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UDI RC 1/12 Sierra UD1203 | 1:12 Scale | Short Course Truck
Everything You Need To Know
Specifications, performance details, features and box contents in one clean place.
| Model Name | UDI RC Sierra UD1203 |
|---|---|
| Use | Bashing, Racing |
| Scale | 1:12 |
| Body Colour | Red |
| Maximum Speed | 70 km/h |
| Vehicle Size | 375 x 198 x 139 mm |
| Vehicle Weight | 1.4 Kg |
| Battery | 1600 mAh, 2S–3S LiPo |
| ESC | 45 A, Programmable Brushless ESC |
| Motor | 2845, 3800 KV Brushless |
| Servo | 17 g Metal |
| Receiver | 4-Channel |
| Control Range | 100 m |
| Drive Train | 4WD |
| Tire Diameter | 73.3 mm |
| Suspension | Adjustable aluminum hydraulic shocks |
- 3800KV Brushless Power: 2845 brushless motor with a programmable 45A ESC delivers strong acceleration and supports 2S–3S LiPo power.
- Full-Time 4WD Drivetrain: Steel driveshafts and metal transmission/differential gears provide reliable power transfer for demanding off-road driving.
- Fully Sealed Gearbox: Enclosed drivetrain helps protect the internal gears from dust, sand and debris during off-road use.
- Quick-Service Design: Quick-release body and drivetrain access makes differential servicing, repairs and maintenance much faster.
- Adjustable Oil-Filled Shocks: Aluminium hydraulic shocks with adjustable preload and ride height provide controlled handling over rough terrain.
- Precision Steering System: 17g metal-gear digital servo provides up to 4.5 kg-cm torque for responsive and accurate steering control.
- Hall-Sensor Radio System: 2.4GHz proportional transmitter includes gyro/ESP adjustment, steering trim, dual-rate and multiple speed modes.
- Scale Sierra Styling: Detailed PC
body, roll-cage design, cockpit details, TPU fenders and front LED headlights
give it a realistic short-course appearance.
The UDI RC Sierra UD1203 is a 1/12 scale 4WD brushless short course truck designed for high-performance off-road driving across dirt, gravel, pavement and mixed terrain. Its 2845 3800KV brushless motor and 45A programmable ESC provide strong acceleration and support both 2S and 3S battery setups. The truck uses a fully enclosed drivetrain with metal gears and steel driveshafts for improved durability under demanding driving conditions.
For handling, the Sierra features adjustable aluminium oil-filled hydraulic shocks, adjustable steering linkage and a 17g metal-gear digital servo with up to 4.5 kg-cm torque. Its Hall-sensor 2.4GHz radio system provides proportional throttle and steering, along with gyro/ESP adjustment, steering trim, dual-rate and selectable speed modes.
The detailed polycarbonate Sierra body adds a scale-inspired cockpit, roll-cage structure, driver figures, protective window nets, flexible TPU fenders and front LED headlights. Combined with the quick-release maintenance design and sealed metal drivetrain, the UD1203 is a strong choice for both high-speed bashing and off-road driving.
- 1 × UDI RC Sierra UD1203 1/12 4WD Short Course Truck
- 1 × UA42-E / UA42-E01 2.4GHz Hall-Sensor Transmitter
- 1 × Receiver
- 1 × 2845 3800KV Brushless Motor — installed
- 1 × 45A Brushless ESC — installed
- 1 × 17g Metal-Gear Digital Steering Servo — installed
- 1 × Front LED Lighting System
- 1 × Maintenance / Tool Set
- 1 × User Manual
- 1 × Vehicle Decal / Sticker Sheet
- 1 × USB Charging Cable — battery-included version
- 1 × 7.4V 1600mAh Lithium Battery — battery-included version
