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Brushless Gear Drives


  • Strong and durable, with aluminum frames, steel shafts, brass pinion gears and nylon spur gears.
  • Mounts directly to Great Planes® brushless motor mount.
  • Includes prop adapter.
  • Other ratios available.
gear drive gear drive gear drive gear drive gear drive
GPMG0495
for 12 mm Ammo motors
GPMG0500
for 20 mm Ammo motors
GPMG0505
for 24 mm Ammo motors
GPMG0510
for 28 mm Ammo motors
GPMG0515
for 36mm Ammo motors


Gear Drives
Stock # Description Approx. Weight Motor Mount Pinions Included Pinion Shaft Diameter Spur Gears Included Output Shaft Dia. Included Ratios
Ratio #1 Ratio #2 Ratio #3 Ratio #4
GPMG0495 for 12 mm Ammo motors 7 g (0.24 oz) Stick/Included with gearbox 9, 12 1.5 mm 64 3 mm 7.1:1 5.3:1 NA NA
GPMG0500 for 20 mm Ammo motors 12 g (0.42 oz) Stick/Included with gearbox 10, 12 2 mm 64 3 mm 6.4:1 5.3:1 NA NA
GPMG0505 for 24 mm Ammo motors 22 g (0.75 oz) Small 11, 16 3 mm 40, 50 4 mm 4.5:1 3.6:1 3.1:1 2.5:1
GPMG0510 for 28 mm Ammo motors 34 g (1.2 oz) Medium 11, 16 3.175 mm 40, 50 5 mm 4.5:1 3.6:1 3.1:1 2.5:1
GPMG0515 for 36 mm Ammo motors 50 g (1.75 oz) Large 14, 20 5 mm 70, 90 6 mm 6.4:1 5.0:1 4.5:1 3.5:1
Note: The gearbox GPMG0500 installs on a 10 x 10mm stick
Note: The gearbox GPMG0495 installs on a 5 x 8mm stick

 

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