
BELL 525 Relentless
BASE PRICE: $ 15,000,000
PASSENGERS
4
CABIN VOLUME
cu.ft
199
RANGE
nm
500
SPEED
ktas
150
MTOW
lb
19000
16 PAX
580 nm
160 ktas
20,500 lb

Launched in 2012 at the pick of the oil price. The Bell 525 is designed to fit the emerging “Super-Medium” size category suited ideally to support offshore oil and gas operations. It completed its first flight on July 1, 2015.
Powered by a pair of General Electric CT7-2F1 turboshaft engines, the Bell 525 features a new composite five-blade main rotor equipped with a rotor-hub vibration eliminator system that helps deliver a best-in-class ride, while minimizing noise. When entering service, the Bell 525 will be the first helicopter equipped with a triple-redundant full fly-by-wire flight control system.
The flight deck is equipped with Garmin G5000 touchscreen avionics with four High Definition displays and two touchscreens controllers.
Range* | 580 nm |
Max Endurance | – |
Speed | |
Maximum Cruise Speed | 160 kts |
Economy Cruise Speed | – |
Altitude | |
Service Ceiling | – |
Hover IGE Ceiling | 10,700 ft |
Hover OGE Ceiling | 8,100 ft |
*Max GW, Sea Level, ISA, standard fuel, no reserves, VLRC
Maximum Takeoff | 20,500 lbs |
Basic Operating | – |
Usable Fuel | 4,355 lbs |
Maximum Payload | – |
AVIONICS | |
Manufacturer | Garmin |
Model | G5000H |
ENGINES | |
Number of Engines | 2 |
Manufacturer | General Electric |
Model | CT7-2F1 |
Takeoff Power | 1,979 shp |
Max Continuous Power | 1,714 shp |
INTERIOR

The Relentless will be the most spacious commercial helicopter developed by Bell, with an 88 ft2 fully flat cabin that can hold up to 20 passengers. Large panoramic windows provide stunning views.
The corporate version provides plenty of versatility for travelers to design their own bespoke environment for traveling with modular seating, handcrafted leather upholstery, stowable screen monitors, table options, cabinets, coolers, custom carpet, and window-tint choices.
A custom MAGnificient interior by Mecaer Aviation Group is available, providing an ergonomic design with a blend of style and technology that maximizes both functionality and luxury.
Standard LOPA 8 Passengers
9 Passengers Configuration with Divan
Cabin Height | – |
Cabin Width | – |
Cabin Length | – |
Cabin Volume | – |
Baggage Compartment | 128 cu.ft |