Spektrum Firma 3900Kv 4-pole Brushless Motor & 100 Amp Brushless Smart ESC 3S by Spektrum
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3S upgrade motor and ESC:
SPMXSM3300: Firma 3900Kv 4-pole brushless motor - Perfect upgrade for brushed 540- and 550-size brushed motors with the same diameter and mounting pattern (vehicle must accept pinions with a 5mm bore) - High-quality 4-pole sintered rotors - 4mm gold plated bullet connectors - Precision ball bearings and hardened steel 5mm shaft - SafeD-5 Pinion compatible.
SPMXSE1100: Firma 100 amp brushless smart ESC 3S - Smart all-in-one telemetry - Fast, powerful 32-bit ARM M4 processor - Input Voltage 6.0V - 9.6V (2-4S LiPo, 5-9 cell NiMH) - Output Connector 4mm Bullet - Failsafe protection.
Parts are removed from brand new models. We guarantee parts will be new and functional upon arrival but we cannot provide any warranty service after usage. You will receive all parts as illustrated and they will be repackaged. Some parts may have minor cosmetic signs of disassembly. Part trees (where applicable) may be separated for shipping.
- Compatible Models