Spektrum FIRMA 2840 4500Kv 4-pole BL Motor SPMXSM4700
The Spektrum™ Firma™ 4500Kv Brushless Motor is the perfect replacement for the 1/12 Losi NASCAR AWD RC Racecar. This motor features a low-cog 4-pole rotor design, CNC machined aluminum housing, insulated high-purity copper windings, a high-quality alloy steel 2.3mm output shaft, and precision bearings for durability and smooth rotation.
- Developed as an upgrade for the 1/12 Losi NASCAR AWD RC Racecar
- Reach speeds of up to 30MPH on 2S and extreme speeds of up to 44MPH on 3S
- Highly efficient design
- High-quality 4-pole sintered rotor
- Constructed with precision ball bearings and a hardened steel shaft for durability
- Replacement motor for the Firma™ Motor / ESC / Receiver Combo (SPMXSEMC25)
Product Specs
- Input Voltage 2S-3S, 7.4v - 11.1v
- Motor Size 2840
- Motor Type Brushless
- Number of Poles 4
- Outer Diameter 1.1" (28 mm)
- Product Length 1.57" (40 mm)
- Product Weight 3.1oz. (86g)
- RPM/Volt (Kv) 4500Kv
- Shaft Diameter 0.09" (2 mm)
- Shaft Length 0.55" (14 mm)
