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1975 Beechcraft 58 BaronMulti-Engine Piston Aircraft • Seattle, WA, USA

This 1975 Beechcraft 58 Baron, registration N18HM, serial number TH651, is a six-seat twin-engine piston aircraft located in Seattle, Washington, listed at 390,000 USD. The airframe shows 6,058 total hours, while both Continental IO520-C 285 HP engines and both MT four-bladed propellers have 234 hours since major overhaul and since overhaul respectively. The aircraft comes with a fresh annual and IFR certification, and the seller describes it as well-appointed, meticulously maintained, and ready to go, with a useful load of 1,706 pounds and 166 gallons of usable fuel. The interior was redone in 2025, featuring club seating with a tray table,...

Year
1975
Make
Beechcraft
Series
Baron
Model
58 Baron
Tail #
N18HM
Serial #
TH651

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Specifications

Category
Multi-Engine Piston
Intended Use
Business, Passenger, Recreational
Flight Rules
VFR & IFR
Useful Load
1,706 lbs
Seats
6

Hours, Logs & Inspections

Total Time
6,058 hrs
Engine 1 Time
234 hrs (SMOH)
Engine 2 Time
234 hrs (SMOH)
Prop 1 Time
234 hrs
Prop 2 Time
234 hrs
Inspection Status
Comes with a fresh annual and IFR cert

Avionics

GPS

Garmin GTN 750Xi - GTN GPS, GTN GPS

AP

Garmin GFC 600 - Autopilot with Rudder Bias, Autopilot Programmer, Autopilot Servos *4 (Pitch, Roll, Yaw, Pitch Trim)

Audio

Garmin GMA 35C - GMA Audio Panel (Controlled via GTN 750Xi)

Weather

Garmin GWX 75 - Weather Radar, XM Datalink Receiver

ADSB

Garmin GTX 345R - GTX Remote Transponder (ADSB and out, including WX, Traffic, etc)

ADS-B In

Garmin GTX 345R - GTX Remote Transponder (ADSB and out, including WX, Traffic, etc)

PFD

Garmin G500 TXi GDU 1060 - PFD

MFD

Garmin G500 TXi GDU 700L

EMS

Garmin GEA 110 - G500TXi Engine Monitors EIS Backup

Additional Equipment

Airdata Computer

Garmin G500 TXi - Computer

Wireless Data Transfer

Garmin Flight Stream 510 - Wireless and Bluetooth transmitter

OAT Probe

Garmin GTP 59 - G500TXi OAT

USB Charging Ports

Garmin GSB 15 - USB Charging ports *4 (2 Panel installed, 2 Rear Seats next to Table)

ELT

Artex ELT 1000

Deicing

Airframe Deicing boots on wings and tail, TKS for Props

Propellers

MT 4-Blade - MT propellers with STC

Vortex Generators

Vortex Generators with STC

Yokes

Dual Yoke Equipped

Intercom

6-place intercom with Standard & LEMO Jacks at all locations

Fuel Senders

Cies - Fuel Senders

Cabin Heater

Fuel

166 Gallon Usable Fuel

Sun Visors

Wing Tip Lights

Wing Tip white lights (Additional light when landing or visibility in the air)

Cargo Areas

Nose and Rear Cargo Areas

Engine Preheaters

Oxygen System

6 place Oxygen (Tank required)

Portable Tug

Sidewinder Tug - included with 2 batteries and a charger. This moves the plane with ease for a single person and fits the aircraft's nose for easy use while traveling.

Aircraft Covers

Bruce's Aircraft Covers - are included. The Extended Canopy Cover and Engine are all included.

Flap Gaps and Seals

A new set of flap gaps and seals is also included, along with a case of oil.

Interior & Exterior

Interior Year
2025
Interior Notes
Club Seating with Tray Table, Sheep-Skin Seat Covers, Interior redone in 2025 (Headrests with new covers included)

Engine & Propeller

Engine Type
Piston
Engine Count
2
Engine Make
Continental
Engine Model
IO520-C
Engine Power
285 HP
Propeller Model
MT 4-Blade

Asking Price

$390,000

Aircraft Location

Seattle, WA, USA

Listing Details

Used
For Sale

Price History

Oct 4, 2026: $390,000(-$9,000) - trade-a-plane

Jul 22, 2026: $399,000(-$16,000) - trade-a-plane

Jul 16, 2026: $415,000(-$10,000) - trade-a-plane

+2 more price changes

Contact Seller

First Seen: Jun 7, 2026

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Asking Price

$390,000