Exalt – complete rotor brass shim kit (Phoenix Mod or Spec motors)

The Exalt Brass Rotor Shim Set is the ultimate solution for racers and builders who want complete control over rotor float and end-play across a wide range of brushless motors.Made from precision-machined brass for added mass and durability, this kit includes a variety of shim sizes to fine-tune motor performance on virtually any 540-class brushless motor using a standard 1/8” rotor shaft. Whether you’re building, tuning, or balancing—this kit ensures you always have the right shim for the job. Key Features:Compatible with all brands of 540 motors using a 1/8” rotor shaftMultiple shim thicknesses included for tuning flexibilityMade from high-quality brass for long-lasting performanceIdeal for adjusting rotor float, reducing endplay, and improving throttle feelAlso useful for chassis suspension shimming applicationsA mix of varied thickness brass shimsDesigned for universal 1/8” rotor shaftsPackaged for easy organization and trackside convenience Why Brass?Brass adds subtle weight, helping to fine-tune balance and stabilize rotor motion without introducing magnetic interference.