Check the listing for details. Castle Creations "Slate" 1406 Sensored 4-Pole Brushless Crawler Motor (3800kV). Condition: New. Listed at 85.99 USD. New in package Castle Creations "Slate" 1406 Sensored 4-Pole Brushless Crawler Motor (3800kV)The Castle "Slate" 1406 Sensored 4-Pole Brushless Crawler Motors are ROCK READY! With super smooth startup and low RPM control, Castle has you covered if you are looking for the ultimate motor for the trails or Ultra 4 track days.Note:Water Resistant Design: The sensor board is coated with silicone conformal coating to protect the sensors from moisture. The sensor connections are not water resistant; water can cause signal loss which could result in loss of sensored capabilities. Castle recommended applying dielectric grease to the outside of the sensor wire connections after installation of the wire. Routine maintenance is recommended after running in wet conditions. Please refer to the document in the resources tab for running and maintaining motors in wet environments. Specifications: Input Voltage Range: 2S-3S LiPo Kv: 3800 Max. RPM: 100,000 Can Length: 49.5mm Can Diameter: 36mm Weight (w/wires): 197 g / 6.9oz Shaft Size: Length: 15mm Shaft Diameter: 1/8" (3.17mm) (Optional 5mm rotor replacement available) Mounting Hole Specifications: M3 @ 25mm Cooling Fan: Optional - Coming Soon Connectors: 4mm male Castle Bullet Connectors Items Needed for Operation: Compatible Electronic Speed Control (ESC) Application Guidelines: Ideal for 1:10 scale low speed rock crawlers/trail runners on 2S-3S weighing less than 8lbs. Can also be used in more aggressive setups in lighter 1:10 scale touring cars, stadium trucks or buggies weighing up to 5lbs. Recommended ESC(s): Mamba Max Pro, Mamba X, Mamba Micro X Max. Recommended Vehicle Weight: 8lbs when used for low speed/moderate driving style like rock crawling and trail running; 5lbs for more racing and aggressive driving styles. (The 1410 3800kv recommend for heavier rigs and aggressive driving.) Running modes: SMARTSENSE™, Sensored, Sensorless with Castle sensored capable ESCs. Free Shipping To USA Vehicle models vary. We DO NOT guarantee this will fit the vehicle specified in this listing!Verify that this item is appropriate for your vehicle. Consult your manual or vehicle manufacturer.Verify vehicle fit-ment before purchase.Returns will only be accepted on items that are returned in new, factory-sealed packaging. Used, damaged (unless damaged when it arrived to you), and opened items will not receive a full refund. Any and all warranty claims will be handled through the manufacturer directly.