Thursday , 26 June 2025

Reedy Sonic 540-M3 Short Stack Competition Brushless Motors

Reedy Sonic 540-M3 Short Stack Competition Brushless Motors

Reedy has released a pair of ‘short stack’ motors in a 10.5T and 21.5T versions. For those that aren’t familiar with these, they use a short stack stator that is wrapped with pure copper magnet wire and low-resistance collector rings. Designed for 1S LiPo use, they can give a noticeable power advantage in classes like F1 and 4WD GT cars that use a 2S pack.

The Reedy short stack motors meet all the legal rules for ROAR, EFRA and IFMAR specs.

Features
• CNC-machined, lightweight, 3-piece can
• Aluminum end cap
• Low-resistance, silver-plated solder tabs
• Optimized air cooling
• Dual precision ball bearings
• Balanced rotor
• High-strength magnet
• Adjustable timing
• Completely rebuildable
• Competition proven
• Built to ROAR/EFRA/IFMAR specs

Specs
Cells: 1-2S LiPo
Diameter: 35.8mm
Length: 52.7mm
Shaft Diameter: 3.15mm

#284 Reedy Sonic 540-M3 21.5 1S Spec Brushless Motor – $95.99
#285 Reedy Sonic 540-M3 10.5 1S Spec Brushless Motor – $95.99

[source: www.reedypower.com]










About Tony Phalen

Tony Phalen - As an avid RC enthusiast, Tony has been building, bashing and racing RC Cars for over 30 years. He has participated in every kind of surface racing events - 1/18 scale trucks, 1/10 scale TC, Rock Racers, Rally - if it had wheels, he's raced it! He's also worked on both sides of the industry fence; collaborating with many major manufacturers (as well as being a sponsored driver) to working for a high-profile industry magazine. During this time he has learned many tricks, tips and techniques and is sharing that knowledge on CompetitionX - the most informative RC website on the internet!

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