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NEW 4B, 6B, & 6C Cummins Idler Pulley | 4936437, 3935015, 3978019 | Cummins 4B 3.9L / 6B 5.9L, 6.7L / 6C 8.3L

4936437
Was: $72.00
Sale: $69.95
Save: 3%
Save: $2.05

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Description

This replacement 4B 3.9L / 6B 5.9L, 6.7L / 6C 8.3L accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations. This carries a one year warranty.

Features:

  • Direct replacement
  • Restores performance

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