Part number lookup

WB91R-2 Replacement Parts

Cross-reference and compare 15 replacement listings for OEM / aftermarket part number WB91R-2. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

15 Matching Products

Connecting Rod YM123900-23000 for Komatsu Backhoe WB140-2 WB150-2 WB91R-2 Engine 4TNE106D 4D106D4tne106d-ammConnecting Rod YM123900-23000 for Komatsu Backhoe WB140-2 WB150-2 WB91R-2 Engine 4TNE106D 4D106D$856.33Air Filter 20301K1290 for Komatsu Engine S4D120E S4D106 S4D105-5KomatsuAir Filter 20301K1290 for Komatsu Engine S4D120E S4D106 S4D105-5$45.00Bare Cylinder Head YM723907-11100 for Komatsu Engine S4D106 Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2YanmarBare Cylinder Head YM723907-11100 for Komatsu Engine S4D106 Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2$2,805.64Bearing CA0025829 for Komatsu Loader WB140 WB140PS WB142 WB146 WB146PS WB150KomatsuBearing CA0025829 for Komatsu Loader WB140 WB140PS WB142 WB146 WB146PS WB150$47.00Connector Solenoid Valve CA0146635 for Komatsu Backhoe Loader WB140-2N WB150-2N WB91R-2 WB93R-2KomatsuConnector Solenoid Valve CA0146635 for Komatsu Backhoe Loader WB140-2N WB150-2N WB91R-2 WB93R-2$77.00Connector Solenoid Valve CA0146635 for Komatsu Backhoe Loader WB140-2N WB150-2N WB91R-2 WB93R-2KomatsuConnector Solenoid Valve CA0146635 for Komatsu Backhoe Loader WB140-2N WB150-2N WB91R-2 WB93R-2$141.11Cylinder Head Gasket for Yanmar 4TNV106 4TNV106T Komatsu 4D106 EngineKomatsuCylinder Head Gasket for Yanmar 4TNV106 4TNV106T Komatsu 4D106 Engine$47.00Ignition Switch 885081070 for Komatsu WB70A-1 WB91R-2 WB93R-2 WB97S-2 WB150-2 WB140-2NKomatsuIgnition Switch 885081070 for Komatsu WB70A-1 WB91R-2 WB93R-2 WB97S-2 WB150-2 WB140-2N$69.73King Pin CA0128880 for Komatsu Backhoe Loader WB140-2 WB93R-2 WB150PS-2 WB146-5KomatsuKing Pin CA0128880 for Komatsu Backhoe Loader WB140-2 WB93R-2 WB150PS-2 WB146-5$45.00Oil Cooler 875001158 for Komatsu Bockhoeloader WB97S-2 WA140-2 WB91R-2 WB93R-2 WB150-2 WB140-2KomatsuOil Cooler 875001158 for Komatsu Bockhoeloader WB97S-2 WA140-2 WB91R-2 WB93R-2 WB150-2 WB140-2$1,034.92Oil Pump YM123900-32000 For Komatsu WB98A-2 WB97S-2 WB97R-2 WB93R-2 WB91R-2 WB150PS-2 WB150-2 WB140PS-2 WB140-2 WA90-3 WA95-3KomatsuOil Pump YM123900-32000 For Komatsu WB98A-2 WB97S-2 WB97R-2 WB93R-2 WB91R-2 WB150PS-2 WB150-2 WB140PS-2 WB140-2 WA90-3 WA95-3$209.26Solenoid Valve CA0134012 for Komatsu Loader WB140-2 WB150-2 WB91R-2 WB93R-2KomatsuSolenoid Valve CA0134012 for Komatsu Loader WB140-2 WB150-2 WB91R-2 WB93R-2$140.00Torque Converter CA0130251 for Komatsu Loader WB140-2 WB140-2N WB97R-2 WB97S-2 WB150-2 WB150PS-2KomatsuTorque Converter CA0130251 for Komatsu Loader WB140-2 WB140-2N WB97R-2 WB97S-2 WB150-2 WB150PS-2$2,225.00Transmission Oil Filter CA0040952 for Komatsu Engine 4D106-1 S4D106-2 WB97S-5 WB93S-5 WB91R-2 WB140-2 WB150-2 WB146-5KomatsuTransmission Oil Filter CA0040952 for Komatsu Engine 4D106-1 S4D106-2 WB97S-5 WB93S-5 WB91R-2 WB140-2 WB150-2 WB146-5$46.00Transmission Oil Filter CA0040952 for Komatsu Engine 4D106-1 S4D106-2 WB97S-5 WB93S-5 WB91R-2 WB140-2 WB150-2 WB146-5KomatsuTransmission Oil Filter CA0040952 for Komatsu Engine 4D106-1 S4D106-2 WB97S-5 WB93S-5 WB91R-2 WB140-2 WB150-2 WB146-5$46.00

Part Numbers and Cross References

YM123900-23000WB140-2WB150-2WB91R-24TNE106D4D106D4TNE106D-AMM4TNE106D-G14TNE106D-G1A4TNE106D-GE4TNE106D-SA203011K129020301K124120301K129020301L1290226021112023001K12413153188R1WB97R-2WB93R-2WB150PS-2YM723907-11100S4D106PC110R-1PC95R-2PW110R-1PW95R-2WB140-2NWB140PS-2NWB150-2NWB150AWS-2NWB150PS-2NWB97S-5WB93S-5WB97R-5E0WB97S-5E0WB93R-5WB93R-5E0WB91R-5WB91R-5E0CA0146635123907-01350YM123907-01350WB97S-2885081070WB70A-1F10392-UpF10950-Up91F20145-Up91F20127-Up91F20070-Up91F20001-Up91F20250-Up93F25184-UpWB97R-5WB140PS-2875001158WA140-2YM123900-32000YM12390032001134012CA0134012CA0130251WB150AWS-2WB150WSC-2CA0040952CA0045177S4D102LE-2S4D106-2SFA

