Caterpillar dozer D9 cutting edge 4T6377/4T6378/4T6379

Our aftermarket full sets of Caterpillar D9 Cutting Edge & End Bits replacement are ultra heavy-duty ground engaging tools designed for CAT D9 series large dozers, covering D9N, D9R, D9T models. The Cat D9 large dozers are widely deployed for open-pit mining stripping, massive overburden removal, large volume rock and earth moving, heavy road subgrade construction, stockpile management and land reclamation projects. 
Our factory offer a diverse array of blade types including Boron steel dozer Cutting Edge,Manganese dozer Cutting Edge,Carbon steel dozer Cutting Edge,Boron steel dozer End Bit,Manganese dozer End Bit,Carbon steel dozer End Bit,you can select material & hardness by working condition.

Before order D9 cutting edge and end bits , please Provide full machine model (D9N / D9R / D9T), blade type and OEM part number if available. If no part number, send dimension drawings or photos of old worn cutting edge and end bits for verification, to avoid wrong size.As a supplier,we must control tight tolerance of Hole position, hole diameter and curved contact surface. Poor hole position will cause assembly stress, bolt elongation and early breakage during heavy pushing. 

Welcome to contact us for more detailed information : we promise that every batch undergoes hardness testing, flatness calibration and hole position inspection. Depend on stable quality, reasonable price and reliable lead time , we win more and more global customers's recognize and long-term orders !