- Description
- Review
- FAQ
AG-4 GEN2 GYRO
1. Precision Control for Micro-Scale Drift
Engineered for 1:24 / 1:28 RC drift chassis, AG-4 GEN2 combines precise PID control, 5 selectable response modes and Bluetooth tuning in an ultra-compact package.
iOS & Android App Support · 5 Gyro Modes · Full EPA Control · 2.9g
2. Key Features
Built for Better Control
Micro-Scale Optimized
Tuned specifically for the low weight, low inertia and fast steering response of 1:24 / 1:28 RC chassis.
High-Gain Stability
Helps reduce steering jitter at higher sensitivity settings while maintaining fast and natural transitions.
Full EPA Control
Independent Center, Left and Right endpoint calibration for different chassis and steering geometries.
Ultra-Compact 7075 Case
CNC-machined aluminum housing designed for space-constrained micro-scale builds.
3. App Tuning
Tune It from Your Phone
Connect AG-4 via Bluetooth and fine-tune your setup directly through the ARK EDGE App.
MODE
Choose from 5 built-in gyro response profiles.
GAIN
Adjust the overall level of gyro assistance.
STEERING RATIO
Balance driver steering input and gyro intervention.
DAMPING
Fine-tune the speed and smoothness of gyro response.
Available on iOS & Android
Search “ARK EDGE” in the App Store or Google Play.
4. Five Modes
5 Modes. 5 Different Responses.
Five built-in control curves provide different steering correction characteristics for different chassis setups and driving preferences.
MODE 1 · MODE 2 · MODE 3 · MODE 4 · MODE 5

5. Specifications
| Scale | 1:24 / 1:28 |
| Drivetrain | RWD / AWD |
| Control System | P.I.D. |
| Gyro Modes | 5 |
| Wireless Tuning | Bluetooth |
| App | ARK EDGE — iOS / Android |
| Voltage | 4.8–6.0V |
| Dimensions | 21.6 × 13.3 × 7.5mm |
| Weight | 2.9g |
| Output Signal | PWM |
| Case | CNC-Machined 7075 Aluminum |
Player's real feedback:


AG4 GEN2 Gyro Setup


Video of how android app tuning
Manual of AG4 GEN2 GYRO: https://drive.google.com/file/d/1xKvoxu4aUDltj4cEvJ-8xKSIVSBm_K9T/view?usp=drive_link
Android App Setup Tutorial Video: https://youtu.be/fdk2iS2-Yqs?si=hQN-wUG7EiBwdmYz
Android App Download: https://drive.google.com/file/d/1BcXPqdGh_N8_kBVLGda6AORIIUlP1iPD/view?usp=drive_link
What scale RC cars is the AG-4 GEN2 compatible with?
Can I adjust the gyro from my phone?
What parameters can I adjust in the ARK EDGE App?
How many gyro modes does AG-4 GEN2 have?
What is EPA and why does it need to be calibrated?
Can I adjust the gyro without using the app?
Where should the gyro be installed?
Why does my car have steering jitter or shaking after installing the gyro?
What voltage does the AG-4 GEN2 support?
How small and light is the AG-4 GEN2?
Complete Your RC Setup
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