Traxxas 85086-4-FOX1 - Unlimited Desert Racer (UDR) with LED Set - ORANGE/FOX
The Traxxas Unlimited Desert Racer (UDR) is engineered on an true to scale fourwheel drive desert race truck chassis. The 4-link solid rear axle design provides massive suspension travel with true authentic driving dynamics.
With the UDR, Traxxas is introducing a new Traxxas innovation called Pro-Scale that captures true-scale realism and combines it with extreme 6s LiPo power and 80+ kph performance. The Traxxas Unlimited Desert Racer faithfully captures the look and feel of Trophy Trucks and Unlimited Trick Trucks as they charge hard across the desert at full speed.
UDR Specifications:
- Length: 694 mm
- Front Track: 345 mm
- Rear Track: 345 mm
- Ground Clearance: 58 mm
- Weight: 6.1 kg
- Height: 261 mm
- Wheelbase: 420 mm
- Front Shock Length: 134 mm
- Front Threaded Shock Length: 134 mm
- Rear Shock Length: 160 mm
- Rear Threaded Shock Length: 139 mm
- Tires (pre-glued): 134 x 57 mm BFGoodrich® KR3 replicas
- Wheels: dual diameter 40 x 56/81 mm
- Speed Control: Velineon® VXL-6s
- Motor (electric): 2200kV
- Transmission: Direct-drive with Torque-Biasing Center Drive
- Overall Drive Ratio: 17.89:1
- Front Differential Type: Sealed, 4-gear
- Rear Differential Type: Locked spool
- Center Differential Type: Sealed, 4-gear (1M weight oil)
- Chassis Structure / Material: Inverted composite tub
- Brake Type: Electronic
- Drive System: Shaft driven 4WD
- Steering: Dual bellcranks with ball bearings
- Radio System: TQi™ 2-channel transmitter with 6533 TSM receiver
- Servo: 2075X Metal Gear
- Top Speed (stock gearing): 4s LiPo – 48+ kph, 6s LiPo – 80+ kph
- Skill Level: 5
- Battery Compartment: 181 x 46 x 56 mm
Motor specifications:
- Type: Sensorless brushless
- Weight: 406 g
- Length: 76 mm
- Diameter: 42 mm
- Connector Type: Traxxas 6.5 mm bullet connectors
ESC Specifications:
- Input Voltage (cells): 4s–6s LiPo (max: 25.2 volts)
- Case Size: 58 x 48 x 29 mm
- Weight: 121 g
- On-Resistance (@Trans) - Fwd/Rev: 0.0003 Ohms per phase
- Reverse Delay: Yes, with lockout
- Low Voltage Detection (LVD): Yes, programmable
What’s In The Box:
- Unlimited Desert Racer with VXL-6s ESC and 2200kV motor
- Quick Start Guide
- TQi™ 2.4GHz radio system
- High quality maintenance tools
What You’ll Need:
- Batteries
- Unlimited Desert Racer accepts a single 4s LiPo battery or dual 2s LiPo batteries or dual 3s LiPo batteries
- Charger
- Traxxas EZ-Peak Live charger (2971) is recommended for easy and fast charging performance
- Four AA alkaline batteries for the transmitter