Part number lookup

EX300-3HHE Replacement Parts

Cross-reference and compare 7 replacement listings for OEM / aftermarket part number EX300-3HHE. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

7 Matching Products

7P Oil Cooler 1-21723039-0 for Isuzu Engine 6SA1 6SD1 Hitachi Excavator EX300-2 EX300-3 EX300-5Isuzu7P Oil Cooler 1-21723039-0 for Isuzu Engine 6SA1 6SD1 Hitachi Excavator EX300-2 EX300-3 EX300-5$871.99Connecting Rod 1122300971 for Isuzu 6SD1 Engine Hitachi EX300-3 EX300-5 EX330 EX350 ExcavatorIsuzuConnecting Rod 1122300971 for Isuzu 6SD1 Engine Hitachi EX300-3 EX300-5 EX330 EX350 Excavator$531.92Cylinder Head Gasket 1111412164 For Isuzu 6SD1 Engine Hitachi EX300-2 EX300-3 EX300-5 EX370-5MIsuzuCylinder Head Gasket 1111412164 For Isuzu 6SD1 Engine Hitachi EX300-2 EX300-3 EX300-5 EX370-5M$390.31Engine Thermostat 1-13770069-1 for Hitachi EX300-2 EX300-3 EX300-5 EX370-5M EX385USR ExcavatorHitachiEngine Thermostat 1-13770069-1 for Hitachi EX300-2 EX300-3 EX300-5 EX370-5M EX385USR Excavator$111.66Oil Pump 1131001912 for Isuzu Engine 6SD1 Hitachi Excavator EX300-2 EX300-3 EX300-5IsuzuOil Pump 1131001912 for Isuzu Engine 6SD1 Hitachi Excavator EX300-2 EX300-3 EX300-5$685.27Turbo RHC7 Turbocharger 114400-3140 For Hitachi Excavator EX300-2 EX300-3 EX300-3HHE Isuzu Engine 6SD1HitachiTurbo RHC7 Turbocharger 114400-3140 For Hitachi Excavator EX300-2 EX300-3 EX300-3HHE Isuzu Engine 6SD1$544.26Water Temperature Sensor 1-83161019-1 for Hitachi EX200-2 EX200-3 ZAX200-5 EX200-5 EX300-3C EX300-3HHE EX310H-3CHitachiWater Temperature Sensor 1-83161019-1 for Hitachi EX200-2 EX200-3 ZAX200-5 EX200-5 EX300-3C EX300-3HHE EX310H-3C$76.80

Part Numbers and Cross References

1-21723039-0EX300-2EX300-3EX300-5EX300-3HHE11223009716SD1T6SD1TCA-6SD1-TQA6SD1-TQBHitachiCD1500EX300-3C1111412164EX300-5HHEEX300LCLL-5EX310H-3CEX350H-5113770069111310019101131001911113100191211310019131131001914114400-3140VA2900211144001831610191EX200-2EX200-3ZAX200-5EX200-5

Applications and Fitment Summary

  • Part Number
  • Isuzu Engine: 6SA1,6SD1 For Hitachi Excavator: EX300-2,EX300-3,EX300-5, EX300-2,EX300-3,EX300-3HHE
  • Hitachi Excavator EX300-2 EX300-3 EX300-3HHE Isuzu Engine 6SD1 Turbo RHC7 Turbocharger 114400-3140
  • Model:Hitachi Excavator EX300-2 EX300-3 EX300-3HHE Turbo Model:RHC7
  • Hitachi · HITACHI Engine 6SD1 Excavator EX300-2 EX300-3
  • Hitachi Excavator: EX200-2, EX200-3, ZAX200-5, EX200-5, EX300-3C, EX300-3HHE, EX310H-3C

Frequently Asked Questions

What parts replace OEM number EX300-3HHE?

This page lists 7 replacement listings indexed under EX300-3HHE. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for EX300-3HHE?

Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.

Can I request a quote if EX300-3HHE is not an exact match?

Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.