N12911 is a 2009 Klemp Gregory J CHALLENGER II (fixed wing single engine) with serial number CH2-1296-1544, registered in Posen, MI. Its FAA registration is valid and runs until Oct 31, 2032; the renewal window opens on Apr 30, 2032. It is powered by a Rotax 582DCDI rated at 65 hp. Its airworthiness certificate is in the experimental class (amateur-built), issued Mar 5, 2010. It is one of 2 CHALLENGER II aircraft in the FAA registry, 1 of them registered in Michigan. The NTSB accident database lists one record for this airframe since 2008, the latest on Jun 30, 2011.
Registration
- FAA status
- Valid registration
- Expires
- Oct 31, 2032
- Registrant type
- Individual
- Registered owner
- Individual owner, name not shown
- Location
- Posen, MI
- Local FAA office (FSDO)
- Grand Rapids FSDO (GRR FSDO) · 616-974-2500
- Certificate issued
- Oct 21, 2025
- Last FAA action
- Oct 21, 2025
- Mode S code (hex)
- A077B6
- Mode S code (octal)
- 50073666
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- KLEMP GREGORY J
- Model
- CHALLENGER II
- Year manufactured
- 2009
- Serial number
- CH2-1296-1544
- Aircraft type
- Fixed wing single engine
- Engine type
- Reciprocating
- Engine
- ROTAX 582DCDI (65 hp)
- Engines / seats
- 1 / 2
- Weight class
- Up to 12,499 lb
- Airworthiness
- Experimental since Mar 5, 2010
- Approved operations
- Amateur-built
- Kit
- QUAD CITY ULTRALIGHT ACFT CORP CHALLENGER II
Public airports near Posen
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| Presque Isle County Rogers City, MI | KPZQ | 11 mi | Non-towered | 100LL |
| Alpena County Regional Alpena, MI | KAPN | 14 mi | Towered | 100LL, A |
| Hillman Hillman, MI | Y95 | 17 mi | Non-towered | - |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
Earlier registrations of this number
| Canceled | Aircraft | Serial | Year | Exported to | Same airframe today |
|---|---|---|---|---|---|
| Oct 31, 1973 | CESSNA 172M | 17262364 | NICARAGUA |
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Jun 30, 2011 | Neshkoro, WI | Amateur-built CHALLENGER II this airframe | Substantial | Fatal | CEN11FA433 |
From the NTSB aviation accident database (events since 2008, data through Oct 28, 2026), matched by N-number. An N-number can move between aircraft, so each row is checked against the serial number on the current registration.