• Ideal upgrade for Blade 4003D and other 400 and 450 class helicopters
• High-quality construction wtih ball bearings and hardened steel shaft
• Includes mounting hardware
• Includes 11-tooth 0.5M pinion
• Excellent motor for the Align T-Rex 450SA and other T-Rex 450 helis
• Direct bolt-in motor for Blade 400 and Align T-Rex 450SA, no modification or additional hardware is necessary
• 6 pole motor

The new E-flite 440H brushless helicopter motor is a terrific upgrade for the Blade® 400 or any other 400- or 450-size heli. The 440H helps provide better headspeed and quicker collective and cyclic response. Its efficient design, including high-quality magnets, keeps it cool, even after rigorous flights.