Xpert KD1 Quick Release Cyclic Servo

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This is the Xpert RC R1 KD1 Quick Release Cyclic Servo High Voltage (6.0V~8.4V), Standard Size, All Aluminum, One Piece Finish, High Strength Metal Gear, Quick Release Cable, helicopter cyclic servo.

Product Features & Specifications:

  • Developed and tuned by World Champion Helicopter Master, Kyle Dahl
  • Global 3D 2017 Competition Winning Servo
  • Ultra High Responsive cyclic algorithm software
  • Quick release cable that allows easy and quick installation for all helicopters
  • Brushless motor design provides extremely high speed, top efficiency, and low power consumption
  • 4096 resolution and SIC (Single Integrated Circuit) for the highest performance and durability
  • All Aluminum case for the best thermal dissipation and durability
  • Strong Metal Gear
  • Glitch-free
  • Sophisticated error correction
  • High-Speed, High-precision 12-bit AD converter and CPU calculation
  • Fail safe
  • Over current protection
  • Over temperature protection
  • Start sonorant
  • Operating frequency up to 400Hz

Dimensions: 40x37.80x20 mm

Weight: 72 g


  • @6.0V: .086 sec/60
  • @7.4V: .07 sec/60
  • @8.4V: .062 sec/60


  • @6.0V: 21.43 kg-cm (296.45 oz-in)
  • @7.4V: 26.43 kg-cm (366.85 oz-in)
  • @8.4V: 30.00 kg-cm (416.40 oz-in)

Matching Gear Set: XGS7232S

Matching Case: XC-18