Part number lookup

Y129100-52101-Z Replacement Parts

Cross-reference and compare 11 replacement listings for OEM / aftermarket part number Y129100-52101-Z. Use the product cards below to review price, availability, and fitment before ordering.

11 Matching Products

2 pcs Bushing 20T-70-71880 for Komatsu Hydraulic Excavator PC40-7 PC40MR-1 PC40MRX-1-E PC40MRX-1-N PC40R-8 PC45-1Komatsu2 pcs Bushing 20T-70-71880 for Komatsu Hydraulic Excavator PC40-7 PC40MR-1 PC40MRX-1-E PC40MRX-1-N PC40R-8 PC45-1$282.92Main Pump 705-41-01620 For Komatsu Excavator PC50UD-2 PC50UG-2 PC50UUM-2KomatsuMain Pump 705-41-01620 For Komatsu Excavator PC50UD-2 PC50UG-2 PC50UUM-2$536.37Bucket Cylinder Seal Kit 707-98-24210 For Komatsu Excavator PC40-7 PC40T-7 PC40R-7KomatsuBucket Cylinder Seal Kit 707-98-24210 For Komatsu Excavator PC40-7 PC40T-7 PC40R-7$126.44Bucket Cylinder Seal Kit 707-98-25110 for Komatsu Excavator PC40-7 PC45-1KomatsuBucket Cylinder Seal Kit 707-98-25110 for Komatsu Excavator PC40-7 PC45-1$75.48Coupling Assy 20T-01-77200 for Komatsu Excavator PC40-7 PC38UUM-2 PC38UU-2 PC25-1 PC25R-1 PC40T-7 PC40R-7 PC40-7 PC50UU-2KomatsuCoupling Assy 20T-01-77200 for Komatsu Excavator PC40-7 PC38UUM-2 PC38UU-2 PC25-1 PC25R-1 PC40T-7 PC40R-7 PC40-7 PC50UU-2$403.25Fuel Feed Pump for Komatsu Excavator PC45-1 PC40-7 PC40R-8 PC45R-8 Drill Machine BC70 Backhoe RAM700-3 Skid Steer SK510 SK815 SK820 SK820-5KomatsuFuel Feed Pump for Komatsu Excavator PC45-1 PC40-7 PC40R-8 PC45R-8 Drill Machine BC70 Backhoe RAM700-3 Skid Steer SK510 SK815 SK820 SK820-5$87.67Gasket Set+Piston+Ring+Bearings+Washer for Yanmar 4TN84L 4D84-2 Komatsu PC40-7YanmarGasket Set+Piston+Ring+Bearings+Washer for Yanmar 4TN84L 4D84-2 Komatsu PC40-7$515.00Hydraulic Pump Coupling Element 20T-01-31110 For Komatsu Excavator PC40-1 PC40MR-1 PC45-1 PC50MR-2 PC58SF-1Bm020c-1,Hydraulic Pump Coupling Element 20T-01-31110 For Komatsu Excavator PC40-1 PC40MR-1 PC45-1 PC50MR-2 PC58SF-1$139.88Muffler Silencer YM129436-13500 For Komatsu Excavator PC40-7 PC40T-7 PC40R-7 BM020C-1 Engine 4D84KomatsuMuffler Silencer YM129436-13500 For Komatsu Excavator PC40-7 PC40T-7 PC40R-7 BM020C-1 Engine 4D84$292.04Top Roller Carrier Roller Upper Roller for Komatsu PC60 PC70 PC75 PC78US ExcavatorKomatsuTop Roller Carrier Roller Upper Roller for Komatsu PC60 PC70 PC75 PC78US Excavator$192.99Travel Gearbox With Motor PHD-350N-41-1264A for Komatsu Excavator PC40-7KomatsuTravel Gearbox With Motor PHD-350N-41-1264A for Komatsu Excavator PC40-7$1,974.99

Part Numbers and Cross References

20T-70-7188020T-70-7188120T-70-7188220T-70-71883PC40-7PC40MR-1PC40MRX-1-EPC40MRX-1-NPC40R-8PC45-1PC45MRX-1-EPC45MRX-1-N705-41-01620707-98-2421018001-UPPC40T-718001-UPPC40R-718001-UP707-98-2511020T-01-77200PC38UUM-2PC38UU-2PC25-1PC25R-1PC40T-7PC40R-7PC50UU-2BM020C-11001-UPY129100-52101-Z129100-52101PC45R-8RAM700-3SK815SK820SK820-5EAHP0128020T-01-31110PC40-1PC50MR-2PC58SF-1CD30R-1PC40-6PC40-5PC40-2YM129436-135004D84-2A4D84E-3C20T-30-73111PC30-7PC30R-7PHD-350N-41-1264A

