Details

• Brand:

  

• SKU:

  12591093

• Other Names:

  Bearings, Engine Connecting Rod Bearing Set, Bearing Kit

• Description:

  
  

  GM part 12591093 is an engine connecting rod bearing set (often just called “rod bearings”).

  Example OEM part

  GM 12591093 Engine Connecting Rod Bearing Set

  Details

  • Part type: Connecting rod bearing kit
  • Also called: rod bearings / bearing set
  • Includes: upper & lower bearing shells for multiple rods
  • Replaces older part numbers: 12573306, 21018825

  What it does

  • Sits between the connecting rod and crankshaft
  • Provides a smooth, low-friction surface for rotation
  • Maintains proper oil clearance and engine durability

  👉 If these wear out, you’ll usually hear rod knock and risk major engine damage.

  Applications

  • Common on GM 2.0L / 2.2L / 2.4L DOHC 4-cylinder engines
  • Found in vehicles like:
    • Chevy Cobalt / HHR / Equinox
    • Buick Regal / LaCrosse / Verano
    • Other GM cars from ~2000–2017

  Quick takeaway

  • 12591093 = internal engine part (rod bearings)
  • Not a bolt or sensor—this is bottom-end engine hardware
  • Typically replaced during:
    • Engine rebuilds
    • Crankshaft service
    • Fixing rod knock

  
  

  # Product Description

  Genuine GM OEM Bearing Set (MPN: 12591093) is engineered to deliver reliable performance and smooth operation in select GM vehicles. This authentic General Motors bearing set maintains factory specifications and durability standards, making it the ideal replacement for worn or damaged bearings. Choose this OEM bearing set for dependable fitment and long-lasting performance on your GM automobile.

  - Bearing Set: Precision-engineered component designed for reduced friction and smooth rotation
  - OEM Fitment: Genuine General Motors part for select GM vehicles requiring factory-original specifications
  - Key Function: Supports rotating shafts and reduces friction to ensure optimal drivetrain or engine performance
  - Compatibility: Direct replacement for vehicles originally equipped with Genuine GM bearing assemblies
  - Condition: Brand New Genuine OEM part backed by General Motors quality standards

• Condition: New
• Notes: Includes Upper & Lower Bearings For Four Rods. Includes One Standard Set, Upper & Lower Bearing. Includes One Standard Upper & Lower Bearing For One Rod.
• Applications: 2.0L (2011-13). 2.0L, 2.2L & 2.4L DOHC.
• Replaces:

  12573306, 21018825

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