4303621 Transmission countershaft Eaton fuller
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4303621 Transmission countershaft Eaton fuller

Original new quality, 500 pcs in large stock, quick delivery time 2-7 days, warranted quality for 6 month.
Availability:
Quantity:
  • 4303621

  • Volvo

Product parameters

Basic Info

    Alias: Eaton Fuller main countershaft, layshaft, transmission auxiliary shaft

    • Part Number: 4303621 (replaces 4303619)

    • Brand: Eaton Fuller (Eaton Roadranger)

    • Compatible Gearbox: Eaton Fuller RT/RTO series heavy-duty manual transmissions (9710 / 11710 / 12710 / 13710 / 14710 / 15710 / 16710 series)

    • Applicable Vehicles: North American/European heavy-duty semi-trailer trucks, long-haul tractors with Eaton Fuller Roadranger transmissions

    • Category: Heavy Truck Drivetrain Parts – Eaton Fuller Transmission Countershaft Assembly

    • Net Weight: approx. 8.8kg

    • Package Contents: 1 x Eaton Fuller countershaft 4303621

    • Material: High-strength alloy steel, precision forging, carburizing quenching heat treatment, coarse pitch gear spline design



Material & Advantages


  • High-strength alloy steel with professional heat treatment, excellent torsion resistance, fatigue resistance and wear resistance

  • Coarse pitch gear structure, stable meshing under heavy torque loads

  • OEM standard dimensions, direct replacement for original 4303619 countershaft

  • Reduces abnormal gear noise, vibration and premature bearing wear under long-haul heavy load conditions

  • Fixes countershaft damage, gear jump, poor shifting and chronic transmission noise faults

  • Built for heavy-duty long-distance highway transport and variable load road conditions



Application


For overhaul and repair of heavy-duty trucks fitted with Eaton Fuller Roadranger RT/RTO series 10-speed/13-speed manual transmissions. Replace worn, bent or damaged countershafts causing abnormal noise, shifting issues and power loss. Match correct bearings, gears and snap rings during installation, check shaft runout and verify proper transmission lubrication before road use.



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.



Shiyan Yongliwei Industry and Trade Co., Ltd. was established in 2001, located in Shiyan City, Hubei Province. 

Our gearbox covers brand ZF, Eaton, FAST, Allison, DONGFENG, DC, Benz, volvo, HOWO, WLY etc. Series ZF5S  ZF5HP  ZF6S  ZF6AP ZF6AS ZF6HP ZFS6 ZF9S ZF9AS ZF12AS ZF12TX ZF16S WSK; EATON:ETA RTX TX FS6 MRT; FAST:6DS 7DS 8JS 9JS 10JS 12JS 16JS C16JSD; VOLVO:TV211, VT2214, DONGFENG:DT, DF6S DF5S DF8S; QJ:QJ805 QJS6; Datong: LC5T88, HC, CA5, CA6, 5T; HOWO:lHW907, MTX, etc. 

Our products include gearbox assemblies and their parts, such as: gears, synchronizers, PTO, housings, bearings, shafts, top covers, sensors, wires, repair kits... including  . 

With 19 years of gearbox experience, a spare parts warehouse of 5000㎡, a professional team, and high-quality after-sales service, your inquiry will be our top priority.


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
Email: truckparts@yongliwei.com 
            gearboxes@yongliwei.com
            transmission@yongliwei.com
Skype:live:.cid.8a33a7c171d7e71b
WhatsApp: +86-13593740499 / +86-18807289527/+8618772950034
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