Basic Info

• OE Part No.: 1296 333 002

• Product Type: Synchronizer Hub / Synchronizer Base

• Brand: ZF (ZF Friedrichshafen AG)

• Compatible Gearbox: ZF ECOSPLIT ZF16S1650 16-speed heavy-duty manual transmission

• Applicable Vehicles: MAN, Sinotruk, Dongfeng and other heavy trucks fitted with ZF16S1650 gearbox

• Material: Forged alloy steel, carburized and quenched heat treatment

• Net Weight: approx 1.88kg (reference value)

• Function: Core base of synchronizer assembly, fix synchronizer components, transmit torque, maintain shifting structure alignment and stability

• Category: ZF 16-Speed ECOSPLIT Gearbox Synchronizer Repair Spare Parts

Material & Advantages

1. Precision forged & carburized hardened alloy steel, high rigidity and wear resistance, withstand heavy torque and frequent shifting loads

2. Precision internal spline structure, ensure accurate fit with main shaft, reduce spline wear and axial vibration

3. OEM standard dimensions and spline parameters, direct fit replacement during gearbox overhaul

4. Stable overall synchronizer operation, reduce abnormal noise and extend synchronizer service life

5. Adaptable to long-distance heavy haulage, mountain frequent shifting and variable temperature working environments

Application Scenarios

• Replace worn, spline-damaged synchronizer hub during ZF16S1650 gearbox overhaul

• Repair unstable shifting, abnormal vibration, jitter and repeated synchronizer failure faults

• Routine maintenance and transmission rebuild for long-haul heavy truck fleets

• Follow ZF official service manual for assembly, spline fit and lubrication specifications

Supply & After-sale

• MOQ: 1 piece

• Warranty: 3–6 months (excluding improper installation, poor lubrication, overload and normal friction aging & wear)

• Packaging: Foam + carton / wooden case packaging

• Remarks: Confirm part number and spline specification before ordering

Gearboxes assembly include brand ZF, Eaton, FAST, Allison, DONGFENG, DC, Benz, volvo, HOWO, WLY etc. Gearboxes parts includegear, synchronizer, PTO, housing, bearings, shaft, top cover, sensors, wireness, repair kits... etc.

Our products have been exported to more than 50 countries and regions such as Korea, Chile, Russia, Kazakhstan, USA, Ecuador, Turkey, Iran, Africa, Latin America, etc., and have been unanimously recognized by customers.

In the future, we will be committed to creating higher-end quality and more intimate service. And a more comfortable customer experience to build Yongliwei company into an auto parts supplier with excellent corporate culture, scientific development concept and continuous innovation ability.

Shiyan Yongliwei Industry and Trading Co., Ltd. is a modern enterprise integrating design, development, production and sales of gearbox assembly and gearbox parts.

Our company was founded in Hubei province, China, and has been specialized the truck gearboxes in Chinese offline market for 21 years .Our parts are the leader of gearboxes area in the China now.

Our company was set up in the largest truck parts production base in the world –Shiyan city, Hubei, China, to meet the demand for products in the Asia and South American markets, a professional international trade sales team was born in Hubei in 2021.

Shiyan Yongliwei is focusing on creating high quality, high technology and high standard gearboxes and its parts.

* 8000 square meters of large warehouse.

* A number of maritime, land, air transport international logistics companies work closely together.

* To provide you with convenient, fast and low-cost e-commerce one-stop service.