What is the acceptable range for rear brake air pressure in the MTV?

The acceptable range for rear brake air pressure in the Medium Tactical Vehicle (MTV) is crucial for ensuring safe and effective braking performance. A range of 75-120 psi is ideal, as it provides sufficient pressure to activate the brake system without risking damage to the components or compromising stopping power.

This range is established based on the design specifications of the vehicle, taking into account the operational requirements for both regular use and emergency situations. Maintaining air pressure within this specified range allows for optimal braking efficiency, contributing to enhanced safety for both the driver and the payload.

The other ranges provided either fall below or above the ideal specifications, which could lead to inadequate braking response or potential mechanical failures. For instance, a lower pressure might not fully engage the braking system, while a higher pressure could cause excessive wear or even damage to the brake components. Thus, option B accurately reflects the necessary parameters for rear brake air pressure in the MTV for safe operation.