EzRun 4268 & 4278 SD G2R - RC Car Motor
EZRUN 4268 / 4278 SD G2R
Sensored Design
Linear Smooth Response
  • The motors are powerful, and linear.
    When paired with the matching ESC,
    the performance is unmatched.
Perfect match for
EzRun MAX8 G2S ESC
  • These motors are paired perfectly with the EZRun MAX8 G2S.
    The ESC can identify the matching motor,
    and provide the best performance.
    When paired with the matching ESC, the overheat protection
    can be used to prevent any motor damage from overheating.
Supports
Higher RPM

The motor supports
a maximum speed of up to
60,000RPM

Which is a 9% increase
compared to the G2 motor

The rotor's explosion-proof
capability has been
further enhanced
Ready to take on all conditions
  • The motor features Hobbywing's patented waterproof design for
    both the output shaft position and wire outlet housing.
    Combined with a new type of induction line interface,
    it achieves an IP67 protection rating,
    ensuring outstanding waterproof and dustproof performance.
    It effortlessly withstands various
    weather conditions and harsh environments.
Durable Materials
  • It adopts high-hardness aluminum alloy CNC shell,
    high-quality bearings of first-line brands,
    ultra-thin silicon steel sheets of first-line brands,
    high temperature-resistant oxygen-free copper wires,
    and high-toughness alloy output shafts to
    provide excellent performance for the motor.
    Performance provides a solid guarantee.

Model
EZRUN 4268SD G2R EZRUN 4278SD G2R
PN
  30402140 30402141
Type
Scale 1/8th 1/8th
Brushed/Brushless BL BL
Sensored/Sensorless SD SD
Pole Count 4 4
Relevant Parameters
KV Rating 2500KV 2250KV
LiPo Cells 3-4S 3-6S
No-load Current(A) 5.0A 5.3A
Size & Weight
O.D.(mm) 42 42
Length (mm) 68 78
Shaft Diameter (mm) 5 5
Weight (g) 360g 465g
Front Bearing D16*D5*T5 D16*D5*T5
Rear Bearing D11*D5*T5 D11*D5*T5
Other Parameters
ESC EZRUN MAX8 G2S EZRUN MAX8 G2S
Vehicles 1/8th Buggy, 1/10th Heavy-duty Monster Trcuk 1/8th Truck, Monster Truck
Support

Manuals & Documents

Manuals

FAQ

Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R
Hobbywing EzRun 4268 & 4278 SD G2R

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System Trends
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EzRun 4268 & 4278 SD G2R
Overview Specifications Support Accessories Detail
EZRUN 4268 / 4278 SD G2R
Sensored Design
Linear Smooth Response
  • The motors are powerful, and linear.
    When paired with the matching ESC,
    the performance is unmatched.
Perfect match for
EzRun MAX8 G2S ESC
  • These motors are paired perfectly with the EZRun MAX8 G2S.
    The ESC can identify the matching motor,
    and provide the best performance.
    When paired with the matching ESC, the overheat protection
    can be used to prevent any motor damage from overheating.
Supports
Higher RPM

The motor supports
a maximum speed of up to
60,000RPM

Which is a 9% increase
compared to the G2 motor

The rotor's explosion-proof
capability has been
further enhanced
Ready to take on all conditions
  • The motor features Hobbywing's patented waterproof design for
    both the output shaft position and wire outlet housing.
    Combined with a new type of induction line interface,
    it achieves an IP67 protection rating,
    ensuring outstanding waterproof and dustproof performance.
    It effortlessly withstands various
    weather conditions and harsh environments.
Durable Materials
  • It adopts high-hardness aluminum alloy CNC shell,
    high-quality bearings of first-line brands,
    ultra-thin silicon steel sheets of first-line brands,
    high temperature-resistant oxygen-free copper wires,
    and high-toughness alloy output shafts to
    provide excellent performance for the motor.
    Performance provides a solid guarantee.

Model
EZRUN 4268SD G2R EZRUN 4278SD G2R
PN
  30402140 30402141
Type
Scale 1/8th 1/8th
Brushed/Brushless BL BL
Sensored/Sensorless SD SD
Pole Count 4 4
Relevant Parameters
KV Rating 2500KV 2250KV
LiPo Cells 3-4S 3-6S
No-load Current(A) 5.0A 5.3A
Size & Weight
O.D.(mm) 42 42
Length (mm) 68 78
Shaft Diameter (mm) 5 5
Weight (g) 360g 465g
Front Bearing D16*D5*T5 D16*D5*T5
Rear Bearing D11*D5*T5 D11*D5*T5
Other Parameters
ESC EZRUN MAX8 G2S EZRUN MAX8 G2S
Vehicles 1/8th Buggy, 1/10th Heavy-duty Monster Trcuk 1/8th Truck, Monster Truck
Support

Manuals & Documents

Manuals

FAQ
Top

Products Center

Service and Support

News Center

About

Global Partners

Welcome to Brushless
System Trends
Privacy Policy | 粤ICP备14009225号  |   ©2026 HOBBYWING Technology CO., LTD.. All rights reserved