Extra 300SP
A standout aerobatic “hot rod”.

A favorite at airshows and competitions around the world, the Extra is a contemporary aerobatic airplane with graceful lines and the ability to execute a wide envelope of thrilling maneuvers. Great Planes has replicated the 300SP in both looks and performance, and final assembly is easy and straightforward. The model’s colorful appearance is truly eye-catching, and its aerobatic potential is impressive — including 3D action when equipped with a 4S LiPo battery!

  • Strong, lightweight design
  • Painted fiberglass parts
  • Large battery hatch
  • Removable wing panels

cowl and wheel pants
The Extra 300SP’s EP performance-designed balsa and plywood airframe is complemented with a lightweight fiberglass cowl, landing gear and wheel pants.
wing half
No tools required here! The wing panels slide onto a carbon fiber joiner tube and attach to the fuselage with thumbscrews, making for convenient storage and transportation to and from the flying field.
The large, magnetically secured hatch provides quick access to the radio compartment, which is large enough to easily accommodate a 3S or 4S LiPo battery.
With its stunning multi-color MonoKote trim scheme, the Extra 300SP really stands out — at the flight line and in the air!


Stock Number
50 in (1270 mm)
Wing Area
478 in² (30.8 dm²)
3.5-4.0 lb (1.59-1.81 kg)
Wing Loading
16-19 oz/ft² (46-49 g/dm²)
47.75 in (1215 mm)
Radio system with a minimum of 4-channels, 4 micro servos, 42-50-800kV brushless outrunner motor, 45A brushless ESC, 11.1V or 14.8V 2200mAh LiPo battery and charger

Recommended Products

FUTK6000 Futaba 6J 6-Channel 2.4GHz S-FHSS Computer Radio System
FUTK6000 Photo
TACJ2650 Tactic TTX650 6-Channel 2.4GHz SLT Transmitter
TACJ2650 Photo
TACL0625 Tactic TR625 6-Channel Twin Antenna 2.4GHz SLT Receiver
TACL0625 Photo
FUTM0303 Futaba S3150 Slim Digital Servos (4)
FUTM0303 Photo
FUTM0415 Futaba S3115 Micro Precision Servos (4)
FUTM0415 Photo
GPMG4700 ElectriFly RimFire .32 (42-50-800) Brushless Outrunner Motor
GPMG4700 Photo
FPWP3336 FlightPower FP30 22.2V 3350mAh LiPo Battery w/Star Plug
FPWP3336 Photo
GPMM1840 ElectriFly Silver Series SS-45A Brushless ESC
GPMM1840 Photo

Sport Flying Setup:

GPMP0861 ElectriFly 11.1V 2200mAh 30C LiPo Battery
GPMP0861 Photo
APCQ3080 APC 13” x 8E Propeller
APCQ3080 Photo

3D Flying Setup:

GPMP0862 ElectriFly 14.8V 2200mAh 30C LiPo Battery w/balance plug
GPMP0862 Photo
APCQ1260 APC 12” x 6E propeller
APCQ1260 Photo

Recommended Options:

WBRQ1160 Williams Brothers 1/4 Sportsman Pilot Bust Kit
WBRQ1160 Photo