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Aircraft model

GRUMMAN AMERICAN AVN. CORP. AA-1C

Everything here is true of every aircraft of the type, not of any one aircraft.

The AA-1C, sold as the Lynx and the T-Cat, is the final development of the small Grumman two-seater. It has 115 hp, a further-modified wing with a drooped leading edge intended to soften the stall, and a higher gross weight than the earlier aircraft.

The wing changes were made across the AA-1A, AA-1B and AA-1C specifically to address the original Yankee's stall and spin behaviour, and the AA-1C is the most docile of the family — but intentional spins remain prohibited and the series reputation persists, which keeps prices low. It remains quick for its power and fun to fly with the canopy open on the ground. The free-castering nosewheel means steering by differential braking, and the bonded honeycomb structure needs a shop familiar with it. Production ended in 1978 and the fleet is small.

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What it is

Seats2
Landing geartricycle
Engines1
EngineLycoming O-235-L2C
Horsepower115 hp
Fuel100LL
Certification basisFAR23
Production start1977
Production end1978
Endorsements required—

Performance

Cruise speed115 KTAS
Range400 nm
Service ceiling13,000 ft
Climb rate750 ft/min
Stall speed (Vso)55 KCAS
Takeoff over 50 ft1,500 ft
Landing over 50 ft1,100 ft

Load and fuel

Seats2
Useful load580 lb
Full-fuel payload448 lb
Max takeoff weight1,600 lb
Empty weight1,020 lb
Usable fuel22 gal
Fuel burn at cruise6.4 gal/h

Cost of ownership

Price, low$40,000
Price, high$60,000
Prices as of2026
Engine TBO2,400 h
Overhaul cost, low$24,000
Overhaul cost, high$34,000

The fleet and its record

Registered, all time188
Active fleet102
Median year built1977.5
NTSB events, last 10 years2
Fatal events, last 10 years0
Events per 1,000 active, last 10 years19.611
Personal-flying events per 1,000 active19.612
Ownership transfers, last 24 months38
Transfers per 100 active37.253
Airworthiness directives1
Directives, last 5 years0
Rate confidenceok
  1. Events per 1,000 active, last 10 years: per 1,000 active aircraft · base 102 active.
  2. Personal-flying events per 1,000 active: per 1,000 active aircraft · base 102 active.
  3. Transfers per 100 active: per 100 active aircraft · base 102 active.

Peer scores6

Peer classFixed wing single-engine, piston, 1 engine, 1-2 seats
Accident record—1
Severity—2
Access2.3 of 103
Support6 of 104
Liquidity9.3 of 105
  1. Accident record: class median 25 · 181 models in class.
  2. Severity: class median 5.
  3. Access: class median 987.
  4. Support: class median 72.
  5. Liquidity: class median 20.59.
  6. Each of the five categories places the model within its peer class, from 0 (the worst of the class) to 10 (the best): a position among comparable models, not a grade. The overall score is the sum of the categories shown that are scored, out of 10 for each (50 when all five are); it is given only when at least 4 of the five are scored, and it can be set against another model's only when both are in the same peer class and scored on the same categories.