This 2004 Quad City Challenger 11 Longwing is offered for sale by the original owner/builder at $18,000. It is registered as an Experimental Amateur-Built (E-AB) aircraft and is designed to qualify as an advanced ultralight or Light Sport. Currently hangared at Agua Dulce, California (L70), the seller states the aircraft has been beautifully and meticulously maintained throughout its life.
The airframe and Rotax 503 DCDI engine each show 300 total hours. The aircraft is equipped with a Tennessee Wood propeller and features a notable list of upgrades, including a BRS parachute, a 900 fiberglass nose cone, a heater, wheel pants, winglets,...
other
EGT - Dual EGT, Dual CHT, ASI, TACH
Audio
Heater
Engine Monitoring
EGT - Dual EGT, Dual CHT, AMP
Electrical
Electric Starter
Lighting
Strobe Lights
Safety
BRS Parachute 900
Controls
Dual Controls
Miscellaneous
Kuntzleman Electric Box
Asking Price
$18,000
Agua Dulce, CA, USA
Jun 2, 2026: $18,000 - barnstormers
Asking Price
$18,000
Agua Dulce, CA, USA
Jun 2, 2026: $18,000 - barnstormers
Quick filters • Updated daily



Find the perfect Quad City Challenger 11 Longwing for you. Browse over 5,000 aircraft for sale and filter by specifications, avionics, useful load, and more...
Find the perfect Quad City Challenger 11 Longwing for you. Browse over 5,000 aircraft for sale and filter by specifications, avionics, useful load, and more...
Asking Price
$18,000