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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. 9X2031 Seal Kit | Caterpillar Replacement Parts9X2031 Seal Kit | Caterpillar Replacement Parts Quick Shop
    9X2031 Seal Kit | Caterpillar Replacement Parts
    Special Price $178.15 Regular Price $209.59
    Caterpillar 9X2031 Seal Kit
  2. 9X2020 Seal Kit | Caterpillar Replacement Parts9X2020 Seal Kit | Caterpillar Replacement Parts Quick Shop
    9X2020 Seal Kit | Caterpillar Replacement Parts
    Special Price $88.80 Regular Price $104.47
    Caterpillar 9X2020 Seal Kit
  3. 9W3340 Seal Kit | Caterpillar Replacement Parts9W3340 Seal Kit | Caterpillar Replacement Parts Quick Shop
    9W3340 Seal Kit | Caterpillar Replacement Parts
    Special Price $0.37 Regular Price $0.44
    Caterpillar 9W3340 Seal Kit
  4. 9T8761 Seal Kit | Caterpillar Replacement Parts9T8761 Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T8761 Seal Kit | Caterpillar Replacement Parts
    Special Price $2.11 Regular Price $2.48
    Caterpillar 9T8761 Seal Kit
  5. 9T7125 Seal Kit | Caterpillar Replacement Parts9T7125 Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T7125 Seal Kit | Caterpillar Replacement Parts
    Special Price $13.09 Regular Price $15.40
    Caterpillar 9T7125 Seal Kit
  6. 9T4057 Seal Kit | Caterpillar Replacement Parts9T4057 Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T4057 Seal Kit | Caterpillar Replacement Parts
    Special Price $0.20 Regular Price $0.23
    Caterpillar 9T4057 Seal Kit
  7. 9T3972K Seal Kit | Caterpillar Replacement Parts9T3972K Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T3972K Seal Kit | Caterpillar Replacement Parts
    Special Price $389.39 Regular Price $458.11
    Caterpillar 9T3972K Seal Kit
  8. 9T2716K Seal Kit | Caterpillar Replacement Parts9T2716K Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T2716K Seal Kit | Caterpillar Replacement Parts
    Special Price $65.93 Regular Price $77.57
    Caterpillar 9T2716K Seal Kit
  9. 9T2696K Seal Kit | Caterpillar Replacement Parts9T2696K Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T2696K Seal Kit | Caterpillar Replacement Parts
    $55.70
    Caterpillar 9T2696K Seal Kit
  10. 9T1834K Seal Kit | Caterpillar Replacement Parts9T1834K Seal Kit | Caterpillar Replacement Parts Quick Shop
    9T1834K Seal Kit | Caterpillar Replacement Parts
    Special Price $179.44 Regular Price $211.11
    Caterpillar 9T1834K Seal Kit
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