Home/Cummins B-Series Parts — ISB, 6BT, 4BT & QSB/172012 Cummins 4B ENGINES 3.9 MAIN BEARING KIT
171897HP Cummins HIGH PERFORMANCE BEARING KIT

172012 Cummins 4B ENGINES 3.9 MAIN BEARING KIT

Commercial diesel bearings. Match the listed part and engine identifiers before ordering.
Warranty DetailsQuality Aftermarket
$78.45$158.48 Save $80.03
In Stock
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PAI Part #172012
JAK'S Part #JAKS-172012
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172012 Cummins 4B ENGINES 3.9 MAIN BEARING KIT

MAIN BEARING KIT

Fits:

  • CUMMINS 4B ENGINES 3.9

OEM cross-references:

  • 3901092
  • 3901152
  • 3906232
  • 3945665