6S High Power: Elevate your crawler's capabilities with support for up to 6S LiPo battery, delivering a remarkable 106% increase in maximum output power and 11% greater efficiency compared to its predecessor, the R2 motor.Two KV Options, Wide Application: Choose between 1700KV and 2000KV options of the AXE 4274 motor, catering to diverse application requirements across 1/8th, 1/7th, and 1/6th scale crawlers.Excellent Protection: Equipped with IP67 protection, the AXE R3 motor features a proven HOBBYWING waterproof sensor harness design, ensuring reliability in complex and varied climatic conditions.Precision Magnetic Sensor: Built-in with a precision magnetic encoding sensor, offering 60 times greater accuracy than traditional sensors commonly used in brushless motors. Enjoy consistent three-phase signals and precise rotor position feedback.Strong Compatibility with Optional Motor Adapter: The XeRun AXE R3 motor boasts 4 sets of 25.4mm mounting holes and 4 for M3/M4 respectively. For frames with 30mm mounting holes, an optional motor mounting conversion plate is available for purchase, ensuring compatibility with a wide range of setups.Premium Materials, Performance Upgrade: Crafted with high-quality aluminum CNC shell, top-tier brand bearings, ultra-thin silicon steel sheets, 200 degree C high-temperature-resistant enameled wire, and a high-toughness alloy output shaft. Hobbywing is dedicated to delivering exceptional performance to users worldwide. Elevate your crawler's performance to new heights with the XeRun AXE R3 motor.Specifications:KV: 1700KVLiPos: 3-6SNo-Load Current (A): 4ADiameter / Length (mm): D=42 mm (1.65 in) / L=74 mm (2.91 in)Shaft Diameter / Length (mm): D=5 mm (0.197 in) / L=18.5 mm (0.73 in)Poles: 4Weight (g): 405gApplications: 1/8 & 1/6 Crawler