Applications and Fitment Summary

  • Part Number
  • Komatsu Hydraulic
  • Komatsu · Komatsu PC40-7 PC35R-8 PC45R-8 PC45-1 PC40R-8 PC30R-8
  • Komatsu · s: For Komatsu Hydraulic Excavator: PC40-7, PC40MR-1, PC40MRX-1-E, PC40MRX-1-N, PC40R-8, PC45-1, PC45MRX-1-E, PC45MRX-1-N, PC45R-8, PC40AVR Quantity：2 See Details: Compatible models Komatsu: PC50UU-2 S/N 8001-UP EXCAVATORS PC50UG-2 S/N 8001-UP PC45R-8 S/N 5001-UP EXCAVATORS PC45MRX-1 S/N 1001-UP (For North America) EXCAVATORS PC45MRX-1 S/N 1001-UP (For EU) EXCAVATORS PC45MR-1 S/N 1001-UP EXCAVATORS PC45-1 S/N 1001-UP EXCAVATORS PC40T-7 S/N 18001-UP EXCAVATORS PC40R-8 S/N 30001-UP EXCAVATORS PC40R-7 S/N 18001-UP EXCAVATORS PC40MRX-1 S/N 1001-UP (For North America) EXCAVATORS PC40MRX-1 S/N 1001-UP (For EU) EXCAVATORS PC40MR-1 S/N 1001-UP EXCAVATORS PC40-7 S/N 18001-UP EXCAVATORS PC35R-8 S/N 35001-UP EXCAVATORS PC30R-8 S/N 10001-UP EXCAVATORS
  • Komatsu Excavator PC50UD-2 PC50UG-2 PC50UUM-2 Main Pump 705-41-01620
  • Komatsu · s: For Komatsu PC40-7 Fits A10VD43 Main Pump Spline 10 Teeth 2 Mounting holes 2 Oil Holes
  • Komatsu · KOMATSU
  • Komatsu Excavator PC40-7 PC40T-7 PC40R-7 Bucket Cylinder Seal Kit 707-98-24210
  • Bucket Cylinder:20T-63-02211 Bore:75mm Rod:45mm Code:P-U-14 Details: PC40-7 S/N 18001-UPPC40T-7 S/N 18001-UPPC40R-7 S/N 18001-UP Note: Please contact us to confirm the hydraulic seal kit you need before buying, thank you!
  • Komatsu · Komatsu Excavator PC40-7 PC45-1 Picture for reference only
  • Komatsu · s: Fit For Komatsu Mobile Crusher and Recycler:BM020C-1 Fit For Komatsu Excavator:PC40-7, PC38UUM-2, PC38UU-2, PC25-1, PC25R-1, PC40T-7, PC40R-7, PC40-7, PC50UU-2
  • Yanmar · 4TN84L 4D84-2 Yanmar Engine Komatsu PC40-7 PC45-1
  • BM020C-1, CD30R-1, PC40-7, PC40-6, PC40-5, PC40-2, PC38UU-3, PC40-3, PC40-1, PC38UUM-2, PC35R-8, PC38UU-2, PC38UU-1, PC35MRX-1A, PC35MR-1, PC30-7, PC30-6, PC30-5, PC30-3, PC30-1, PC25-1, PC25R-1, 3D95S-W-1E, 3D95S-W-1D, GC50-1, PC50MR-2, PC50MR-2-AC, PC45MRX-1, PC45R-8, PC40R-8, PC40T-7, PC45-1, PC45MR-1, PC40R-7, PC40MR-2, PC40MRX-1, PC40MR-2-AC, PC40MR-1, PC58UU-3, PC50UUM-2, PC58SF-1, PC50UG-2, PC50UU-2, PC50UD-2, 3D95S-W-1C, PC30R-8, PC30R-7, PC20-3, PW30T-1, PW30-1, WA40-3-CN, WA40-3, WA40-3-CB, WA30-5, WA30-5-X, WA30-5-CN, WA30-5-CB, WA20-2, WA50-3, WA50-3-X, WA50-3-CN, WA50-3-CB, WA40-3-X, SK820-5, SK818-5, SK815-5E0, PC35MR-2, WA50-6, SK815-5, SK815-5 TURBO, SK714-5, PC57-7, SK820-5E0 See Details: PC40-1 S/N 3501-UP EXCAVATORS PC40-2 S/N 4501-UP EXCAVATORS PC40-3 S/N 6001-UP EXCAVATORS PC40-5 S/N 8501-UP EXCAVATORS PC40-6 S/N 10001-UP EXCAVATORS PC40-7 S/N 18001-UP EXCAVATORS PC40MR-1 S/N 1001-UP EXCAVATORS PC40MRX-1 S/N 1001-UP (For EU) EXCAVATORS PC40MR-2 S/N 8001-UP EXCAVATORS PC40MR-2 S/N 8001-UP (For Australia) EXCAVATORS PC40MR-2-AC S/N 8001-UP EXCAVATORS PC40MR-2 S/N 8001-UP (For North America) EXCAVATORS PC40MR-2 S/N 8001-UP (Oversea Spec.) EXCAVATORS PC40MRX-1 S/N 1001-UP (For North