Traxxas 3340 Velineon ESC Cooling Fan Slash 2WD Keeps your VXL-3 running cooler Simple installation requires only snapping the fan housing on the ESC and plugging in the connector on the ESC to the fan Includes:One Cooling Fan Unit with installation sheet Specs:Length: 1.56" (39mm) Width: 1.34" (34mm) Height: .83" (21mm) including clips - .47" (12mm) not including clips Fits:1/10 Bandit VXL , 1/10 Stampede 2wd VXL , 1/10 Rustler VXL , 1/10 Slash 2wd XL-5 , 1/10 Slash 2wd XL-5 , 1/10 Slash 2wd XL-5 , 1/10 Ford F-150 SVT Raptor 2wd , 1/10 Slash 2wd VXL , 1/10 Stampede 4x4 VXL , 1/10 Slash 4x4 Platinum , 1/10 Slash 4x4 Ultimate , 1/10 Slash 4x4 VXL