This is the Tamiya TBLM-02S 15.5T Sensored Brushless Motor.
Sensored design provides smooth operation at both low and high speeds
Designed for use with Tamiya's sensored ESCs such as the TBLE series
(cooling fan recommended for longer ESC life)
Ideal for touring car applications with 6.0 - 8.3 gear ratios,
Tamiya M-chassis vehicles with 5.8 - 7.2 gear ratios, and
Tamiya F104 chassis vehicles with 3.7 - 4.6 gear ratios
Tamiya 15.5T Sensored Brushless Motor with Wire Leads and Instruction
Sheet
Sensored ESC such as the Tamiya TBLE series
Input Voltage: 6.6 - 7.2V
Length: 2.3" (58mm)
Diameter: 1.4" (36mm)
Weight: 6.28oz (178g)
Wire Lead Size: 12AWG
Shaft Diameter: .125" (3.17mm)