1976 Grumman-American Cheetah N9921U

Gemini Sparkle

Key Takeaways:

  • The 1976 Grumman-American Cheetah N9921U is a 4-seat aircraft powered by a 150 hp Lycoming O-320-E2G engine, with a base used price of $36,000.
  • It features fixed tricycle landing gear, a maximum gross weight of 2200 lbs, and a useful load of 938 lbs with 37 gallons of useful fuel.
  • Key performance figures include a cruise speed of 128 knots (75% power), a maximum range of 440 nautical miles, a best rate of climb of 660 fpm, and a service ceiling of 12,650 ft.
See a mistake? Contact us.

grumman
Base/used Price: $36,000
Engine make/model: Lycoming O-320-E2G
Horsepower@takeoff: 150@SL
Horsepower for takeoff: 150
TBO hrs.: 2000
Fuel type: 100/100LL
Propeller type: McCauley FP
Landing gear type: Tri/Fixed
Max ramp weight (lbs.): 2200
Gross weight (lbs.): 2200
Landing weight (lbs.): 2200
Empty weight, std. (lbs.): 1262
Useful load, std. (lbs.): 938
Payload, full std. fuel (lbs.): 716
Useful fuel, std. (gals.): 37
Oil capacity (qts.): 8
Wingspan: 31 ft. 6 in.
Overall length: 22 ft.
Height: 7 ft. 10 in.
Wing area (sq. ft.): 140.1
Wing loading (lbs./sq. ft.): 15.7
Power loading (lbs./hp.): 14.7
Wheel base (in.): 5 ft. 5 in.
Wheel track (in.): 8 ft. 3 in.
Wheel size (in.): 6.00 x 6
Seating capacity: 4
Cabin doors: 0
Cabin width (in.): 41
Cabin height (in.): 48
Baggage capacity (lbs.): 120/12
PERFORMANCE
Cruise speed (kts.):
75% power @ 8,500 ft.: 128
65% power @ 8,500 ft.: 118
55% power @ 10,500 ft.: 107*
Max range (w/ reserve, std. tanks) (nm):
75% power @ 8,500 ft.: 400
65% power @ 8,500 ft.: 415
55% power @ 10,500 ft.: 440
Fuel consumption (@ .42 lbs./hp/hr sfc) (gph):
75% power: 7.9
65% power: 7.8
55% power: 5.8
Estimated endurance (65%) (hrs): 5.4
Stall speed (flaps up) (knots): 54
Stall speed (flaps down) (knots): 51
Best rate of climb (SL fpm): 660
Service ceiling (ft.): 12,650
Takeoff ground roll (ft.): 880
Takeoff over 50-ft. obstacle (ft.): 1600
Landing ground roll (ft.): 380
Landing over 50-ft. obstacle (ft.): 1100
*estimated

Subscribe to Our Newsletter

Get the latest Plane & Pilot Magazine stories delivered directly to your inbox

SUBSCRIBE