Mainshaft-Assy S2688

Fuller
Part# S2688
note
Main transmission shaft for power transfer and gear alignment
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Description

The Fuller Main Shaft Assembly (S2688) is a critical transmission component that transmits rotational power through the gearset while maintaining alignment with counter shafts and gear collars. It supports torque transfer and precise gear engagement to ensure smooth shifting and driveline efficiency in heavy-duty applications.

Key Specifications

  • Application: Manual main transmissions
  • Function: Transmits rotational power and maintains gear alignment
  • Compatibility: Fuller transmission series
  • Construction: Steel alloy shaft with precision splines
  • Features: Supports high torque, maintains concentricity, spline integrity
  • 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). 

 

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More Information

Current Part# S2688
Part# variations FULS2688,
S2688 FUL,
S2688FUL
Manufacturer Fuller
Warranty Standard Manufactures