Castle Creations Cobra 5 8S ESC + 1721-1260KV Brushless Motor Combo

Overview

The Castle Creations Cobra 5 8S Combo (010-0179-03) pairs the powerful Cobra 5 8S brushless ESC with the high-RPM Castle 1721-1260KV brushless motor in one factory-matched power system. Designed for high-performance large-scale RC vehicles, this combo delivers exceptional acceleration, smooth control, and rock-solid reliability.

The 1721 motor provides the perfect blend of speed and torque for 1/8 to large-scale builds, while the Cobra 5 ESC delivers up to 8S LiPo (33.6V) capability with a powerful 20A peak BEC. Together, they form a proven setup tuned by Castle for maximum performance and durability.

Whether you're building a high-speed truck, a 1/5 scale basher, or a custom large-scale vehicle, this combo removes the guesswork and gets you on the track or trail with proven Castle power.

Key Features

• Factory-matched ESC and motor combo
• 8S LiPo (33.6V) capable
• 20A peak BEC powers high-torque digital servos
• 1721 brushless motor with 1260KV rating
• Smooth throttle modulation and strong braking
• Robust construction for high-power RC builds
• Genuine Castle Creations matched power system

Performance Benefits

• Strong low-end and mid-range punch for heavy vehicles
• High top-speed potential at 8S voltage
• Smooth, linear throttle delivery
• Reliable thermal performance under heavy load
• Eliminates the guesswork of pairing components

Usage Notes

• Best used with 1/8 scale to large-scale RC vehicles (1/5 scale), heavy bashers, speed builds, and custom high-power projects
• Confirm gearing, drivetrain strength, and cooling are appropriate for 8S operation
• Use with standard 2.4GHz radio systems
• Verify battery is rated for high-current 8S use

Technical Specs

ESC Specifications

• Brand: Castle Creations
• Model: Cobra 5
• ESC Type: Brushless
• Maximum Voltage: 8S LiPo (33.6V)
• BEC Output: Up to 20A peak

Motor Specifications

• Brand: Castle Creations
• Motor Size: 1721
• KV Rating: 1260KV
• Motor Type: Brushless
• Pole Count: 4-Pole

Combo Information

• Application: High-power electric RC systems
• Part Number: 010-0179-03

What's Included

• 1 x Castle Creations Cobra 5 8S brushless ESC
• 1 x Castle Creations 1721-1260KV brushless motor
• Pre-installed wiring

Summary

The Cobra 5 8S + 1721-1260KV combo is a high-RPM, high-power package built for serious large-scale RC builders. Castle reliability, smooth control, and matched components make it a top choice for 1/8 to 1/5 scale high-performance vehicles.