Overview
The Firma 1100Kv brushless motor is a perfect option for Arrma Roller kits and 1/5 scale bashers and monster trucks with a 3-8S LiPo setup. Featuring a low cog 4-pole design, CNC machined aluminum housing, insulated high purity copper windings, high-quality alloy steel 8mm output shaft, and precision bearings for high durability and smooth rotation. Preinstalled with 6.5mm gold plated bullet connectors for easy installation, and perfectly matched for the Firma 160 Smart ESC.
Features
- Perfect upgrade for 1/5 scale bashers and monster trucks running on 3-8S LiPo batteries.
- High efficiency design
- 8S LiPo power capable
- High-quality 4-pole sintered rotor
- 6.5mm gold plated bullet connectors
- High-quality construction with precision ball bearings and hardened steel 8mm shaft
- Safe-D Shaft provides a c-clip locking point for preventing pinion gear slip
Firma 1100Kv 4-pole Brushless Motor Specfications:
- Input Voltage: 11.1 – 29.6V (3 – 8S)
- Recommended Speed Control: Spektrum Firma 160A Brushless Smart
- RPM/Volt (Kv): 16,500/15V
- Shaft Length: 0.87″ (22 mm)
- Motor Design: Inrunner
- Application: Arrma Roller Kits, and 1/5 scale Basher and Monster Trucks
- Product Length: 3.4″ (86 mm)
- Motor Size: 5687
- Connector Type: 6.5mm Bullet
- Efficiency: 86%
- Number of Poles: 4
- Product Weight: 31.5oz (893g)
- Motor Type: Brushless – Sensorless
- Resistance: .0041 ohms
- Shaft Diameter: 0.315″ (8 mm)
- Output: 7900W
- Maximum Continuous Current: 95A
- Connector Wire Length: 7.48″ (190 mm)
- Outer Diameter: 2.2″ (56 mm)
- Bushing Or Bearing: Bearing
- Adjustable Timing: No
In The Box
- Firm 1100Kv 4-Pole Brushless Motor
Needed to Complete
- 160A ESC
Spec
- Brand: Spektrum
- Part No: SPMXSM2500
- Barcode: 605482719428
- Fitment: Option Part

















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