N221TM - 1997 Davis JR William R RV-4 Aircraft Registration

RV4

1997 DAVIS JR WILLIAM R RV-4

Aircraft Description

N221TM is a 1997 Davis Jr William R RV-4, a single-engine reciprocating (piston) aircraft registered to Taildragons LLC in Albuquerque, NM. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on March 25, 2021. The registration certificate was issued on September 1, 2015. The registration is set to expire on September 30, 2028. Powered by a Lycoming O-360-A1A engine producing 180 horsepower, N221TM is. The aircraft's Mode S transponder code is A1E66D (hex), used for ADS-B identification and flight tracking. N221TM was last tracked by AviatorDB near Madera Municipal Airport (KMAE) on April 28, 2026. The FAA registry record for N221TM was last updated on June 10, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Van's RV-4 is a high-performance homebuilt aircraft that revolutionized the kit plane industry by bringing fighter-like handling characteristics to civilian aviation. First flown in August 1979, it is a low-wing, single-engine monoplane that seats two in tandem configuration. Powered by a 180-horsepower Lycoming O-360 engine with a gross weight of 1,500 pounds, the RV-4 established Van's Aircraft as the dominant force in experimental aviation with over 1,446 examples completed worldwide by 2022. AviatorDB tracks 2 Davis Jr William R aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is RV4.

AviatorDB has found no NTSB accident or incident reports involving N221TM. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1997
Manufacturer
DAVIS JR WILLIAM R
Model
RV-4
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
RV4RV-4
Weight Class
Up to 12,500 lbs
Airworthiness Date
March 25, 2021
Classification
Experimental 2 Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
September 1, 2015

Registered Owner

Name
TAILDRAGONS LLC
Address
3339 CENTRAL AVE NE UNIT 325
City
ALBUQUERQUE
State / Zip Code
New Mexico87106-1461
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
LYCOMING
Engine Model
O-360-A1A
Horsepower
180 HP
Mode S Code (Oct)
50363155
Mode S Code (Hex)
A1E66D

Additional Details

Registration
N221TM
Serial Number
3974
Number of Engines
1
Number of Seats
2
Expiration Date
September 30, 2028
Last Action Date
June 10, 2023
Last Update Date
January 19, 2026
Unique ID
00886411

Last Known Position

Date
June 27, 2026 (UTC 13:55:10)
Airport
Latitude
35.154074
Longitude
-106.795664

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-06-15 01:32:20 UTC