Part number lookup

HR420 Replacement Parts

Cross-reference and compare 13 replacement listings for OEM / aftermarket part number HR420. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

13 Matching Products

Air Filter 4283861 and 4287060 for Hitachi Excavator EX200-2 EX200-3HitachiAir Filter 4283861 and 4287060 for Hitachi Excavator EX200-2 EX200-3$130.99EC Control Panel Computer Board 9131577 9128976 for Hitachi EX200-1 ExcavatorHitachiEC Control Panel Computer Board 9131577 9128976 for Hitachi EX200-1 Excavator$591.14Engine Fan Blade Cooling 1-13660140-0 for Hitachi Excavator EX200-2 EX200-3 Isuzu Engine 6BD1HitachiEngine Fan Blade Cooling 1-13660140-0 for Hitachi Excavator EX200-2 EX200-3 Isuzu Engine 6BD1$260.99External Wiring & Hydraulic Pump Harness 0001836 309420 for Hitachi Excavator EX200-3 HR320 HR420 RX2000-2HitachiExternal Wiring & Hydraulic Pump Harness 0001836 309420 for Hitachi Excavator EX200-3 HR320 HR420 RX2000-2$808.00External Wiring Hydraulic Pump Harness 0001836 309420 for Hitachi Excavator EX200-3 HR320 HR420 RX2000-2HitachiExternal Wiring Hydraulic Pump Harness 0001836 309420 for Hitachi Excavator EX200-3 HR320 HR420 RX2000-2$1,159.38For Hitachi Excavator EX200-2 Water Tank Radiator Core 4287043HitachiFor Hitachi Excavator EX200-2 Water Tank Radiator Core 4287043$694.00Muffler Clamp 4257014 for Hitachi EX200-2 EX200-3 EX200-3E EX200K-2 EX200K-3 HR320 HR420 RX2000-2HitachiMuffler Clamp 4257014 for Hitachi EX200-2 EX200-3 EX200-3E EX200K-2 EX200K-3 HR320 HR420 RX2000-2$61.69Muffler Silencer 4256163 For Hitachi HR320 HR420 RX2000-2 Engine 6BD1HitachiMuffler Silencer 4256163 For Hitachi HR320 HR420 RX2000-2 Engine 6BD1$553.46Muffler Silencer 4256163 for Isuzu Engine 6BD1 Hitachi Excavator EX200-2 EX200-3 EX200LC-2 EX200LC-3 EX200-3E EX200K-2 EX200K-3HitachiMuffler Silencer 4256163 for Isuzu Engine 6BD1 Hitachi Excavator EX200-2 EX200-3 EX200LC-2 EX200LC-3 EX200-3E EX200K-2 EX200K-3$179.00Oil Filter 4191300 for Hitachi EX100 EX120-2 EX200-3 EX220-2 EX60-2 EX400-5 LX70-2 LX70-3 LX80-5HitachiOil Filter 4191300 for Hitachi EX100 EX120-2 EX200-3 EX220-2 EX60-2 EX400-5 LX70-2 LX70-3 LX80-5$110.00Oil Filter 4191300 for Hitachi EX100 EX120-2 EX200-3 EX220-2 EX60-2 EX400-5 LX70-2 LX70-3 LX80-5HitachiOil Filter 4191300 for Hitachi EX100 EX120-2 EX200-3 EX220-2 EX60-2 EX400-5 LX70-2 LX70-3 LX80-5$115.00Thermostat 1137700700 for Isuzu 6BD1 6BB1 6BG1 4BG1 Engine Hitachi EX100-5 EX120-5 EX200-3 ZX230 ZX270 LX100 LX70-3 LX80-5HitachiThermostat 1137700700 for Isuzu 6BD1 6BB1 6BG1 4BG1 Engine Hitachi EX100-5 EX120-5 EX200-3 ZX230 ZX270 LX100 LX70-3 LX80-5$23.00Upper Water Hose 3048033 for Hitachi Excavator EX200-2 EX200-3 EX200K-2 EX200K-3 HR320 HR420 RX2000-2HitachiUpper Water Hose 3048033 for Hitachi Excavator EX200-2 EX200-3 EX200K-2 EX200K-3 HR320 HR420 RX2000-2$108.80

Part Numbers and Cross References

42838614287060EX200-2EX200-3EX200-3CEX200-3EEX200K-2EX200K-3HR320HR420LX70SSS-2C91315779128976EX200-1RX2000-21-13660140-0EX200HR320G-5MA125-20001836309420428704342570144256163EX200LC-2EX200LC-3LX70-3LX80-2LX80-2CLX80-5EX100-2EX100-3EX100-3CEX100MEX100M-2EX100M-31137700700HR1200S-5HR900SHR900S-5LX70-7SR-P12003048033

Applications and Fitment Summary

  • Hitachi · 344G
  • Hitachi · 444G
  • Hitachi · EX200-2
  • Hitachi · EX200-3
  • Hitachi · EX200-3C
  • Hitachi · EX200-3E
  • Hitachi · EX200K-2
  • Hitachi · EX200K-3
  • Hitachi · HR320
  • Hitachi · HR420
  • Hitachi · LX70-2
  • Hitachi · LX70-2 JPN
  • Hitachi · LX70SSS-2C
  • Hitachi · LX80-2
  • Hitachi · LX80-2C
  • Hitachi · RX2000-2
  • Hitachi · Hitachi Excavator EX200-2 EX200-3
  • Hitachi · s: Fit For Hitachi Excavator: 344G, 444G, EX200-2, EX200-3, EX200-3C, EX200-3E, EX200K-2, EX200K-3, HR320, HR420, RX2000-2 Fit For Hitachi Loader:LX70-2, LX70-2 JPN, LX70SSS-2C, LX80-2, LX80-2C
  • Part Number
  • Hitachi Excavator EX200-2 EX200-3 Isuzu Engine 6BD1 Engine Fan Blade Cooling 1-13660140-0
  • Hitachi · s: Hitachi Excavators: EX200-3, HR320, HR420, RX2000-2
  • Hitachi · s: for Hitachi Excavator: EX200-2, EX200-3, EX200-3E, EX200K-2, EX200K-3, HR320, HR420, RX2000-2
  • Hitachi HR320 HR420 RX2000-2 Engine 6BD1 Muffler Silencer 4256163
  • Engine: 6BD1 Model: HR320 HR420 RX2000-2

Frequently Asked Questions

What parts replace OEM number HR420?

This page lists 13 replacement listings indexed under HR420. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for HR420?

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 HR420 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

Send machine details before ordering high-risk parts.