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Komatsu Wear Parts and Cutting Edges

Komatsu Wear Parts and Cutting Edges

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KOM 417815A120-Equipment Blades-Equipment Blades Inc
KOM 417815A120

Part #:

KOM 417815A120 END  Suggested Models WA100-1, WA120-1, WA120-3, WA150-1 Quantity needed 2 KOMATSU style end bolt on cutting edge. Through hardened ...
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 417815A110

Part #: KOM 417815A110

KOM 417815A110

Part #: KOM 417815A110

Contact Us For Possible Free Shipping BUCKET EDGE-WA150-CTR-1 Bolt Diameter": 0.75 Thickness": 0.75 Width": 10 Length": 59.125
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4178153210

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE Bolt Diameter": 0.875 Thickness": 1 Width": 10 Length": 57.992
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4178151220

Part #: KOM 4178151220

KOM 4178151220

Part #: KOM 4178151220

End piece recommended for following models: Dressta/Dresser/International/Hough 518, KOM WA180-1, KOM WA180-3, KOM WA200-1, KOM WA200-5 Specificat...
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4178061220

Part #:

Contact Us For Possible Free Shipping WELD ON WEAR PLATE Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 41770A1150

Part #:

Contact Us For Possible Free Shipping BASE EDGE - SEE NOTES Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4177032120

Part #:

Contact Us For Possible Free Shipping BASE EDGE WA200 Bolt Diameter": 1 Thickness": 1 Width": 8.75 Length": 100.33
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4177022220

Part #:

Contact Us For Possible Free Shipping Weld On Corner Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4177012351

Part #:

Contact Us For Possible Free Shipping BUCKET CORNER RH WA180-1 Bolt Diameter": 1.063 Thickness": 0.75 Width": 6.625 Length": 7
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4177012341

Part #:

Contact Us For Possible Free Shipping BUCKET CORNER LH WA180-1 Bolt Diameter": 1.063 Thickness": 0.75 Width": 6.625 Length": 7
KOM 4177012151-Equipment Blades-Equipment Blades Inc
KOM 4177012151

Part #:

KOM 4177012151 CORNER 1 HOLE RH Suggested Models WA100-1, WA120-1, WA120-3, WA150-1 Quantity needed 1 KOMATSU style corner 1 hole RH bolt on cuttin...
KOM 4177012141-Equipment Blades-Equipment Blades Inc
KOM 4177012141

Part #:

KOM 4177012141 CORNER 1 HOLE LH Suggested Models WA100-1, WA120-1, WA120-3, WA150-1 Quantity needed 1 KOMATSU style corner 1 hole LH bolt on cuttin...
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4177012121

Part #:

Contact Us For Possible Free Shipping BASE EDGE-WA150-7/8 Bolt Diameter": 0.875 Thickness": 0.875 Width": 8 Length": 94.02
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4168291120

Part #:

Contact Us For Possible Free Shipping Weld On Base Edge Bolt Diameter": 0 Thickness": 0.875 Width": 8 Length": 96
KOM 4168151320-Equipment Blades-Equipment Blades Inc
KOM 4168151320

Part #: 4168151320

KOM 4168151320

Part #: 4168151320

KOM 4168151320  Suggested Models WA100-1, WA120-1, WA120-3, WA150-1 Quantity needed 2 KOMATSU style optional end bolt on cutting edge. Through hard...
KOM 4168151310-Equipment Blades-Equipment Blades Inc
KOM 4168151310

Part #: 4168151310

KOM 4168151310

Part #: 4168151310

KOM 4168151310  Suggested Models WA100-1, WA120-1, WA120-3, WA150-1 Quantity needed 1 KOMATSU style optional center bolt on cutting edge. Through h...
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4168151220

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE END Bolt Diameter": 0.75 Thickness": 0.866 Width": 9.055 Length": 20.354
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4168151210

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.75 Thickness": 0.866 Width": 9.055 Length": 51.063
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4168151120

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE WA100-1 END Bolt Diameter": 0.75 Thickness": 0.75 Width": 10 Length": 17.106
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4168151110

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE WA100-1 CTR Bolt Diameter": 0.75 Thickness": 0.75 Width": 10 Length": 57.52
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4168061230

Part #:

Contact Us For Possible Free Shipping WELD ON WEAR PLATE Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 41670A1120

Part #:

Contact Us For Possible Free Shipping BASE EDGE - SEE NOTES Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4167022220

Part #:

Contact Us For Possible Free Shipping BUCKET CORNER Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4167022120

Part #:

Contact Us For Possible Free Shipping Weld On Corner Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4167012121

Part #:

Contact Us For Possible Free Shipping BASE EDGE WA100 Bolt Diameter": 0.813 Thickness": 0.875 Width": 7.992 Length": 91.929
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4158231321

Part #:

Contact Us For Possible Free Shipping Bolt On Edge Bolt Diameter": 0.5 Thickness": 0.625 Width": 6.313 Length": 18
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4158231311

Part #:

Contact Us For Possible Free Shipping Bolt On Edge Bolt Diameter": 0.5 Thickness": 0.625 Width": 6.313 Length": 41.781
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4158151120

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.625 Thickness": 0.75 Width": 8 Length": 18.125
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4158151110

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.625 Thickness": 0.75 Width": 8 Length": 41.496
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 4157012121

Part #:

