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Maule Air M-7 / MX-7 / MT-7 STOL family

Maule Air

M-7 / MX-7 / MT-7 STOL family

Single-engine piston · Trainer and personal aircraft · 1980s–1990s

Photo: Aleksander Markin via Wikimedia Commons · CC BY-SA 2.0

Power
235 hp
Cruise
130 kt
MTOW
2,500 lb
Range
605 nm
Fuel
100LL avgas

🇺🇸Specs shown in Imperial.

Performance

  • Cruise speed (Vc)130 kt
  • Never-exceed speed (Vne)178 kt
  • Stall (landing config) (Vs0)38 kt
  • Climb rate1,250 fpm
  • Service ceiling20,000 ft
  • Range605 nm
  • Endurance6 h
  • Takeoff roll400 ft
  • Landing roll400 ft

Weights

  • MTOW2,500 lb
  • Empty weight1,450 lb
  • Useful load1,050 lb
  • Baggage capacity130 lb

Dimensions

  • Wingspan32.9 ft
  • Length23.6 ft
  • Height6.3 ft
  • Cabin width43 in

Powerplant

  • EngineLycoming O-540-J1A5D235 hp · 100LL · 13 gph
  • Total horsepower235 hp
  • Primary fuel100LL avgas
  • Unleaded pathLeaded only — needs G100UL or engine swap

Cockpit & avionics

  • Cockpit typeanalog
  • Autopilot commonly availableNo
  • Typical packages
    • Factory analog with Garmin GTR / GTXcurrent factory baseline
    • Garmin G3X Touch or G500 retrofitcommon modern retrofit
  • Training note

    Maule airframes are factory-delivered with a basic analog instrument panel and customer-specified radio / GPS fit. Schools using the Maule for tailwheel and STOL / bush training typically keep the panel functional but minimal so the syllabus focuses on stick-and-rudder technique rather than glass-cockpit familiarisation.

Certification

  • RegulatoryFAR Part 23
  • Certified rolesNormal category · Utility category (within reduced weight envelope)
  • IFRNo
  • Spin approvedYes
  • Aerobatic-categoryNo
  • TailwheelYes
  • Complex (FAR 61.31)No
  • High-performance (FAR 61.31)Yes

Why is the M-7 / MX-7 / MT-7 STOL family popular?

Structured popularity-driver evidence. Each axis below carries one factual statement; we don't grade, the facts speak.

Pedagogy and handling

STOL takeoff and landing rolls under 400 ft on the M-7-235 / M-7-260 give the airframe a strong backcountry / unimproved-strip training envelope. The tailwheel configuration delivers a conventional-gear pedagogy environment with a 235 to 260 hp powerplant — heavier-feeling than the legacy J-3 Cub but with the same fundamental tailwheel handling.

Industry network effects

Maule Air has maintained continuous family ownership and production at Moultrie, Georgia since the 1960s. Used and new fleets across Alaska, the US West, Canada, Australia, and Africa support a long-running tailwheel / utility / STOL operator community with established CFI familiarity.

Regulatory fit

Conventional gear (tailwheel) covers the FAR 61.31 tailwheel endorsement. The M-7-260 Orion's 260 hp Lycoming IO-540 places that variant above the 200 hp FAR 61.31 high-performance threshold; M-7-235 sits below the threshold and does not generate the high-performance endorsement.

Fuel future-proofing

Lycoming O-540 / IO-540 engines burn 100LL. Operators should track variant-specific G100UL STC eligibility under the FAA EAGLE programme; the Lycoming family is progressively being cleared for unleaded operations.

Before you buy more aircraft

The next airframe is rarely the highest-leverage move.

Flight school revenue is a function of three things — utilisation, dispatch reliability, and student progression — that multiply rather than add. Most schools running below 850 hours per aircraft per year have hidden capacity worth more than the next purchase, already paid for and sitting on the ramp.

Read: Why buying more aircraft probably won't grow your school

How flight schools track this aircraft in Aviatize

Schools or clubs operating a Maule configure it in Aviatize as a single airframe with the Lycoming O-360 / O-540 / IO-540 modelled as a child component for TBO and overhaul-reserve tracking. Fabric-recover cycles should be tracked separately from engine cycles because they follow a different lifecycle. Pilot-currency rules should gate the resource on a current tailwheel endorsement; for the M-7-235 / M-7-260, also on the FAR 61.31 high-performance endorsement.

schedulingaircraft maintenancetraining management

Editorial confidence

Medium confidenceLast reviewed 2026-05-26

Variant timeline, engine reference, and certification path attributed to FAA TCDS A18SO and Maule Air manufacturer page. Specific cruise / fuel-burn figures are POH-typical bands; Maule airframes are highly customer-configurable and individual airframes vary materially.

Sources

Primary sources are POH / TCDS / manufacturer pages; derived sources record where Aviatize editorial synthesis is layered on top.

  • Primary sourceManufacturer brief·Retrieved 2026-05-26

    Maule Air

    https://mauleairinc.com/

    Maule Air manufacturer site. Verified on 2026-05-26 that the current actively-marketed product line consists of three series: M-7 Series, MX-7 Series, and M-9 Series — all S.T.O.L. four-seat tailwheel / tricycle airframes. Operations are at Moultrie, Georgia and Maule states 'over 60 years of Maule Aircraft Production' (continuous since 1962).

  • Primary sourceFAA TCDS·Retrieved 2026-05-14

    Federal Aviation Administration (FAA)

    https://drs.faa.gov/browse/TCDS

    FAA Type Certificate Data Sheet A18SO covers the Maule M-7 / MX-7 / MXT-7 family.

  • Secondary sourceAviatize-internal·Retrieved 2026-05-14

    Wikipedia

    https://en.wikipedia.org/wiki/Maule_M-7

    Wikipedia article aggregating the Maule M-7 family development history and variant timeline.

  • Editorial synthesisAviatize-internal·Retrieved 2026-05-14

    Aviatize editorial

    Entry authored by Aviatize from accumulated industry knowledge cross-referenced against the primary sources cited above. Operator lists are intentionally empty rather than speculative.