Yikong YK4107 PRO 1/10 4WD RTR Crawler, Brushless 2100 kV, 2-Speed, Portal Axles, Grey

The Yikong 4107 Pro is a 1/10 scale 4WD ready-to-run crawler with an optimized Low-Center-of-Gravity chassis, portal axles, and a patented DIG function with Tank Turn rear axle control. It is powered by a 2100 kV brushless outrunner motor paired with a 60 A water-resistant ESC, and features a transmitter-switchable 2-speed transmission, all-metal gear system, CVD driveshafts, and adjustable hydraulic oil-filled shock absorbers. The model includes a 25 kg digital metal-gear steering servo, remote-controlled LED lighting, a detailed polycarbonate body, and a 2.4 GHz 10-channel radio system with Climb and Race modes.

Key features

• All-metal gear system, CVD driveshafts and full ball bearings
• Patented DIG function locks a single rear wheel for a tighter turning radius
• 25 kg digital metal-gear servo with built-in damping
• Front and rear LED lighting switchable via transmitter; polycarbonate body with simulated interior detail
• Optimised Low-Centre-of-Gravity (LCG) chassis design

Specifications

• Ground Clearance: approx. 65 mm
• Weight: approx. 3.1 kg
• Motor: Brushless outrunner 2100 kV
• Shock Absorbers: Oil-filled (hydraulic, aluminium housing)
• Chassis: LCG design
• Lighting: LED front and rear, remote controlled
• Scale: 1:10
• Drivetrain: 4WD with portal axles & DIG rear axle control
• Wheelbase: 325 mm
• Track width: 267 mm
• Tyres: 116 × 42 mm (crawler tread)
• Dimensions (L × W × H): 521 × 247 × 267 mm
• Steering angle: approx. 40°
• ESC: 60 A brushless (water-resistant)
• Servo: 25 kg digital metal gear servo
• Transmission: 2-speed, switchable High/Low
• Recommended battery: 3S LiPo 5200–6500 mAh (not included)
• Radio system: 2.4 GHz, 10-channel

In the box: 1× Pre-assembled RC crawler (RTR), 1× 10-channel transmitter, 1× user manual. Battery and charger are not included.