Breather 4302857

Fuller
Part# 4302857
note
Transmission breather regulating pressure and preventing contamination.
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Description

The Fuller Transmission Breather (4302857) is a ventilation component designed to regulate internal pressure and prevent contamination within transmission systems. It facilitates controlled airflow to reduce the risk of seal damage and fluid leaks, supporting transmission reliability in heavy-duty vehicles.

Key Specifications

  • Application: Transmission ventilation systems
  • Function: Regulates internal transmission pressure
  • Compatibility: Heavy-duty transmissions, commercial vehicles
  • Construction: Metal body with threaded 3/8"-18 NPT connection
  • Features: Threaded breather, pressure equalization, contamination prevention
  • Quality: OEM Fuller part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 4302857
Part# variations 4302857 FUL,
4302857FUL,
FUL4302857
Manufacturer Fuller
Warranty Standard Manufactures