Basic Info

• OE Part No.: 1296 333 050

• Product Type: Gearbox Synchronizer Cone / Synchro Hub Cone

• Brand: ZF OEM Matching Spare Parts

• Compatible Gearbox: ZF heavy-duty commercial truck 16S / 12 series manual & AMT transmissions

• Material: 20CrMnTi alloy steel, carburized quenched, precision tooth grinding treatment

• Net Weight: approx 1.5kg

• Function: Cooperate with synchronizer ring for speed synchronization, lock gear teeth, stabilize gear position, reduce shifting shock

• Category: Heavy Truck ZF Gearbox Synchronizer System Repair Spares

Material & Advantages

1. Carburizing and quenching heat treatment, high surface hardness, strong bending resistance and anti-fatigue performance under continuous heavy torque

2. Precision ground outer tooth and inner cone surface, high matching precision with synchronizer ring, stable friction effect

3. Strictly follow OEM dimensional standard, fully compatible with original synchronizer assembly, direct installation without modification during overhaul

4. Optimize shifting smoothness, avoid abnormal gear grinding, extend whole synchronizer kit service life

5. Adapt to long-distance full-load highway transport, mountain climbing and frequent shift working conditions

Application Scenarios

• Replace worn, tooth-broken, deformed synchronizer cone of ZF 1296 series synchronizer set

• Repair slow synchronization, hard gear shifting, abnormal grinding noise when shifting gears

• Complete synchronizer assembly overhaul and regular maintenance for heavy truck logistics fleets

• Assemble with matched synchronizer ring and sliding sleeve in accordance with ZF official installation standards

Supply & After-sale

• MOQ: 1 piece

• Warranty: 3–6 months (exclude improper installation, overload, poor lubrication and normal abrasion)

• Packaging: Shockproof independent foam + carton packaging

• Remarks: Confirm gearbox model and synchronizer serial number before placing orders

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.