Hobbywing Ezrun 3665Sd 4000Kv Black G3 Sensorless Motor

The Hobbywing Ezrun 3665SD Black G3 4000KV brushless motor delivers efficient, reliable power for 1/10-scale RC vehicles. Featuring a robust 4‑pole design and 5mm output shaft, it is engineered to handle demanding off-road use while maintaining smooth operation. Part number HW30402608.

Optimised for 2–3S LiPo setups, the G3 can size (37mm diameter, 65.8mm length) and quality bearings support consistent performance with low no‑load current. A solid choice for powerful 1/10 applications where durability and throttle response matter.

Specifications

• Scale: 1/10
• Motor Type: Brushless (BL)
• Pole Count: 4
• KV Rating: 4000KV
• LiPo Cells: 2–3S
• No‑Load Current: < 8.2A
• Diameter: 37mm
• Length: 65.8mm
• Shaft Diameter: 5mm
• Weight: 297g
• Front Bearing: D16 × D5 × T5
• Rear Bearing: D11 × D5 × T5

Suggested Compatibility

• 1/10 short course trucks
• 1/10 truggies
• 1/10 monster trucks