D6R Bulldozer CAT 3306 Complete Diesel Engine Assembly

Our Cat 3306 complete diesel engine assembly is a premium replacement power unit for D6R crawler bulldozers. Built for heavy-load construction, quarry and mining environments, this engine delivers stable, consistent power output with optimized fuel economy.

Each engine undergoes strict pressure and performance testing before shipment. Features reliable sealing structure to prevent oil leakage, easy access for routine inspection and maintenance. Drop-in ready design greatly reduces your installation time and machine downtime.

Ideal for overhauling or replacing the original power system of your D6R dozer, it helps your construction equipment restore strong working performance quickly.

• Direct replacement for Cat D6R Bulldozer, Model 3306 Diesel Engine
• Rigorously tested, stable power output for heavy-duty working conditions
• Excellent sealing performance, effectively avoids oil leaks
• Low fuel consumption & long service life
• Complete assembly, drop-in ready for fast installation
• Convenient daily maintenance