N874EA - 2025 Tomark Aero CZ Sro Viper SD-4 Aircraft Registration

SD4

2025 TOMARK AERO CZ SRO VIPER SD-4

Aircraft Description

N874EA is a 2025 Tomark Aero Cz Sro VIPER SD-4, a single-engine four-cycle piston aircraft registered to Registration Pending in Sheridan, WY. This aircraft holds a light sport airworthiness certificate issued by the Federal Aviation Administration on June 24, 2025. Powered by a Rotax 912ULS2 engine producing 100 horsepower, N874EA is. The aircraft's Mode S transponder code is AC0597 (hex), used for ADS-B identification and flight tracking. N874EA was last tracked by AviatorDB at coordinates 28.7967, -82.3192 on January 24, 2026. The FAA registry record for N874EA was last updated on January 5, 2026. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Tomark Aero Cz Sro is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 18 Tomark Aero Cz Sro aircraft currently registered in the FAA database, including the VIPER SD-4 model.

AviatorDB has found no NTSB accident or incident reports involving N874EA. 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
2025
Manufacturer
TOMARK AERO CZ SRO
Model
VIPER SD-4
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
SD4SD-4 Viper
Weight Class
Up to 12,500 lbs
Airworthiness Date
June 24, 2025
Classification
Light Sport Acrobatic Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
April 23, 2026

Registered Owner

Name
NOVEMBER SKY LLC
Address
30 N GOULD ST PMB N
City
SHERIDAN
State / Zip Code
Wyoming82801-6317
Country
United States

Powerplant & Avionics

Engine Type
4-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
912ULS2
Horsepower
100 HP
Mode S Code (Oct)
53002627
Mode S Code (Hex)
AC0597

Additional Details

Registration
N874EA
Serial Number
NOVEMBER SKY
Number of Engines
1
Number of Seats
2
Expiration Date
April 30, 2033
Last Action Date
April 23, 2026
Last Update Date
January 19, 2026
Unique ID
01497280

Last Known Position

Date
January 24, 2026 (UTC 05:30:20)
Airport
Latitude
28.796749
Longitude
-82.319156

Data Source

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

Last updated: 2026-05-15 01:32:20 UTC