The unit of measurement for ride control speed is

• A. Miles per hour
• B. Kilometers per hour
• C. Meters per second
• D. Feet per minute

Answer: (A)

Ride control speed is the rate at which the machine travels with the ride control engaged, so it’s expressed as a ground speed. In many wheel loader setups, especially in the US, the operator’s speed readout and control settings are given in miles per hour. This keeps the unit consistent with the machine’s speedometer and with common operating practices, making it easier to set, read, and stay within safe limits.

Kilometers per hour would be used in metric regions, while meters per second is a scientific unit not practical for on‑the‑fly machine controls, and feet per minute is an uncommon, older unit for vehicle speed. So miles per hour is the most appropriate unit for ride control speed in this context.