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1975 Cessna 172M SkyhawkSingle-Engine Piston Aircraft • Tampa, FL, USA

This 1975 Cessna 172M Skyhawk, registered as N100M, represents a significant piece of aviation history as the 100,000th single-engine Cessna ever built, with its original 1975 news article included in the logbooks. The aircraft has a total time of 4,475 hours and features a 180 horsepower Lycoming O-360 engine conversion with 210 hours since major overhaul, along with a propeller showing 815 hours SMOH. It carries a useful load of 762 pounds and received a fresh annual inspection in October 2025.

The avionics suite was installed by SRQ Avionics and includes a Garmin GI-275 MFD/HIS with battery backup, a GNX375 WAAS GPS with transponder and...

Year
1975
Make
Cessna
Series
172 Skyhawk
Model
172M Skyhawk
Tail #
N100M
Serial #
17265590

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Specifications

Category
Single-Engine Piston
Intended Use
Training, Recreational, Classic / Antique
Flight Rules
VFR & IFR
Useful Load
762 lbs
Seats
4

Hours, Logs & Inspections

Total Time
4,475 hrs
Engine 1 Time
210 hrs (SMOH)
Prop 1 Time
815 hrs (SMOH)
Logbook Status
Original news article from 1975 included with the log books
Inspection Status
Clean paint, Autopilot, 180HP upgrade, 210 hours on the engine, the 100,000th Cessna ever! This is a great plane! Fresh annual on October 2025

Avionics

Autopilot

Cessna 300 - single roll axis Auto Pilot hdg only

PFD

Garmin GI 275 - MFD/HIS with battery back up

GPS

Garmin GNX 375 - WAAS (with transponder)

Audio

Garmin GMA 345 - GMA intercom place

Comms

Garmin GTR 225 - GTR Comm Radio and Nav/Comm Radio

ADS-B In

ADSB in/out

ADS-B Out

ADSB in/out

Additional Equipment

USB Port

GSB 15 - USB port

Interior & Exterior

Interior Notes
Very Nice Leather and Cloth Black Seats
Exterior Notes
Original Paint Scheme, Exterior is in Very Good Condition, Clean Paint

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Make
Lycoming
Engine Model
O-360-A4M
Engine Power
180 HP

Asking Price

$185,000

Aircraft Location

Tampa, FL, USA

Listing Details

Used
For Sale

Price History

Dec 13, 2025: $185,000(-$4,000) - controller

Oct 28, 2025: $189,000(-$6,000) - trade-a-plane

Sep 29, 2025: $195,000(-$30,000) - trade-a-plane

+2 more price changes

Contact Seller

First Seen: Sep 4, 2025

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Asking Price

$185,000