The present system for recording vehicle-related data does not involve an elaborate installation procedure and thus may be routinely transferred from one vehicle to the next. The system has a recording module and at least on sensor module. The recording module has a wireless receiver, a processor, a vehicle interface assembly, and a data processor interface. The vehicle interface assembly enables the recording module to detachably connect to the vehicle. The sensor modules have a sensor, a processing subsystem, and a wireless transmitter. The wireless transmitter of a sensor module communicates with the wireless receiver of the recording module. Also disclosed is a method of recording vehicle related data.