range shift switching.
Main Shaft Rear Bearing Cover Assembly Parts
Main shaft rear bearing cover and oil seal—ensuring stable main shaft rotation and leak-proof protection.
Air Filter Regulator Assembly Parts
Air filter regulator, elbow pipe fitting, and air pipe assembly—filtering air impurities and regulating pneumatic system pressure.
Direct-fit design allows hassle-free installation without modification, fully interchangeable with original components. Ideal for routine maintenance, emergency repairs, and fleet bulk procurement.
Detail Parts List
1、 Rear Cover Assembly
|
No. |
Parts No. |
Part Name |
Qty. |
|
1 |
14347 |
Gasket |
1 |
|
2 |
Q171B1250 |
Hexagon Head Bolt with Hole in Head |
2 |
|
3 |
12JSD160T-1707047 |
Extended Countershaft Cover |
1 |
|
4 |
12JSD160T-1707108 |
Auxiliary Case Main Shaft Gear Pressure Plate |
1 |
|
5 |
12JSD160T-1707140-2 |
Synchronizer Assembly |
1 |
|
6 |
12JSD200T-1707047 |
Auxiliary Case Extended Countershaft Welded Assembly |
1 |
|
7 |
12JSD200T-1707050 |
Auxiliary Case Countershaft Welded Assembly |
1 |
|
8 |
12JS200T-1707060-6 |
Auxiliary Case Cylinder Assembly |
1 |
|
9 |
12JSD200T-1707105 |
Auxiliary Case Main Shaft |
1 |
|
10 |
12JSD200T-1707106 |
Auxiliary Case Main Shaft Reduction Gear |
1 |
|
11 |
12JSD160T-1707107 |
Auxiliary Case Main Shaft Washer |
1 |
|
12 |
192311E |
Cylindrical Roller Bearing |
2 |
|
13 |
A-C09008 |
Bolt Assembly |
8 |
|
14 |
A-C09009 |
Bolt Assembly |
1 |
|
15 |
C09033 |
Hexagon Head Bolt with Hole in Head and Spring Washer Assembly |
1 |
|
16 |
F96006 |
Flange Nut |
1 |
|
17 |
Q433120 |
Stop Ring |
2 |
|
18 |
JS180-1707051 |
Stop Ring |
2 |
|
19 |
JSD180-1707052-M |
Auxiliary Case Countershaft Cover |
1 |
|
20 |
JSD180-1707053-1 |
Auxiliary Case Countershaft Cover Gasket |
2 |
|
21 |
RTD-11609A-1707154-5 |
Main Shaft Rear Bearing Cover Assembly |
1 |
|
22 |
RTD-11609A-1707156 |
Main Shaft Rear Bearing Cover Gasket |
1 |
|
23 |
16JSS300T-1707109 |
Tapered Roller Bearing |
1 |
|
24 |
JSD220-1707012-Y |
Rear Cover Housing with Thread Insert Assembly |
1 |
|
25 |
Q1421032M |
Pre-Coated Hexagon Head Bolt and Spring WasherAssembly |
4 |
|
26 |
Q1421075 |
Hexagon Head Bolt and Spring Washer Assembly |
4 |
|
27 |
RTD-11609A-1707067 |
Auxiliary Case Shift Fork |
1 |
2、Auxiliary Case Cylinder Assembly
|
No. |
Parts No. |
Part Name |
Qty. |
|
1 |
14341 |
Range Gear Cylinder Piston |
1 |
|
2 |
14344 |
O-Ring |
1 |
|
3 |
14345 |
O-Ring |
1 |
|
4 |
12JS160T-1707064-1 |
Cylinder Head Gasket |
1 |
|
5 |
14765 |
O-Ring |
1 |
|
6 |
10G100BGB-T308 |
Steel Ball |
1 |
|
7 |
12JS160T-1707069-1 |
Range Gear Cylinder |
1 |
|
8 |
12JS160T-1707063 |
Pipe Plug |
1 |
|
9 |
12JS200T-1707061-1 |
Range Gear Shift Fork Shaft |
1 |
|
10 |
12JS160T-1707065-1 |
Auxiliary Case Shift Cylinder Head |
1 |
|
11 |
GB890-80-M16X15 |
Thin Hexagon Nut with Nylon Insert (M16x15) |
1 |
|
12 |
J80-1702080 |
Positioning Spring |
1 |
|
13 |
Q1421032 |
Hexagon Head Bolt and Spring Washer Assembly |
4 |
|
14 |
Q617B18 |
Hexagon Head Pipe Plug |
1 |
|
15 |
X11511 |
Corrugated Copper Washer |
1 |
3、Main Shaft Rear Bearing Cover Assembly
|
No. |
Parts No. |
Part Name |
Qty. |
|
1 |
RTD-11609A-1707155-3 |
Main Shaft Rear Bearing Cover |
1 |
|
2 |
19109-1 |
Oil Seal |
1 |
4、Air Filter Regulator Assembly
|
No. |
Parts No. |
Part Name |
Qty. |
|
1 |
A-C03002-11 |
Air Filter Regulator Assembly (ncluding1, 3, 6) |
1 |
|
2 |
C01052 |
45° Elbow Pipe Fitting |
1 |
|
3 |
Q1420660 |
Hexagon Head Bolt and Spring Washer Assembly |
2 |
|
4 |
66607 |
Air Pipe Assembly |
1 |
Product Advantages
Model-Exact Compatibility
100% matched to the original dimensions and assembly standards of Fast 12JSD180TA, eliminating fitment issues for heavy-duty truck repairs.
Heavy-Duty Durability
High-strength alloy steel and wear-resistant materials withstand extreme conditions like mining and construction, significantly extending part service life.
Superior Sealing & Filtration
Prevents oil leakage and air impurity intrusion, protecting internal components.
Efficient Maintenance
Modular design allows quick and easy part replacement without disassembling the entire transmission, reducing downtime for fleet operations.
Wide Application Adaptation
Perfectly fits heavy-duty trucks, mining dump trucks, and construction machinery—covering all core application scenarios of the 12JSD180TA transmission.
Payment & Shipping Terms
● MOQ: 1 piece
● Packaging: Customizable wooden crate/carton
● Delivery: 3-20 working days (express: DHL/FedEx; sea freight for bulk)
● Payment: L/C, T/T, Western Union; tracking number provided in 24hrs
● After-Sales Service：24-hour technical support, global service network