GXservo 40kg Servo PWM digital Servos:
Short body short version servo The shell is made of aviation aluminum alloy CNC precision manufacturing and plastic upper shell, steel precision gears, coreless motor, high sensitivity, compact body, high-voltage circuit, waterproof and dustproof, can be slow to start and blocking protection function; support free computer parameter adjustment function (need to additionally purchase a USB programming card to adjust the parameters), support the free adjustment of the pulse width angle. Adaptation scene: 1/10 to 1/8 of the remote control toy car, aeromodeling, ship modeling, robotics industrial field.
Specification：
| Item | Specification |
|---|---|
| No Load Speed | 6.0V ≤ 0.15sec/60° |
| 7.4V ≤ 0.12sec/60° | |
| 8.4V ≤ 0.11sec/60° | |
| Max. Torque* | 6.0V ≥ 35kgf.cm |
| 7.4V ≥40kgf.cm | |
| 8.4V≥42kgf.cm | |
| Pulse Width Range | 500-2500us |
| Dead Band Width | ≤ 3us |
| Sizes | 40x20x40mm |
| Weight | 73 g(No Inclidong Accessory) |
| Case Material | Aluminum Alloy AL6061+Nylon Additive |
| Gear Set Material | Metal Gear |
| Motor Type | Coreless Motor |
# **Industrial-Grade 42kg Coreless Servo — Ultimate Performance for RC Crawler Cars**
## **🏔️ Unstoppable Power for Extreme Crawling**
This **42kg ultra-high-torque coreless servo** delivers **industrial-grade durability** and **precision control**, engineered specifically for demanding RC crawler applications:
— **🪨 Competition Rock Crawling** — Dominates technical courses
— **🌊 Deep Water Crossings** — Splash-resistant operation
— **🏜️ Extreme Trail Bashing** — Withstands brutal impacts
— **🐜 Scale Adventure** — Realistic slow-speed control
— **⚡ High-Speed Trail Runs** — Confident steering at speed
—
## **⚙️ 6 Industrial Performance Features**
### **1. Massive 42kgf.cm Torque**
— **42kgf.cm @8.4V** — Unmatched crawling power
— **40kgf.cm @7.4V** consistent performance
— **Coreless motor** efficiency for long trail days
### **2. Lightning-Fast Response**
— **0.11sec/60° @8.4V** ultra-responsive steering
— **≤3μs deadband** eliminates steering slop
— **Adaptive damping** for smooth control
### **3. Industrial-Grade Construction**
— **Forged aluminum-nylon hybrid case**
— **Carbide-treated steel gears**
— **IP54 splash-resistant** design
### **4. Smart Crawling Features**
— **500-2500μs programmable range**
— **Overheat/overload protection**
— **Auto-centering memory**
### **5. Extreme Environment Ready**
— **-20°C to 70°C operating range**
— **Vibration-resistant to 15G impacts**
— **Dust/mud resistant seals**
### **6. Competition Optimized**
— **73g lightweight** for better CG
— **Low power consumption**
— **EMI-shielded electronics**
—
## **🛠️ Professional Installation Guide**
### **🔧 Crawler Setup**
1. Use **heavy-duty servo horn** (included)
2. Apply **threadlocker** to mounting screws
3. Install **servo skid plate** for protection
### **⚙️ Performance Tuning**
— **8.4V recommended** for maximum performance
— **Set endpoints** to prevent binding
— **Program 5-7% drag brake** for inclines
### **🧰 Maintenance Protocol**
— **After wet runs**: Blow out moisture
— **Monthly gear inspection**
— **Quarterly bearing lubrication**
—
## **🏆 Why Crawlers Choose This Servo**
✔ **42kg industrial torque** for impossible obstacles
✔ **Coreless precision** for perfect control
✔ **Unbreakable construction** for bashing
✔ **Competition-proven** reliability
—
## **📦 Complete Crawler Package**
— (1) 42kg coreless servo
— (2) Reinforced aluminum servo horns
— (1) High-performance grease
— Competition tuning guide
**🔍 SEO Keywords:**
RC Crawler Servo | 42kg Coreless Servo | Industrial Servo | Rock Crawler Servo | High Torque Servo | Competition Servo | Metal Gear Servo | 1/10 Scale Servo | Trail Truck Servo | Water-Resistant Servo
**🖼️ Recommended Visuals:**
1. Servo conquering extreme rock obstacle
2. Gear durability stress test
3. Water crossing demonstration
4. Industrial manufacturing process
**💡 Pro Tip:** For competition use, pair with our **CRAWL-CONTROL** module for optimized drag brake and throttle mixing!
