YIKONG YK4107 PRO 1/10 Scale 4WD Brushless RC Crawler with Tank Turn Two Speed Transmission and Remote Differential Locks RTR
The YIKONG YK4107 PRO is a 1/10 scale 4WD brushless RC crawler designed for technical trails and off-road driving. It combines a low center of gravity chassis with a two-speed transmission, remotely controlled front and rear differential locks, and a tank-turn function for tighter manoeuvres on challenging terrain.
Key Features
2100KV Brushless Power
A 2100KV brushless outrunner motor and 60A brushless ESC provide the power system for the YK4107 PRO. The optional battery listed for this BOMETOYS product is a 3S 5200mAh XT60 LiPo battery.
Two-Speed Transmission and Remote Differential Locks
Switch between high and low gearing from the transmitter and control the front and rear differential locks remotely. This lets drivers select a setup for climbing or faster trail sections.
Tank-Turn Function
The tank-turn function helps the crawler make tighter turns in confined trail sections. YIKONG’s product information describes activating this function with the transmitter’s Channel 4 control.
Low Center of Gravity Chassis and Portal Axles
The low center of gravity chassis layout, front and rear portal axles and metal drivetrain components are designed for uneven trails and obstacles.
Steering Servo and Trail Equipment
The crawler has a 25KG metal-gear steering servo with a buffer protection device, metal oil-filled shocks, a controllable lighting system and a simulated interior.
Specifications
| Spec | Detail |
|---|---|
| Brand / Model | YIKONG YK4107 PRO |
| Scale | 1/10 |
| Type | 4WD Brushless RC Rock Crawler |
| Drive System | 4WD |
| Motor | 2100KV Brushless Outrunner |
| ESC | 60A Brushless ESC |
| Transmission | Two speed with remote high/low switching |
| Gear Ratio | 14T pinion: High 30.20 / Low 70.30 |
| Differential Locks | Front and rear remote controlled |
| Tank-Turn Function | Yes |
| Chassis | Low center of gravity |
| Axles | Front and rear portal axles |
| Steering Servo | 25KG metal-gear servo with buffer protection |
| Transmitter | X10P-350 2.4GHz 10-channel |
| Remote Distance | About 350–400m |
| Driving Modes | Climbing mode and competition mode |
| Lighting | Remote-controlled lighting system |
| Vehicle Weight | 3.1kg |
| Vehicle Size | 521 × 247 × 267mm |
| Wheelbase | 325mm |
| Track Width | 267mm |
| Ground Clearance | 65mm |
| Approach Angle | 58° |
| Departure Angle | 52° |
| Steering Angle | 40° |
| Tire Diameter / Width | 116 / 42mm |
| Optional Vehicle Battery | XT60 11.1V 50C 3S 5200mAh LiPo |
| Transmitter Batteries | 4 × AA 1.5V batteries, not included |
| Available Colors | Red, Green, Gray |
| Box Size | 608 × 300 × 298mm |
Version Selection
Choose a color and battery/charger option from the product page:
- Not included: vehicle option without the optional battery and charger.
- Inclusion: option with the selected battery/charger package.
The optional vehicle battery listed for this product is an XT60 11.1V 50C 3S 5200mAh LiPo. The transmitter requires four AA batteries, which are not included. Check the selected option’s package details before ordering.
What’s Included
- YIKONG YK4107 PRO RC crawler
- X10P-350 transmitter
- User manual
Vehicle battery and charger are optional. Confirm the selected product option for the exact package contents.
Frequently Asked Questions:
Is the YK4107 PRO brushed or brushless?
This is the brushless PRO version. It uses a 2100KV brushless motor and a 60A brushless ESC.
What are the two speed settings for?
The remote-controlled two-speed transmission lets drivers switch between a low gear for controlled crawling and a high gear for faster trail sections.
How does tank turn work?
The tank-turn function is designed to help the crawler make tighter turns. YIKONG’s product information says to activate it using the transmitter’s Channel 4 control.
Does the crawler include a battery and charger?
They are optional. The listed optional vehicle battery is an XT60 11.1V 50C 3S 5200mAh LiPo. Four AA batteries for the transmitter are also required and are not included.
Can I get replacement parts for the YK4107 PRO?
BOMETOYS supports the YK4107 PRO with a full range of replacement parts. Send us a photo of the part and its part number, and we’ll help match the correct replacement.
Charger: SKYRC MAX B6AC 80W Balance Battery Charger (optional)