ZF6HP502C Gearbox Assembly 4149004079
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ZF6HP502C Gearbox Assembly 4149004079

ZF6HP502C belongs to the ZF Ecomat 2 series 6-speed heavy-duty automatic bus transmission, part number 4149004079, designed for city buses and mid-size coaches. It has 6 forward gears + 1 reverse gear, electro-hydraulic control, torque converter and planetary gear structure, optimized for frequent start-stop urban bus operation. It delivers smooth shifting, low noise, improved fuel efficiency and reliable performance for daily public transport routes, solving common faults such as shifting jerk, overheating, oil leakage, abnormal noise and valve body failure.
 
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Quantity:
  • ZF6HP502C

  • ZF

Product parameters

Basic Info

      • Model: 6HP502C (ZF Ecomat 2 series)

      • Part No.: 4149004079

      • Brand: ZF (ZF Friedrichshafen AG)

      • Structure: 6 forward gears + 1 reverse gear, planetary automatic transmission, torque converter, electro-hydraulic control system

      • Max Rated Torque: ~1100 N·m

      • Total Gear Ratio Range: 3.43 ~ 0.59

      • Lubricant: Specified ZF automatic transmission fluid (ZF TE-ML 14)

      • Weight: approx. 245kg

      • Applicable Vehicles: City buses, urban shuttle coaches, mid-size passenger buses

      • Category: Bus Drivetrain Parts – 6-Speed Automatic Gearbox Assembly

      • Material: Cast iron/aluminum alloy housing, planetary gear sets, friction clutch packs, hydraulic valve body, TCU control unit, torque converter, oil seals and bearings



    • Material & Advantages


  1. Dedicated Ecomat 2 bus automatic transmission design, smooth adaptive shifting for frequent stop-and-go urban operation

  2. Precision planetary helical gears, low vibration and noise, meeting passenger comfort NVH requirements

  3. Optimized thermal management system, stable temperature performance for all-day city bus cycling

  4. Robust housing structure, durable for continuous daily public transport operation

  5. Mature electro-hydraulic control system, easy diagnosis and maintenance, compatible with ZF diagnostic tools

  6. Standard mounting interface, direct replacement for original bus transmissions, mature aftermarket support



Application


For full transmission overhaul and replacement of urban city buses and shuttle coaches. Confirm mounting dimensions, flange size and electrical connectors before installation; fill with specified ZF ATF; test shift function, cooling system and check for oil leaks; complete adaptive learning if needed, then road test to ensure smooth shifting and normal temperature. Follow regular scheduled oil changes for fleet operation.



Origin & Lead Time

In stock, delivery within 1–3 working days; bulk orders: 4–7 days; sea freight: 10–24 days


MOQ & Packing

MOQ: 1 piece
Warranty: 6 months, not covered for improper programming, water damage, overvoltage and unauthorized circuit modification
Packing: Anti-static bag + shockproof foam + reinforced export carton

About yongliwei

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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.

Company information (1)

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.

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* 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.


About Us
19 years experience for gearbox, 5000㎡ warehouse stocked parts, professional team and high quality after-sale service, your inquiry will be our priority.
Contact Us
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