Contact Us For Possible Free Shipping Weld On Base Edge Bolt Diameter": 0 Thickness": 0 Width": 0 Length": 0
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37C7012C10

Part #:

Contact Us For Possible Free Shipping SKID STEER BASE EDGE Bolt Diameter": 0.512 Thickness": 0.625 Width": 6 Length": 79.921
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37C7012A11

Part #:

Contact Us For Possible Free Shipping SKID STEER BASE EDGE Bolt Diameter": 0.512 Thickness": 0.625 Width": 6 Length": 74.016
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37C7012320B

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE 1 ROW/PB/HT Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 80.421
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37C7012310B

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE 1 ROW/PB/HT Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 74.516
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37B7012A11

Part #:

Contact Us For Possible Free Shipping SKID STEER BASE EDGE Bolt Diameter": 0.512 Thickness": 0.625 Width": 6 Length": 68.11
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37B7012320

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 70.866
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37B7012310B

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE 1 ROW/PB/HT Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 68.11
KOM 4187012121-Equipment Blades-Equipment Blades Inc
KOM 37B7012310

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 68.11
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 37A7012A11

Part #:

Contact Us For Possible Free Shipping SKID STEER BASE EDGE Bolt Diameter": 0.512 Thickness": 0.625 Width": 6 Length": 61.024
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 37A7012320

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 57.48
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 37A7012310B

Part #:

Contact Us For Possible Free Shipping SKID STEER EDGE 1ROW Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 61.524
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 37A7012310

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE Bolt Diameter": 0.5 Thickness": 0.75 Width": 8 Length": 61.024
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 36B70M7900

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE 5/8" WB140/150 Bolt Diameter": 0.625 Thickness": 0.625 Width": 6.5 Length": 31.38
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 36B70M7600

Part #:

Contact Us For Possible Free Shipping BUCKET EDGE 5/8" WB140/150 Bolt Diameter": 0.625 Thickness": 0.625 Width": 6.5 Length": 30
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 36B70M2220

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE WB140 LOADER Bolt Diameter": 0.625 Thickness": 0.625 Width": 6 Length": 96.63
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 36B70M2210F

Part #:

Contact Us For Possible Free Shipping WB140/150 BACKHOE 3/4T Bolt Diameter": 0.625 Thickness": 0.75 Width": 6 Length": 92.752
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 36B70M2210

Part #:

Contact Us For Possible Free Shipping BOLT ON EDGE WB140/150 Bolt Diameter": 0.625 Thickness": 0.625 Width": 6 Length": 92.752
KOM 36B70M1113-Equipment Blades-Equipment Blades Inc
KOM 36B70M1113

Part #:

Contact Us For Possible Free Shipping BASE EDGE WB140 LOADER/BA Bolt Diameter": 0.688 Thickness": 0.75 Width": 6 Length": 96.693

Komatsu equipment is built to handle some of the most punishing ground conditions in construction, mining, and grading. WA-series wheel loaders (WA320 through WA600), D-series crawler dozers (D21 through D475), and WB-series backhoe loaders (WB140, WB150) all depend on high-quality cutting edges and wear components to maintain productivity and protect the structural steel underneath.

What Are Komatsu Cutting Edges and Wear Parts

A Komatsu cutting edge is the primary wear surface that contacts soil, gravel, asphalt, or rock. It absorbs abrasion and impact while preserving the base edge attachment on the bucket or blade. Supporting wear parts include end bits, corner guards, adapters, and protective side plates, each shielding a high-impact zone during digging, pushing, and grading on WA-series loaders, D-series dozers, and WB-series backhoes.

Why Replace Komatsu 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.
  • Keep cuts clean. 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.
  • Enable faster field swaps. Bolt-on cutting edges simplify maintenance and keep Komatsu machines productive with minimal downtime.
  • Extend total service life. Rotating or flipping reversible edges distributes wear evenly across both sides of the blade.

Why Choose Equipment Blades for Komatsu Parts

  • OEM-compatible fitment. Cutting edges built to match Komatsu WA-series loaders, D-series dozers, and WB-series backhoes.
  • Abrasion-resistant steel. Options built for extended wear life in tough applications.
  • Broad model coverage. Inventory spanning multiple Komatsu machine models and configurations, from WA320 loaders to D475 dozers.
  • Custom fabrication. Domestic manufacturing with custom hole spacing and thickness when needed.
  • Real fitment help. Our team confirms the correct part for your specific Komatsu machine before it ships.

Common FAQs About Komatsu Cutting Edges and Wear Parts

How do I confirm a cutting edge fits my Komatsu loader or dozer

Measure your existing blade's length, hole spacing, thickness, and bevel style, and cross-reference your Komatsu model number. Matching those details against the part spec confirms fitment across the WA and D-series lines.

What is the difference between single bevel and double bevel edges

Single bevel edges cut in one direction. Double bevel, or reversible, blades can be flipped once the first side wears down, extending total service life.

When should I flip a reversible blade

Flip the blade once wear reaches roughly half the usable edge thickness. This maximizes total life and prevents structural exposure on the moldboard or bucket lip.

What bolt grade should I use to mount a cutting edge

Use high-strength hardware, Grade 8 or equivalent plow bolts, for secure mounting under the heavy load and vibration Komatsu dozer and loader work generates.

Do you carry parts for older Komatsu models

Yes. Send us your machine model and serial number and we will confirm availability for legacy and current production equipment, including WB-series backhoe loaders and D-series dozers.

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.