Slightly used, Tamiya 540J (Johnson) brushed motor (vintage 2-slot can design).  Tamiya part #53689,

Was installed in a Tamiya M04 M-chassis. used on carpet a hand full of times and put away for the last 15yrs.      

Motor Specs

This is a 540-J size brushed stock motor from Tamiya. 

FEATURES: 540 size, bushing construction, ideal for basic radio control vehicle use

                    Yellow and Green motor wires with bullet connectors pre-installed

INCLUDES: One 540-J size Stock Motor from Tamiya

REQUIRES: Installing in vehicle, “Brushed” style ESC or MSC

SPECS:    Voltage Range: 7.2V-8.4V

                 RPM at Best Efficiency: 14500 RPM @ 7.2V

                 Torque at Best Efficiency: 255g-cm @ 7.2V

                 Current Consumption at Best Efficiency: 7.9A @ 7.2V

COMMENTS: Motor becomes hot after running. Allow motor to sufficiently cool