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Komatsu Wear Parts and Cutting Edges

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KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA500-3TP

Part #:

Contact Us For Possible Free Shipping TOP COVER PLATE WA500-3HA B50 Bolt Diameter": 1 Thickness": 1 Width": 7 Length": 18.375
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA500-3HAR

Part #:

Contact Us For Possible Free Shipping CAST HALF ARROW END RH WA500 Bolt Diameter": 1 Thickness": 2 Width": 16.161 Length": 11.2
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA500-3HAL

Part #:

Contact Us For Possible Free Shipping CAST HALF ARROW END LH WA500 Bolt Diameter": 1 Thickness": 2 Width": 16.161 Length": 11.2
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA500-3HA

Part #:

Contact Us For Possible Free Shipping CAST HALF ARROW EDGE WA500 Bolt Diameter": 1 Thickness": 2 Width": 11 Length": 36.99
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA470HAT

Part #:

Contact Us For Possible Free Shipping FAB TOP COVER PLATE WA470 Bolt Diameter": 0.938 Thickness": 0.75 Width": 6 Length": 15.213
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA470HART

Part #:

Contact Us For Possible Free Shipping FAB TOP COVER PLATE WA470 Bolt Diameter": 0.938 Thickness": 0.75 Width": 6 Length": 13.435
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA470HAR

Part #:

Contact Us For Possible Free Shipping CAST HALF ARROW EDGE WA450/470 Bolt Diameter": 0.875 Thickness": 1.5 Width": 10.25 Length": 16.135
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA470HALT

Part #:

Contact Us For Possible Free Shipping FAB TOP COVER PLATE WA470 Bolt Diameter": 0.938 Thickness": 0.75 Width": 6 Length": 13.435
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA470HAL

Part #:

Contact Us For Possible Free Shipping CAST HALF ARROW EDGE WA450/470 Bolt Diameter": 0.875 Thickness": 1.5 Width": 10.25 Length": 16.135
KOM WA470HA-Equipment Blades-Equipment Blades Inc
KOM WA470HA

Part #:

KOM WA470HA CENTER CAST Suggested Models W24 Quantity needed 3 KOM style center cast bolt on cutting edge. Through hardened against breakage. This ...
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA320HACTR

Part #:

Contact Us For Possible Free Shipping HALF ARROW BOLT ON CENTER Bolt Diameter": 1 Thickness": 1.125 Width": 10 Length": 60.719
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA250HAENDR

Part #:

Contact Us For Possible Free Shipping HALF ARROW BOLT ON END RH Bolt Diameter": 1 Thickness": 1.563 Width": 10 Length": 23.219
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA250HAENDL

Part #:

Contact Us For Possible Free Shipping HALF ARROW BOLT ON END LH Bolt Diameter": 1 Thickness": 1.563 Width": 10 Length": 23.219
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM WA250HA-CTR

Part #:

Contact Us For Possible Free Shipping BOLT ON HALF ARROW EDGE - CTR Bolt Diameter": 1 Thickness": 1.563 Width": 10 Length": 58.75
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM M600TPR

Part #:

Contact Us For Possible Free Shipping WA600 TOP PLATE RH Bolt Diameter": 1.25 Thickness": 1.25 Width": 9.125 Length": 13
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM M600TPL

Part #:

Contact Us For Possible Free Shipping WA600 TOP PLATE LH Bolt Diameter": 1.25 Thickness": 1.25 Width": 9.125 Length": 13
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM M600TPC

Part #:

Contact Us For Possible Free Shipping WA600 TOP PLATE CTR Bolt Diameter": 1.25 Thickness": 1.25 Width": 9.125 Length": 13
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM M600HAR

Part #:

Contact Us For Possible Free Shipping WA600 HALF ARROW SEG RH Bolt Diameter": 1.25 Thickness": 2.75 Width": 17.188 Length": 13
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM M600HAL

Part #:

Contact Us For Possible Free Shipping WA600 HALF ARROW SEG LH Bolt Diameter": 1.25 Thickness": 2.75 Width": 17.188 Length": 13
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM M600HAC

Part #:

Contact Us For Possible Free Shipping WA600 HALF ARROW SEG CTR B24 Bolt Diameter": 1.25 Thickness": 2.75 Width": 17.125 Length": 13
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM D65X154SU

Part #:

Contact Us For Possible Free Shipping BLADE SUPPORT D65 Bolt Diameter": 0.813 Thickness": 1 Width": 6.75 Length": 154
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM D47651

Part #:

Contact Us For Possible Free Shipping 4218381120 MECHANICAL HA END Bolt Diameter": 1.25 Thickness": 1.5 Width": 12 Length": 7.087
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM D47650

Part #:

Contact Us For Possible Free Shipping 4218381110 MECHANICAL HA Bolt Diameter": 1.25 Thickness": 1.5 Width": 12 Length": 8.701
KOM WB140ENDSP-Equipment Blades-Equipment Blades Inc
KOM D28035BS

Part #:

Contact Us For Possible Free Shipping SUPPORT D31P 3-12F7031251+EB Bolt Diameter": 0.688 Thickness": 0.75 Width": 5.25 Length": 118
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42W7012D70

Part #:

Contact Us For Possible Free Shipping BASE EDGE Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42W7012140

Part #:

Contact Us For Possible Free Shipping WA90/WA95 BUCKET EDGE Bolt Diameter": 0.625 Thickness": 0.625 Width": 6.5 Length": 84.375
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42U7012K40

Part #:

Contact Us For Possible Free Shipping BASE EDGE Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42U7012420

