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CATERPILLAR

WQParts carries a dedicated range of Hercules sealing products for Caterpillar machinery. From rod and piston seals to complete hydraulic cylinder seal kits, these components are designed to match OEM performance while helping you control repair costs. If you maintain excavators, loaders, dozers, or other heavy equipment, Hercules seals from WQParts give you reliable sealing, strong uptime, and support from a team that understands the demands of real‑world jobsites.
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  1. 1659420 Seal Kit | Caterpillar Replacement Parts1659420 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1659420 Seal Kit | Caterpillar Replacement Parts
    Special Price $113.46 Regular Price $133.48
    Caterpillar 1659420 Seal Kit
  2. 1659448 Seal Kit | Caterpillar Replacement Parts1659448 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1659448 Seal Kit | Caterpillar Replacement Parts
    Special Price $1.18 Regular Price $1.39
    Caterpillar 1659448 Seal Kit
  3. 1661495 Seal Kit | Caterpillar Replacement Parts1661495 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1661495 Seal Kit | Caterpillar Replacement Parts
    Special Price $26.56 Regular Price $31.25
    Caterpillar 1661495 Seal Kit
  4. 1662835K Seal Kit | Caterpillar Replacement Parts1662835K Seal Kit | Caterpillar Replacement Parts Quick Shop
    1662835K Seal Kit | Caterpillar Replacement Parts
    Special Price $40.45 Regular Price $47.59
    Caterpillar 1662835K Seal Kit
  5. 1663002 Seal Kit | Caterpillar Replacement Parts1663002 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1663002 Seal Kit | Caterpillar Replacement Parts
    Special Price $9.57 Regular Price $11.26
    Caterpillar 1663002 Seal Kit
  6. 1663003 Seal Kit | Caterpillar Replacement Parts1663003 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1663003 Seal Kit | Caterpillar Replacement Parts
    Special Price $10.50 Regular Price $12.35
    Caterpillar 1663003 Seal Kit
  7. 1663850 Seal Kit | Caterpillar Replacement Parts1663850 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1663850 Seal Kit | Caterpillar Replacement Parts
    Special Price $389.25 Regular Price $457.94
    Caterpillar 1663850 Seal Kit
  8. 1665295 Seal Kit | Caterpillar Replacement Parts1665295 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1665295 Seal Kit | Caterpillar Replacement Parts
    Special Price $27.00 Regular Price $31.77
    Caterpillar 1665295 Seal Kit
  9. 1668140K Seal Kit | Caterpillar Replacement Parts1668140K Seal Kit | Caterpillar Replacement Parts Quick Shop
    1668140K Seal Kit | Caterpillar Replacement Parts
    Special Price $64.65 Regular Price $76.06
    Caterpillar 1668140K Seal Kit
  10. 1672184 Seal Kit | Caterpillar Replacement Parts1672184 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672184 Seal Kit | Caterpillar Replacement Parts
    Special Price $79.02 Regular Price $92.96
    Caterpillar 1672184 Seal Kit
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