Adjuster-Differential Bearing 129128

Dana Spicer
Part# 129128
note
Adjusts differential bearing preload in heavy-duty axle assemblies.
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Description

The Eaton Spicer Differential Carrier Bearing Adjuster (129128) is a mechanical component used to precisely adjust the preload and positioning of differential bearings within heavy-duty axles. It facilitates proper bearing alignment and load distribution to maintain axle performance and durability in commercial vehicle drivetrains.

Key Specifications

  • Application: Heavy-duty axles, commercial vehicle differentials
  • Function: Adjusts differential bearing preload and position
  • Compatibility: Dana Spicer axle series, Eaton differential assemblies
  • Construction: Steel alloy with precision threading
  • Features: Threaded adjuster flange, outside diameter approx. 5.09 in, thickness 0.83-0.89 in
  • Quality: OEM ETN - Dana Axle part

Shipping Info

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More Information

Current Part# 129128
Part# variations 129128 DAN,
129128 ETN,
129128DAN,
129128ETN,
ETN129128,
SP 129128,
SP129128
Manufacturer Dana Spicer
Warranty Standard Manufactures