1979 Commander 690B Grand RenaissanceTurboprop Aircraft • Conroe, TX, USA

This 1979 Twin Commander 690B, registration N84GU, serial number 11522, is a turboprop listed at 699,000 USD and located in Conroe, Texas. It has a total airframe time of 11,377 hours and is offered with complete logs and no damage history. The airframe features the Grand Renaissance and Supreme Commander modifications completed in October 1999, winglets, and the CK144 lower wing spar cap replacement. Both Honeywell TPE331-10T-516K engines show matched times of 2,585 hours since major overhaul, and the Hartzell HC-B3TN-5FL three-blade propellers were both overhauled in February 2026 with 21 hours since. The aircraft is equipped for both IFR...

Year: 1979

Make: Commander

Series: 690

Model: 690B Grand Renaissance

Tail #: N84GU

Serial #: 11522

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Specifications

Category: Turboprop

Intended Use: Business, Passenger, Utility

Flight Rules: IFR

Seats: 8

Hours, Logs & Inspections

Total Time: 11,377 hrs

Engine 1 Time: 2,585 hrs (SMOH)

Engine 2 Time: 2,585 hrs (SMOH)

Prop 1 Time: 21 hrs (SMOH)

Prop 2 Time: 21 hrs (SMOH)

Logbook Status: Complete Logs No Damage History

Inspection Status: Annual: Due June 2026. IFR Checks: Due December 2027. 5-Year Gear Inspection: Due May 2025. Complete logs. No damage history.

Avionics

PFD

Garmin G600 TXi - 1: 2:

MFD

Garmin G600 TXi - 2 (MFD)

GPS

Garmin GTN 750 - Dual glass, and ADS-B

Transponder

Garmin GTX 345R - with ADS-B In/Out

S-TEC 3100 - S-TEC IFCS with pitch, roll, yaw, and trim servos, auto-trim, and altitude preselect

Audio

Garmin GMA 35R - Audio Panel: (remote)

Weather

Garmin GWX 75 - Weather Radar: (color) Datalink Weather: SXM (weather SiriusXM radio)

ADS-B In

Garmin GTX 345R - with ADS-B In/Out

ADSB

Garmin GTX 345R - with ADS-B In/Out

standbyInstrument

Garmin GI 275

Comms

Garmin GTN 750 - and GPS/COM/NAV

EMS

Garmin G600 TXi - Dual the

standby

Garmin GI-275

connectivity

Garmin Flight Stream 510 - Connectivity: w/ Bluetooth

radarAltimeter

Collins AA-215

Traffic

Garmin GTX-345R - (ADS-B Out/In)

Additional Equipment

Radar Altimeter

Collins AA-215

Datalink Weather

Garmin GDL 69A - GDL with SiriusXM

Connectivity

Garmin Flight Stream 510 - with Bluetooth

Air Conditioning

Keith Freon Air Conditioning

Winglets

Winglets Grand Renaissance mod w/ Supreme Commander mod (c/w 10/1999)

Standby

Garmin GI 275

Pressurization

Pressurized Yes

Known Icing Protection

Flight Into Known Icing (FIKI)

Structures

Grand Renaissance mod w/ Supreme Commander mod (c/w 10/1999)

Power Outlets

LEMO-style jacks and USB ports (2021)

Lighting

Lights: pulsating nose recognition, recognition, strobes, optional taxi

Interior Lighting

LED cabin/baggage lighting

Wing Spar Mod

CK144 Kit - Wing spar mod lower spar cap replaced

Lights

Lights: pulsating nose recognition, recognition, strobes, optional taxi

Flight Into Known Icing (FIKI)

Flight Into Known Icing (FIKI) Yes

LEMO-style Jacks & USB Ports

LEMO-style jacks & USB ports (2021)

Standby Instrument

Garmin GI 275

Wing Spar Modification

CK144 Kit - Wing spar mod lower spar cap replaced

LEMO Jacks & USB Ports

LEMO-style jacks & USB ports (2021)

FIKI

Flight Into Known Icing (FIKI)

LEMO Jacks

LEMO-style jacks and USB ports (2021)

USB Ports

LEMO-style jacks and USB ports (2021)

Recognition Lights

Pulsating nose recognition lights, recognition lights, strobes, optional taxi lights

Interior & Exterior

Interior Year: 2021

Paint Year: 2020

Interior Notes: Executive seven passenger interior refurbished in 2021 in Moore and Giles leather, sheepskin, and wool carpet. Seats: 7 passengers and 1 pilot. Re-foamed and recovered pilot, copilot, and cabin seats. Installed new 100% wool carpet, new Ultrasuede headliner, repaired eyebrow panels, and installed LED cabin/baggage lighting.