FAST 12JS160T 12JSD160T-1701170 1707140 Synchronizer Assembly Manual Transmission / Gearbox System Parts
FAST Truck Manual Transmission / Gearbox System Parts Manual Transmission / Gearbox System
FAST 12JS160T-1701170 and 12JSD160T-1707140 are synchronizer assemblies used in FAST 12-speed manual transmissions for heavy-duty trucks. 12JS160T-1701170 is the main-box 1st and 2nd gear synchronizer, while 12JSD160T-1707140 is the auxiliary-box synchronizer used for high/low range shifting. The synchronizer assembly coordinates gear engagement by matching rotational speeds before gear connection, helping provide smoother gear changes and reducing impact during transmission operation. These parts are commonly used in FAST gearbox applications fitted to SHACMAN, HOWO, FAW, FOTON and other Chinese heavy-duty truck configurations.
Product Specification
|
Product Name |
Gear Synchronizer Assembly |
|---|---|
|
Part Number |
12JS160T-1701170 / 12JSD160T-1707140 |
|
Origin |
China |
|
Quality Standard |
100% Tested |
|
Quality Certification |
ISO, CCC, GSO, CE, SGS, TUV |
|
Weight |
5.25 kg |
|
Dimensions |
200-75 mm |
Q1:Are 12JS160T-1701170 and 12JSD160T-1707140 the same synchronizer?
No. 12JS160T-1701170 is for the main box 1st/2nd gears, while 12JSD160T-1707140 is for the auxiliary box. They should not be substituted without confirming the gearbox configuration.
Q2:What is the reference size and weight of 12JSD160T-1707140?
Q3:What should be checked before ordering?
Confirm the complete part number, gearbox model, main-box or auxiliary-box position, synchronizer configuration and existing gearbox serial/identification information before ordering.
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