Model: -550 Length: about 57mm Diameter: about 37mm Shaft length: about 12mm Gear diameter: about 9.6mm Motor mounting hole distance: about 25mm Motor gear: 14 teeth Rated voltage: 14.4V The 14-teeth motor is compatible with the following models: 14-teeth DC 12V motor for 629817-8, 6270D, 6227D, 6270DWE, 6271DWE, 6271D, 6270DWPE 14-teeth DC 12V motor for 629817-8, 6270D, 6270DWE, 6271DWE, 6271D, 6270DWPEW cordless drill screwdriver 14-teeth 10.8V 12V for DCD700, DCD710, DCD710S2, DCD701, N075847, N446251, N432948, N038034, DCD710C2, DCD710DV, DCD710D2 14-teeth DC 14.4V replacement for 629819-4, 629875-4, 6381D, BDF343, 6280D, 6280DWE, 6281DWE, 6281D, MT070, 6280DWPE, 6280PWPE3 14-teeth DC 14.4V suitable for GSR14.4-2 cordless electric drill driver and electric screwdriver 14-teeth DC 14.4V suitable for 6228DWE, 6228D cordless drill screwdriver 14-teeth DC 14.4V for 6280DWPE3, 6280D, 6280DWE, 6281DWE, BDF343, 6281DWPE, MT070, 6281D 14-teeth DC 14.4V for DF347D, BDF343, DF347DWE, DDF343 Color: Silver Material: Metal Package Contents: 1 x Motor Note: Light and display differences may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3cm.