Overview
The Hobbywing XeRun Xerun 4268 SD G3 is a sensored brushless motor designed for 1/8th SCT, buggy, and touring car applications. It supports full-sensored operation when paired with compatible Hobbywing XeRun XR8 series ESCs (including XR8 Plus G2S), and features Turbo Timing technology and a pure signal sensor mode circuit.
Key Features
- ROAR approved
- Suitable for 1/8th SCT, buggy, and touring car
- Turbo Timing technology (usable when paired with Hobbywing XeRun XR8 series ESCs)
- Full sensored mode (when paired with XR8 Plus G2S ESC)
- Pure signal sensor mode circuit: sensor unit identification by ESC for “Pure Sensored” operation with Hobbywing XeRun XR8 series ESCs
- Adjustable mechanical timing (bi-directional, CW/CCW): 20-40 degrees
- Advanced Hall sensor system (“error-free” Hall sensing system) with separate magnetic ring for clean rotor position signal output
- 4-pole, 8-magnet “Staggered Pole” rotor (Hobbywing patented design)
- Optimized structure: efficiency improved by 6% or more vs XERUN 4268/4274 G2; reduces temperature rise (reducing thermal runaway)
- Low cogging effect and smooth low RPM operation (minimizes low RPM “no current effect”, cogging, and small torque pulse)
- Dustproof design note: Off-Road motor is IP5X; only 4268-1900KV/2200KV and 4274-2250KV are IP5X
- Construction notes: single-piece 7075 aluminum bar processed by precision CNC; stator case with zero gaps/surface screws on the can body; silicon O-ring seal at the sensor port
- Gold-plated U/90° curved copper solder tabs (low internal resistance) for easier wire soldering
- Double insulated windings (240°C R-rated), NMB bearings (Japan), high-intensity adhesive (340°C)
- Mounting hole notes: front case bell contains two pairs of M3 and two pairs of M4 screw holes
- Weight notes: 1900KV / 2200KV is 315g / 285g respectively; 1900KV / 2200KV is 20g / 45g lighter than 4268 motor 330g
- Turbo feature note: when G3 series motors are paired with XR8 Pro G2 ESC, the turbo feature can be set to a maximum of 48°
Specifications
Motor Specifications (XeRun 4268SD)
| Parameter | 30401906 | 30401907 | 30401908 | 30401910 | 30401909 |
| KV | 1900KV | 2200KV | 2000KV | 2400KV | 2800KV |
| Pole | 4 | 4 | 4 | 4 | 4 |
| LiPo | 2S-6S | 2S-6S | 2S-6S | 2S-4S | 2S-4S |
| R. (Ohm) | 0.0075 | 0.0069 | 0.0069 | 0.0059 | 0.0035 |
| No load current (A) | 4A | 4.1A | 4.2A | 4.3A | 6.1A |
| Size O.Dia / Length (mm) | 42/68 | 42/68 | 42/68 | 42/68mm | 42/68 |
| Weight (g) | 315 | 285 | 285 | 276g | 300 |
| Vehicles | 1/8 OffRoad | 1/8 OffRoad | 1/8 OnRoad | 1/8 OnRoad | 1/8 OnRoad |
Bearing Specs
| Front bearing diameter | Outer=16mm, Inner=5mm, Height=5mm |
| Rear bearing diameter | Outer=11mm, Inner=5mm, Height=5mm |
Applications
- 1/8th SCT
- 1/8 buggy
- 1/8 touring car
- 1/8 OffRoad and 1/8 OnRoad setups (by KV version)
For setup and compatibility questions (ESC pairing, sensor mode, timing), contact support@rcdrone.top or visit https://rcdrone.top/.
Manuals
Video
Details

The XeRun 4268 SD G3 sensored brushless motor is built for 1/8-scale RC setups using a full-sensored power system.

Paired with Hobbywing XERUN XR8 series ESCs, the motor supports Turbo Timing settings up to 48° for 1/8-scale competition setups.

Adjustable mechanical turbo timing in both CW and CCW directions helps fine-tune motor output for different track setups.

The XeRun 4268 SD G3 motor is presented with a focus on improved efficiency to help reduce temperature rise during runs.

The XeRun G3 sensored motor uses a Hall sensor board with a separate magnetic ring to help deliver a clean rotor position signal.

The XeRun 4268 SD G3 motor uses a finned can design and is labeled with an IP5X dustproof rating for off-road use.

The XeRun 4268SD G3 sensored motor uses a lightweight design, with the 1900KV version listed at 315g.

The XeRun 4268 G3 sensored brushless motor features a finned aluminum can and clearly labeled 1900KV rating for easy setup.

The XeRun 4268 G3 sensored brushless motor features gold-plated U-shaped solder tabs and a sealed sensor port for clean wiring.

The XeRun 4268 lineup includes multiple KV choices for 1/8 on-road and off-road setups, with 4274 also listed as a 2250KV option.
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