America) EXCAVATORS PC40R-7 S/N 18001-UP EXCAVATORS PC40R-8 S/N 30001-UP EXCAVATORS PC40T-7 S/N 18001-UP EXCAVATORS PC45-1 S/N 1001-UP EXCAVATORS PC45MR-1 S/N 1001-UP EXCAVATORS PC45MRX-1 S/N 1001-UP (For EU) EXCAVATORS PC45MRX-1 S/N 1001-UP (For North America) EXCAVATORS PC45R-8 S/N 5001-UP EXCAVATORS PC50MR-2 S/N 5001-UP (For North America) EXCAVATORS PC50MR-2 S/N 5001-UP EXCAVATORS PC50MR-2 S/N 5001-UP (For Australia) EXCAVATORS PC50MR-2-AC S/N 5001-UP EXCAVATORS PC50MR-2 S/N 5001-UP (For EU) EXCAVATORS PC50MR-2 S/N 5001-UP (Oversea Spec.) EXCAVATORS PC50MR-2 S/N 5001-UP (For High Altitude) EXCAVATORS PC50UD-2 S/N 8001-UP EXCAVATORS PC50UG-2 S/N 8001-UP PC50UU-2 S/N 10835-UP (For EU) EXCAVATORS PC50UU-2 S/N 8001-UP EXCAVATORS PC50UUM-2 S/N 1001-UP EXCAVATORS PC58SF-1 S/N 1001-UP EXCAVATORS PC58UU-3 S/N 20001-UP (For North America) EXCAVATORS PC58UU-3 S/N 20001-UP EXCAVATORS
  • Komatsu Excavator PC40-7 PC40T-7 PC40R-7 BM020C-1 Engine 4D84 Muffler Silencer YM129436-13500
  • Model: PC40-7 PC40T-7 PC40R-7 BM020C-1 Engine: 4D84 Details: 4D84-2A S/N 00000-UP PC40-7 S/N 18001-UP 4D84E-3C S/N 00000-UP BM020C-1 S/N 1001-UP, PC40-7 S/N 18001-UP 4D84-2A S/N 00000-UP PC40T-7 S/N 18001-UP, PC40-7 S/N 18001-UP, PC40R-7 S/N 18001-UP 4D84E-3C S/N 00000-UP PC40T-7 S/N 18001-UP, PC40-7 S/N 18001-UP, BM020C-1 S/N 1001-UP, PC40R-7 S/N 18001-UP
  • Komatsu Excavator: PC60, PC70, PC75UD, PC75US, PC75UU, PC78US Details: PC60-7 S\/N 45001-UP (With Front Blade Spec.) EXCAVATORSPC60-7-B S\/N 45001-UP EXCAVATORSPC60-7E-B S\/N 45001-UP EXCAVATORSPC60-7 S\/N 45001-UP (For China) EXCAVATORSPC60-7S-B S\/N 45001-UP EXCAVATORSPC60-7 S\/N 45001-UP EXCAVATORSPC60-7E S\/N 45001-UP EXCAVATORSPC60-7S S\/N 45001-UP EXCAVATORSPC70-7-B S\/N 45001-UP EXCAVATORSPC70-7E-B S\/N 45001-UP EXCAVATORSPC70-7E S\/N 45001-UP EXCAVATORSPC70-7 S\/N 45001-UP EXCAVATORSPC75UD-2E S\/N 5001-UP EXCAVATORSPC75UD-2 S\/N 5001-UP EXCAVATORSPC75UD-3 S\/N 15001-UP EXCAVATORSPC75US-3 S\/N 16307-UP EXCAVATORSPC75UU-2E S\/N 5001-UP EXCAVATORSPC75UU-2 S\/N 5001-UP EXCAVATORSPC75UU-3 S\/N 15001-UP EXCAVATORSPC78US-5 S\/N 1001-UP EXCAVATORSPC78US-5 S\/N 1001-UP (For North America) EXCAVATORS
  • Komatsu · s: Komatsu Excavator: PC25-1, PC25R-1, PC30-7, PC30R-7, PC38UU-2, PC38UUM-2, PC40-7, PC40R-7, PC45-1, PC50UD-2, PC50UG-2, PC50UU-2 Komatsu Mobile Crusher And Recycler: BR100J-1, BR100JG-1, BR100R-1, BR100RG-1, BZ120-1 Komatsu Crawler Carrier: CD60R-1B
  • Komatsu · s: Excavator:Komatsu PC60, PC70, PC75UD, PC75US, PC75UU, PC78US
  • s: For Komatsu Excavator:PC40-7

Frequently Asked Questions

What parts replace OEM number Y129100-52101-Z?

This page lists 11 replacement listings indexed under Y129100-52101-Z. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for Y129100-52101-Z?

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 Y129100-52101-Z 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.

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