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE WA75/85 Bolt Diameter": 0.625 Thickness": 0.75 Width": 8 Length": 76.772
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42T7012B70

Part #:

Contact Us For Possible Free Shipping BASE EDGE Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42T7012150

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42N8151740

Part #:

Contact Us For Possible Free Shipping 4IN1 RIGID BACKHOE END 2 ROWS Bolt Diameter": 0.625 Thickness": 0.752 Width": 10 Length": 19.291
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42N8151730

Part #:

Contact Us For Possible Free Shipping 4IN1 RIGID BACKHOE CTR 2 ROWS Bolt Diameter": 0.625 Thickness": 0.75 Width": 10 Length": 57.48
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 42N8101F50

Part #:

Contact Us For Possible Free Shipping 4IN1 RIGID BACKHOE BASE EDGE Bolt Diameter": 0.688 Thickness": 0.75 Width": 7.874 Length": 95.276
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4277013731

Part #:

Contact Us For Possible Free Shipping WA700 SHORT SHARP TOOTH Bolt Diameter": 0 Thickness": 7 Width": 6.307 Length": 13.875
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4268471110

Part #:

Contact Us For Possible Free Shipping WA500-600 STD LONG TOOTH Bolt Diameter": 0 Thickness": 5.712 Width": 5.421 Length": 11.25
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4268193130

Part #:

Contact Us For Possible Free Shipping SPADE NOSE BASE EDGE WA600-6 Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 426815A130

Part #:

Contact Us For Possible Free Shipping BUCKET END-WA600-CGS STYLE Bolt Diameter": 1.25 Thickness": 1.5 Width": 22.875 Length": 7.875
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 426815A120

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE-WA600-11/2 Bolt Diameter": 1.25 Thickness": 1.5 Width": 16 Length": 47.188
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 426815A110

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE-WA600-11/2 Bolt Diameter": 1.25 Thickness": 1.5 Width": 16 Length": 34.438
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4268063120

Part #:

Contact Us For Possible Free Shipping BASE EDGE WA600-6 BO SEGS Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4268061120

Part #:

Contact Us For Possible Free Shipping BASE EDGE BOE/TEETH WA600 Bolt Diameter": 1.25 Thickness": 2 Width": 13.875 Length": 145
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267032231

Part #:

Contact Us For Possible Free Shipping BASE EDGE WEAR PLATES WA600-6 Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267032162

Part #:

Contact Us For Possible Free Shipping WA600 WEAR PLATE Bolt Diameter": 1 Thickness": 1.5 Width": 10.63 Length": 24.528
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267012820

Part #:

Contact Us For Possible Free Shipping WELD ON WEAR PLATE WA600 Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267012460

Part #:

Contact Us For Possible Free Shipping Weld On Corner Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267012450

Part #:

Contact Us For Possible Free Shipping Weld On Corner Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267012143

Part #:

Contact Us For Possible Free Shipping WEAR PLATE-WA600-11/4 Bolt Diameter": 0.875 Thickness": 1.25 Width": 11.063 Length": 21.656
KOM 4258382120-Equipment Blades-Equipment Blades Inc
KOM 4267012122

Part #:

Contact Us For Possible Free Shipping Weld On Base Edge Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0

Komatsu Cutting Edges and Wear Parts

Komatsu equipment is built to handle some of the most punishing ground conditions in construction, mining, and grading. Loader buckets, motor grader moldboards, and dozer blades depend on high quality cutting edges and wear components to maintain productivity and protect the structural steel underneath.

What are cutting edges and wear parts

Cutting edges are the primary wear surface that contacts soil, gravel, asphalt, or rock. They absorb abrasion and impact while preserving the base edge attachment on the bucket or blade. Supporting wear parts may include end bits, corner guards, adapters, and protective side plates designed to shield the highest impact zones during digging, pushing, and grading operations.

Why replace wear parts regularly

Prevent structural damage: Running a cutting edge too thin exposes the bucket lip or moldboard to direct wear and costly structural repairs. Maintain clean cuts: Sharp, properly fitted edges reduce bounce and chatter during grading passes and improve dig penetration. Lower operating costs: Efficient blade penetration reduces machine strain, cycle times, and fuel consumption. Faster field replacement: Bolt-on cutting edges simplify maintenance and keep Komatsu machines productive with minimal downtime. Consistent finish quality: Well-maintained blades give operators better surface control on grading and finishing passes. Balanced wear: Rotating or flipping reversible edges distributes wear evenly and extends total component life.

Why choose Equipment Blades

  • OEM compatible fitment for Komatsu loaders, motor graders, and dozers
  • Abrasion resistant steel options for extended wear life in tough applications
  • Inventory coverage across multiple Komatsu machine models and configurations
  • Custom hole spacing and thickness options available when needed
  • Responsive support to confirm correct part selection for your specific machine

Common FAQs about Komatsu cutting edges and wear parts

How do I confirm compatibility? Measure your existing blade length, hole spacing, thickness, and bevel style. Cross-reference your Komatsu model number for accurate fitment.

Single bevel vs double bevel? Single bevel edges cut in one direction. Double bevel (reversible) blades can be flipped for extended service life.

When should I flip a reversible blade? Flip when wear reaches roughly half the usable edge thickness to maximize total life and prevent structural exposure.

What bolt grade should I use? Use high strength hardware — Grade 8 or equivalent plow bolts — for secure mounting under heavy load and vibration.

Do you carry parts for older Komatsu models? Yes. Contact us with your machine model and serial number and we will confirm availability for legacy and current production equipment.

Not sure which parts you need?

Our friendly service reps will be happy to assist. Please download and fill out our blade measurement form and either fax or email it back and we’ll find you the right parts.