Komatsu Dozer Blade Cutting Edges

Image	Fits Model	Description	Details	Part #	Price	Product Details
	See Details	D51EX-22, D51EX-24, D51PX-22, D51PX-24	Cutting Edge End Bit	12Y-72-11210	$85.00	View Info
	See Details	D51EX-22, D51EX-24, D51PX-22, D51PX-24	Cutting Edge Center (30" Wide)	12Y-72-11220	$171.00	View Info
	See Details	D51EX-22, D51EX-24, D51PX-22, D51PX-24	Cutting Edge Center (36" Wide)	12Y-72-11230	$173.00	View Info
	See Details	D31EX, D31P, D31PX, D31Q, D37EX, D37PX, D39EX, D41E, D41E6T, D41P, D41PF	Cutting Edge End Bit	11G-71-31170	$48.00	View Info
	See Details	D31A, D31AM, D31E, D31EX, D31P, D31Q, D37A, D37E, D37EX, D39EX, D39PX, D40A, D40F, D40P, D40PF, D40PL, D41A, D41E, D41E6T, D41P	Cutting Edge Center (29-7/8" Wide)	12F-70-31251	$118.00	View Info
	See Details	D30AM, D31A, D31AM, D31E, D31EX, D31P, D31PG, D31PX, D31Q, D37A, D37E, D37EX, D37P, D37PG, D37PX, D39PX, D40A, D40AM, D40P, D40PF, D41A, D41E, D41E6T, D41P, D41PF	Cutting Edge Center (35-7/8" Wide)	12F-70-31261	$126.00	View Info
	See Details	D31A-17, D31A-20, D31P-17, D31E-17, D31E-18, D31E-20, D31P-18, D31P-20, D31EX-21, D31PX-21, D37PX-21, D39EX-21	Center Cutting Edge (47-7/8" Wide)	12F-70-31281	$135.00	View Info
	See Details	Various	Cutting Edge Bolt (5/8" X 2 1/2")	4F3656	$2.00	View Info
	See Details	Various – fits multiple dozer, loader, and scraper blade applications	Cutting Edge Nut (5/8")	4K0367	$2.00	View Info

Blade cutting edges, end bits, and hardware for Komatsu crawler dozers — including center sections, end bits, cutting edge bolts, and nuts for D31, D37, D39, D40, D41, and D51 series machines. Parts cover a wide range of blade configurations across multiple generations of Komatsu dozers commonly used in grading, land clearing, and site preparation applications.

Fits Models At A Glance

D31 Series: D31A-17, D31A-20, D31AM, D31E-17, D31E-18, D31E-20, D31EX, D31EX-21, D31P-17, D31P-18, D31P-20, D31PG, D31PX, D31PX-21, D31Q
D37 Series: D37A, D37E, D37EX, D37P, D37PG, D37PX, D37PX-21
D39 Series: D39EX, D39EX-21, D39PX, D39PX-21
D40 Series: D30AM, D40A, D40AM, D40F, D40P, D40PF, D40PL, D41A, D41E, D41E6T, D41P, D41PF
D51 Series: D51EX-22, D51EX-24, D51PX-22, D51PX-24

Key Notes

Part Types: Center blade cutting edges, end bits, cutting edge bolts, and cutting edge nuts
Hardware: 5/8" x 2-1/2" bolts and 5/8" nuts included for blade and hardware replacement
Application: Straight blade, angle blade, and power-angle-tilt blade configurations across covered models
Fitment: Verify blade type and machine series before ordering — center sections and end bits are not interchangeable across all models

Why Choose Broken Tractor

✅ Competitive pricing on Komatsu dozer wear parts
✅ Wide fitment coverage across D31–D51 series dozers
✅ Fast shipping from Baton Rouge, LA and Kimbolton, OH