Mainshaft S3143

positive OEM
Fuller
Part# S3143
note
Mainshaft assembly transmitting torque in manual transmissions
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Description

The Genuine Eaton Fuller Mainshaft Assembly (S3143) is a critical transmission component that transmits torque within manual transmissions. It serves as the primary shaft supporting gear engagement and power transfer in heavy-duty vehicle drivetrains.

Key Specifications

  • Application: Eaton Fuller manual transmissions
  • Function: Torque transmission and gear support
  • Compatibility: Heavy-duty commercial vehicle transmissions
  • Construction: Hardened steel alloy
  • Features: Precision-machined splines, heat-treated surface
  • Quality: OEM Eaton Fuller part

Shipping Info

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More Information

Current Part# S3143
Type OEM
Manufacturer Fuller
Warranty Standard Manufacturer Warranty