Factory Price D5D Lug Pattern Excavator Track Roller Bottom Roller Exact Fit for Caterpillar D5D, D5E, D5G Bulldozers

Exact Fit for Caterpillar D5D, D5E, D5G Bulldozers

The D5D Track Roller is a precision-engineered bottom roller designed for Caterpillar D5D, D5E, and D5G bulldozers. This 100% brand-new component ensures durability, excellent load-bearing capacity, and smooth operation in demanding construction environments.

Enhance the performance and longevity of your bulldozer with this factory-priced bottom track roller designed for the exact OEM lug pattern. Made from high-grade 40Mn2 steel, this roller features induction-hardened treads and lifetime-sealed bearings, ensuring smooth operation and minimal maintenance.

Our production involves rigorous quality-controlled processes:

• High-grade Material Selection: Components are crafted from premium materials for maximum durability
• Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
• Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
• Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
• Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers