

HWI30402450
EZRUN 4990SD G2 4-Pole 1/6 Scale Sensored Brushless Motor (1650kV)
EZRUN 4990SD G2 4-Pole 1/6 Scale Sensored Brushless Motor (1650kV)
Motor Overview:
Hobbywing EZRun 4990SD G2 4-Pole brushless motor, a powerhouse designed to elevate your RC experience. With cutting-edge technology and precision engineering, this motor delivers unrivaled performance and efficiency. Whether you're a seasoned racer or a casual enthusiast, the 4990SD G2's design ensures smooth acceleration and high torque output, while its advanced construction guarantees durability and longevity. Unleash the full potential of your large scale vehicle with the EZRun 4990SD G2, where innovation and performance converge to provide herculean power that will send your rig to the next zip code.
Features:
- 4-pole rotor design for more torque with strong explosive force
- Detachable motor design for easy maintenance
- Waterproof sensor interface
- Explosion proof rotors
- Spiral CNC shell
Specifications:
- Input Voltage: 3-8S LiPo
- KV: 1650kV
- Pole: 4
- Motor Diameter: 1.93" (49.02mm)
- Motor Length: 3.54" (90mm)
- Shaft Diameter: 0.19" (5mm)
- Shaft Length: 0.84" (21.5mm)
- Front Bearing size: D19*D6*T6
- Rear Bearing size: D19*D6*T6
- Weight: 701g
Includes:
- (1) EZRun 4990SD G2 4-Pole 1/6 Scale Sensored Brushless Motor
Pairs well with
Easy to use for beginners
Durable build for long-lasting fun
Quick recharge and extended range for all-day play
Perfect for pools, lakes, and calm rivers

EZRUN 4990SD G2 4-Pole 1/6 Scale Sensored Brushless Motor (1650kV)
Product details
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Engineered for Speed. Built for Control.
Our RC vehicles and parts are crafted with cutting-edge tech and tested for durability. From high-speed drones to rugged RC cars and boats, every product delivers serious fun and unmatched reliability.
Performance You Can Trust
Join thousands of RC enthusiasts who count on ParkFlyers for top-tier quality, responsive customer support, and an unbeatable collection of parts and models.
Got Questions? We've Got Answers
What types of RC vehicles do you sell?
We offer a wide range of RC vehicles including airplanes, drones, helicopters, cars, trucks, boats, and a full selection of parts and upgrades for each.
Are your products ready to run (RTR) or require assembly?
Most of our models are RTR (Ready to Run) or RTF (Ready to Fly), meaning they include everything you need out of the box. Some kits may require minimal assembly—check the product description for details.
Do you offer replacement parts?
Yes! We stock replacement parts for most models we sell. If you’re not sure which part you need, contact our support team and we’ll help you find the right match.
How long does shipping take?
Orders typically ship within 1–2 business days. Delivery time depends on your location, but most customers in the U.S. receive their orders within 3–7 business days.
Do you ship internationally?
At the moment, we primarily ship within the U.S., but international shipping is available on select items. Please contact us for a custom quote.
