Applications and Fitment Summary

  • 4TNE106D-AMM · 4TNE106D-G1A · 4TNE106D-GE
  • 4TNE106D-SA
  • Part Number
  • Yanmar · Yanmar Gasket Piston Set Engine Repair Item Included: - 1set Full gasekt kit - 4pcs Liner Cylinder/Sleeve - 4pcs Piston,STD size - 4pcs Piston Pin - 4set Ring set for 4pistons.STD size - 8pcs Pin Clips - 8pcs Valves - 4pcs Intake Valves + 4pcs Exhaust Valves - 8pcs Valve Guides - 8pcs Valves Seats ( 4pcs Intake Valves Seats+ 4pcs Exhaust Valves Seats) - 1set Crankshaft bearing STD size - 1set Connect Rod Bearing STD size - 1set Crankshaft Thrust washer
  • Komatsu · s: Komatsu Backhoe Loader: WB97S-2, WB140-2, WB140-2N, WB97S-5, WB93S-5, WB97R-5E0, WB97S-5E0, WB91R-2, WB93R-2, WB93R-5, WB93R-5E0, WB91R-5, WB91R-5E0, WB97R-2, WB97R-5, WB93S-5E0, WB150PS-2, WB140PS-2, WB150AWS-2, WB150-2, WB150WSC-2, WB150-2N, WB156PS-5, WB156-5, WB150PS-2N, WB140PS-2N, WB150AWS-2N, WB142-5, WB146-5, WB146PS-5, WB97R-5E0, WB140, WB140PS, WB142, WB146, WB146PS, WB150, WB150AWS, WB150PS, WB150WSC, WB156, WB156PS, WB91R, WB93R, WB93S, WB97R, WB97S
  • Komatsu · s: Komatsu Backhoe Loader: WB140-2N, WB150-2N, WB91R-2, WB93R-2
  • Komatsu · Komatsu Backhoe Loaders WB140 WB150 WB91R WB93R
  • Komatsu Backhoeloader: WB70A-1 S/N F10392-Up WB70A-1 S/N F10950-Up WB91R-2 S/N 91F20145-Up WB91R-2 S/N 91F20127-Up WB91R-2 S/N 91F20070-Up WB91R-2 S/N 91F20001-Up WB91R-2 S/N 91F20250-Up WB93R-2 S/N 93F25184-Up WB93R-2 S/N 93F23453-Up WB93R-2 S/N 93F20001-Up WB93R-2 S/N 93F21638-Up WB93R-2 S/N 93F23075-Up WB97S-2 S/N 97SF10001-Up WB97S-2 S/N 97SF11205-Up WB97S-2 S/N 97SF10281-Up WB97S-2 S/N 97SF10431-Up WB98A-2 S/N WB98F20365-Up WB97R-2 S/N 97F20172-Up WB97R-2 S/N 97F20743-Up WB97R-2 S/N 97F20887-Up WB97R-2 S/N 97F21409-Up WB97R-2 S/N 97F20001-Up WB150PS-2 S/N 150F50001-Up WB140PS-2 S/N 140F50001-Up WB150AWS-2 S/N 150F80001-Up WB150PS-2 S/N 150F50020-Up WB150-2 S/N 150F10001-Up WB150-2 S/N 150F10303-Up WB150-2 S/N 150F10293-Up WB140-2 S/N 140F10001-Up WB140-2N S/N A20001-A20636 WB140-2 S/N 140F11531-Up WB140-2 S/N 140F11451-Up WB140PS-2 S/N 140F50092-Up WB140PS-2 S/N 140F50098-Up WB150PS-2 S/N 150F50032-Up WB150WSC-2 S/N 150EF80001-Up WB150-2N S/N A60029-UP WB150PS-2N S/N A70010-UP WB140PS-2N S/N A40001-A40033 WB150PS-2N S/N A70001-A70009 WB150AWS-2N S/N A90001 WB150AWS-2N S/N A90002-UP WB150-2N S/N A60001-A60028 WB140-2N S/N A20637-UP WB140PS-2N S/N A40034-UP
  • Komatsu WB98A-2 WB97S-2 WB97R-2 WB93R-2 WB91R-2 WB150PS-2 WB150-2 WB140PS-2 WB140-2 WA90-3 WA95-3 Oil Pump YM123900-32000
  • Komatsu · s: Fit for Komatsu Loader: WB97S-2, WB140-2, WB140-2N, WB91R-2, WB93R-2, WB97R-2, WB150PS-2, WB140PS-2, WB150AWS-2, WB150-2, WB150WSC-2, WB150-2N, WB150PS-2N, WB140PS-2N, WB150AWS-2N
  • Komatsu · s: Fit for Komatsu Backhoe Loader: WB97S-5, WB93S-5, WB97S-2, WB97R-5E0, WB97S-5E0, WB93R-2, WB91R-2, WB93R-5, WB93R-5E0, WB91R-5, WB91R-5E0, WB97R-2, WB97R-5, WB93S-5E0, WB150-2N, WB156PS-5, WB156-5, WB150PS-2N, WB150AWS-2N, WB142-5, WB146-5, WB146PS-5, WB140-2N, WB140PS-2N, WB93R-8, WB140-2, WB150PS-2, WB140PS-2, WB150AWS-2, WB150-2, WB150WSC-2

Frequently Asked Questions

What parts replace OEM number WB91R-2?

This page lists 15 replacement listings indexed under WB91R-2. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for WB91R-2?

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 WB91R-2 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.