Grob G-140TP

The turboprop trainer built for modern military instruction

The Grob 140TP Prototype © Chris Abigail

Overview

Grob Germany 2007–Present $1.2 million

The Grob G 140TP is a turboprop training aircraft developed for military pilot training programs. Designed to bridge the gap between basic piston trainers and advanced jet trainers, it offers modern avionics and economical operation. The aircraft supports ab initio and advanced training phases.

Specifications

Units
Engine
1 × Rolls Royce 250-B17F
Engine type
Turboprop
Power
450 shp · 336 kW
Avionics
—
Wing tips
No winglets
Seats
4
Crew
—
Cabin width
—
Cabin height
—
Cabin length
—
Exterior length
—
Tail height
—
Fuselage diameter
—
Wing span
—
Baggage volume
—
Gross weight
—
Empty weight
—
Max takeoff weight
8,750 lb  ·  3,950 kg
Max landing weight
—
Max payload
700 lb  ·  300 kg
Fuel capacity
Max cruise speed
231 kt  ·  266 mph  ·  428 km/h
Maximum speed
—
Cruise speed
—
Approach speed
—
Range
—
Fuel burn
18.89 nm/gal  ·  9.24 km/L
Ceiling
—
Rate of climb
—
Takeoff distance
1,870 ft  ·  570 m
Landing distance
2,000 ft  ·  610 m
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The Grob 140TP Prototype

Operational Context

Grob G 140TP — turboprop military trainer

The G 140TP was introduced in the 2010s as a turboprop development of Grob’s composite training aircraft lineage. It features a low-wing configuration and composite construction to reduce weight and maintenance requirements. The aircraft was selected by several air forces seeking cost-effective modern training solutions.

Powered by a Rolls-Royce M250 turboprop engine producing approximately 450 shaft horsepower, the G 140TP cruises at around 230 knots (425 km/h). Maximum takeoff weight is about 3,200 pounds (1,450 kg). The cockpit incorporates glass avionics similar to those found in advanced trainers.

The aircraft allows student pilots to gain experience with turbine power and modern instrumentation before transitioning to jet aircraft. Its operating costs are lower than those of jet trainers while offering comparable avionics exposure. The G 140TP reflects the evolving approach to military pilot training.