The FK9 Mark IV is a popular German-built light sport and ultralight aircraft, valued for its efficient performance, reliability and excellent handling in training and recreational flying. Discover FK9 Mark IV aircraft for sale worldwide on AvPay. Browse active FK9 Mark IV listings and find available aircraft across the USA, North America, UK, Europe, Asia, Africa, Australia and South America. Connect directly with aircraft brokers, private sellers, flying clubs, flight schools and manufacturers. Explore the full inventory of aircraft for sale on AvPay here https://avpay.aero/aircraft-for-sale/
Finding an FK9 Mark IV Aircraft for Sale on AvPay
The FK9 Mark IV is a German-built high-wing light sport and ultralight aircraft, known for efficient Rotax power, composite construction and friendly handling for touring and training. AvPay offers a global marketplace for FK9 Mark IV airplanes, connecting buyers and sellers across the USA, North America, UK, Europe, Asia, Africa, Australia, South America and beyond. Discover your perfect new or used FK9 Mark IV aircraft in our online selection of aircraft listings.
Refine your FK9 Mark IV search on AvPay with easy filters. Find aircraft by condition, year, total time, location, price and seller.
As a leading aviation marketplace, AvPay features a wide range of aircraft for sale, including the FK9 Mark IV. Explore our full FK selection here, or browse all aircraft from various manufacturers here.
Found your ideal FK9 Mark IV? Connect directly with sellers on AvPay via WhatsApp, private message or phone to discuss pricing and specifications of the FK9 Mark IV Aircraft For Sale.
Interesting facts about the FK9 Mark IV
✈ First flight of the FK9 family was in 1989, with the Mark IV introduced in 2003 and refined for training and touring roles.
✈ The Mark IV typically uses the Rotax 912 series engine, 80 hp UL or 100 hp ULS, noted for low fuel burn and broad parts support.
✈ Structure combines a steel-tube safety cage with composite skins and carbon wing components for strength and low weight.
✈ Standard fuel system provides a 60 litre tank, with options for additional wing tanks to expand endurance and range.
✈ The FK9 Mark IV has a roomy two-seat cabin and is offered with tricycle or tailwheel gear, suiting clubs and private owners.
✈ Typical cruise is about 196 km/h at 75 percent power, with a published range near 1,000 km when configured for touring.
✈ Take-off performance is short; German data cites about 100 m ground run and roughly 200 m to clear a 15 m obstacle at UL weights.
✈ BRS whole-aircraft parachute is common in FK9 installations and is featured on many ELA and club machines.
FK9 Mark IV Specifications
Information provided here is as a guide only. Do not use it for flight planning or other operations. Model variations, modifications, upgrades and age can affect the figures below. Always check with the seller, manufacturer or aviation authority for precise aircraft specifications.
Length: 5.85 m (19 ft 2 in)
Wingspan: 9.85 m (32 ft 4 in)
Height: 2.15 m (7 ft 1 in)
Empty Weight: 278 kg (613 lb)
Max Take Off Weight (MTOW): 544 kg (1,199 lb)*
Fuel Capacity: 60 L standard (optional wing tanks available)
* MTOW may vary with national microlight or LSA limits.
Cruise Speed (75%): 196 km/h (122 mph, 106 kn)
Range: ~1,000 km (620 mi, 540 nm)
Stall Speed: 64 km/h (40 mph, 35 kn)
Service Ceiling: 4,600 m (15,090 ft)
Rate of Climb: ~5.0 m/s (980 ft/min)
Typical Take-off Ground Run: ~100 m on paved or short grass, light load
Take-off Distance to 15 m (49 ft): ~200 m
FAQs About the FK9 Mark IV
How much does an FK9 Mark IV cost?
Asking prices for used FK9 Mark IV aircraft advertised in 2024–2025 often ranged from about €41,000 to €46,000, depending on hours, engine variant and avionics. Examples include listings at €41,350 and €44,499 during 2024–2025, with other adverts around €46,000. Newer FK9 Mark VI prices differ.
What engines are common on the FK9 Mark IV and what should buyers check?
Most Mark IV aircraft use the Rotax 912 UL (80 hp) or 912 ULS (100 hp). Review engine hours since overhaul, maintenance records, gearbox inspections and compliance with Rotax service bulletins.
What fuel system configurations exist?
Standard configuration is a 60 litre tank. Some aircraft have wing tanks or ELA-SW installations with two wing tanks totaling about 76 litres. Confirm capacity, fuel plumbing and any optional pumps or selectors during pre-buy.
How does the FK9 Mark IV perform for short or grass strips?
It is well-suited to short and grass strips. Published figures indicate about 100 m ground run and roughly 200 m to clear 15 m, subject to weight, surface, temperature and wind.
Which variants should I expect to see on the market?
Look for Mark IV Utility and Short-Wing versions, plus the later ELA variant. Equipment, fuel layouts and avionics vary. Verify configuration and approvals in your registry.
Get help buying an FK9 Mark IV Aircraft
Can’t find the FK9 Mark IV you are looking for? Get in touch with an Aircraft Broker via the Aircraft Broker Directory. You can also browse Aircraft Brokerage and Aircraft Acquisition Services on the aviation marketplace to support your FK9 purchase.
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