This is the Tekin T35 HD 35 Turn Rock Crawler Brushed Motor. FEATURES: High-strength upgraded ferrite magnets Legal for rock crawling competitions Completely rebuildable Dual precision ball bearings 120 day limited warranty INCLUDES: Tekin T35 HD 35 Turn Rock Crawler Brushed Motor REQUIRES: ESC such as the Tekin FXR Brushed ESC, TEKM1091 Motor leads Pinion gear depending on vehicle SPECS: Input Voltage: 3S LiPo or 10-cell NiMH battery Dimensions: 2.07 x 1.42" (52.7 x 36mm) Shaft Diameter: 0.125" (3.2mm) Bearing Size: 3/8 x 1/8" Motor Weight: 5.98oz (169g) jxs 11/15/11 ir/jxs