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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. 1672218 DYR Style Rod Buffer Seal | Caterpillar Replacement Parts1672218 DYR Style Rod Buffer Seal | Caterpillar Replacement Parts Quick Shop
    1672218 DYR Style Rod Buffer Seal | Caterpillar Replacement Parts
    Special Price $17.34 Regular Price $20.40
    Caterpillar 1672218 DYR Style Rod Buffer Seal
  2. 1672220 Seal Kit | Caterpillar Replacement Parts1672220 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672220 Seal Kit | Caterpillar Replacement Parts
    Special Price $48.97 Regular Price $57.61
    Caterpillar 1672220 Seal Kit
  3. 1672221 DYR Style Rod Buffer Seal | Caterpillar Replacement Parts1672221 DYR Style Rod Buffer Seal | Caterpillar Replacement Parts Quick Shop
    1672221 DYR Style Rod Buffer Seal | Caterpillar Replacement Parts
    Special Price $183.38 Regular Price $215.74
    Caterpillar 1672221 DYR Style Rod Buffer Seal
  4. 1672226 Seal Kit | Caterpillar Replacement Parts1672226 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672226 Seal Kit | Caterpillar Replacement Parts
    Special Price $137.93 Regular Price $162.27
    Caterpillar 1672226 Seal Kit
  5. 1672229 Seal Kit | Caterpillar Replacement Parts1672229 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672229 Seal Kit | Caterpillar Replacement Parts
    Special Price $90.41 Regular Price $106.37
    Caterpillar 1672229 Seal Kit
  6. 1672233 Seal Kit | Caterpillar Replacement Parts1672233 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672233 Seal Kit | Caterpillar Replacement Parts
    Special Price $47.97 Regular Price $56.44
    Caterpillar 1672233 Seal Kit
  7. 1672234 Seal Kit | Caterpillar Replacement Parts1672234 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672234 Seal Kit | Caterpillar Replacement Parts
    Special Price $50.99 Regular Price $59.99
    Caterpillar 1672234 Seal Kit
  8. 1672235 Seal Kit | Caterpillar Replacement Parts1672235 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672235 Seal Kit | Caterpillar Replacement Parts
    Special Price $5.75 Regular Price $6.76
    Caterpillar 1672235 Seal Kit
  9. 1672236 Seal Kit | Caterpillar Replacement Parts1672236 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672236 Seal Kit | Caterpillar Replacement Parts
    Special Price $52.46 Regular Price $61.72
    Caterpillar 1672236 Seal Kit
  10. 1672239 Seal Kit | Caterpillar Replacement Parts1672239 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1672239 Seal Kit | Caterpillar Replacement Parts
    Special Price $57.94 Regular Price $68.16
    Caterpillar 1672239 Seal Kit
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