RC Chuang KE CK5812 1/7 4WD Professional RC Rock Crawler

Note: Cancelling an order for this product will incur a 2% handling fee, so please purchase with caution. Please keep in contact via email after payment, or contact us to confirm availability before placing your order. The preparation time is 3–6 business days.
Actual shipping costs vary by region. Please contact us for the exact shipping fee.

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RC Chuang KE CK5812 1/7 Scale Professional RC Rock Crawler

Overview: The RC Chuang KE CK5812 1/7 professional rock crawler features a 6mm CNC aluminum alloy chassis, 1.5mm PC body shell, and 145mm large tires. It supports high/low speed switching, multiple drive modes, and 2–4S power systems, with full-metal drivetrain and high-torque servos for excellent off-road crawling performance.

I. Basic Information

1. Brand/Model: RC Chuang KE CK5812
2. Scale: 1/7
3. Dimensions: 826 × 334 × 343 mm
4. Chassis Structure: 6mm CNC-machined high-strength aluminum alloy frame rails, sandblasted + anodized finish
5. Body Shell: 1.5mm pure PC body shell
6. Tire Size: Ø145 × 60 mm
7. Ground Clearance: 100 mm
8. Approach Angle: 58°
9. Departure Angle: 32°
10. Battery Compartment Size: 168 × 50 mm
11. Radio System: 2.4GHz 10-channel system, control range approx. 350 meters
12. Wheels: Brushed Version: Nylon rims | Brushless Version: 3.0-inch CNC aluminum alloy anodized rims
13. Net Weight: Brushed Version: 8.7 kg | Brushless Version: 9.15 kg
    

II. Power & Control System of RC Chuang KE CK5812

Brushed Version | Brushless Version

1. Motor: 795 high-torque brushed motor (supports 2–3S) | Hobbywing FOC 4269 integrated brushless system (supports 2–4S)
2. ESC: Hobbywing 880 (supports 2–4S) | Integrated with motor
3. Servo: 40KG waterproof steering servo + 4 × 25g micro servos
4. Battery Support: 2–3S LiPo | 2–4S LiPo
5. Transmission & Gear System

• • Transmission Functions: High / Low speed switching, selectable 2WD / 4WD (FWD / RWD / 4WD), reverse and neutral supported
  • Gear Module: 0.8
  • Final Drive Ratio: Low Speed: 1:103 / High Speed: 1:49
  • Secondary Reduction Ratio: 15T / 33T
  • Low-Speed Gear Ratio: 19T / 29T
  • High-Speed Gear Ratio: 29T / 19T
  • Drive Gear (Pinion): 10T
  • Motor Pinion: 15T
  • Reduction Gear: High-strength nylon 50T
  • Gearbox Gears: Chrome steel gear set
  • Axle Gears: Imported high-strength powder metallurgy gears
  • Portal Reduction Gears: 17T / 27T
  • Differential Ring Gear: 30T

III. Functions & Key Features of RC Chuang KE CK5812

1. 1/7 ultra-large scale professional rock crawling platform
2. 6mm CNC aluminum alloy integrated frame rails for exceptional rigidity
3. CNC-threaded adjustable dual-stage oil-filled shock absorbers for extreme terrain adaptability
4. Two-speed transmission with multiple drivetrain modes
5. Full-metal high-strength drivetrain system
6. Hardened 45# steel high-strength suspension links
7. Portal axle design for significantly improved ground clearance and obstacle-crossing capability
8. Multi-mode high-scale PCB LED lighting system, including: headlights, DRL, high/low beam, hazard lights, strobe lights, passing lights, sequential turn signals, angel eyes, roof lights, spotlights, grille lights, fog lights, brake lights, turn signals, etc.
9. Outstanding crawling and off-road performance
10. Suitable for rocks, mud, sand, forest trails, and complex off-road terrain

What upgrades has the RC CHUANG KE CK5812 received? What are its key highlights?

• Upgraded lighting system: The hood-mounted spotlights are over four times larger than those on the 5811, delivering stunning full-vehicle lighting effects. The rear lighting features a refined design, and the overall lighting performance is outstanding.
• Thoughtful detail design: Factory-included decal stickers are provided, allowing players to enjoy DIY customization and personalization.
• High-quality interior craftsmanship: The interior is neatly finished with clean assembly and precise detailing, offering superior build quality compared to similar products.
• Enhanced interactive functions: Newly added synchronized wiper and steering wheel linkage. The wiper features three adjustable speeds (fast, medium, and slow), providing a more realistic driving experience.
  

IV. Package Included

1. CK5812 RC Car ×1
2. 2.4GHz 10CH Transmitter ×1
3. User Manual ×1

Note: Body Battery, charger, and AA batteries for the transmitter are not included and must be purchased separately.

We recommend the following chargers and batteries:

• Ace 2S 7200mAh LiPo Battery  (55.79$)
• Leopard 3s 6500mAh Battery  (89.99$)
• B6AC 80W Charger  (43.99$)
• Ace S100 Charger  (61.99$)

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