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Unlimited Desert Racer: 4WD Electric Race Truck
Unlimited Desert Racer: 4WD Electric Ra
85086-4 - Unlimited Desert Racer: 4WD Electric Race Truck. Ready-to-Race

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Unlimited Desert Racer: 4WD Electric Race Truck. Ready-to-Race
Our Price: $799.95

Availability:: Usually Ships in 24 to 48 Hours
Product Code: 85086-4

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Description Technical Specs Action Videos

The Unlimited Desert Racer combines Pro-Scale performance with extreme 6s power for the most thrilling RC driving experience possible. The UDR drives like a real desert truck because it’s engineered like a real desert truck. A 4-link solid rear axle provides huge suspension travel with authentic driving dynamics. From the cantilever sway bars and high-voltage lighting system to the GTR shocks, Traxxas accurately reproduced a true desert racer in both form and function.

MODEL 85086-4: Unlimited Desert Racer Pro-Scale 4WD Race Truck, Ready-To-Race® with Traxxas Stability Management®, TQi™ 2.4 GHz radio system, VXL-6s Brushless Power System, LED lighting system, and Licensed Race Replica painted body

What's included

Unlimited Desert Racer
Unlimited Desert Racer
MODEL 85086-4: Unlimited Desert Racer Pro-Scale 4WD Race Truck, Ready-To-Race with Traxxas Stability Management, with TQi 2.4GHz Radio System, VXL-6s Brushless Power System, and Licensed Race Replica painted body

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:

  • High-Voltage LED Lights
    • Dual straight LED bumper-mounted LED light bars (52 LEDs each)
    • Curved roof light bar (52 LEDs)
    • Multifunction red and amber brake light/class light bar
    • High-voltage 8-channel power amplifier for intense, brilliant LED lighting
    • Regulated output for stable lighting performance
      • (no flickering or dimming as the battery voltage changes)
  • VXL-6s Waterproof Electronic Speed Control
    • 6s LiPo compatible
    • Integrated cooling fan
    • Real-time telemetry via Traxxas Link
    • Machined heat sink
    • 3-LED status indicators
    • Powered accessory ports
    • 10-gauge silicone wire
  • Velineon® 2200kV Brushless Motor
    • 4-pole 2200kV brushless motor
    • 5mm output shaft
    • Finned can for better heat dissipation
  • Up to 50+ mph with Two 3s LiPo Batteries
  • Traxxas Stability Management (TSM)
    • Improves straight line acceleration and braking on low-traction surfaces
    • Maintains steering composure to allow throttle-on powerslides
    • Never dulls throttle or slows the truck
    • Adjusts from off to 100% assistance from the transmitter
  • Innovative Battery Compartment
    • Accommodates single 4-cell LiPo or dual 2-cell or 3-cell LiPo batteries
    • Opens from underneath without removing body
    • Fixed oversized battery strap locks batteries securely into place
    • Separate skid plate to protect batteries
  • TQi 2.4GHz High Output Radio System
    • TQi 2-channel transmitter
    • Automatically stores and loads settings for up to 30 Traxxas Link enabled models
    • Programmable multi-function knob
    • Adjustable steering and throttle percentage (dual rates)
    • Adjustable steering and throttle sensitivity (exponential)
    • Adjustable steering and throttle end points
    • High 13ms frame rate and near-zero latency for responsive control
    • 5-channel micro receiver (#6533) with fail-safe security
    • Patented waterproof receiver box with easy-access plug
  • Large Pro-Scale® Body with Highly Detailed Replica Parts
    • Heavy-duty truck body mounts to chassis in multiple locations
    • Strong and functional tube frame mimics full-size off-road racers
    • Detailed interior cabin with driver figures
    • Replica brake calipers and discs with integrated 17mm wheel hubs
    • Two fully-functional spare tires and functional spare driveshaft
    • Highly detailed replica parts: fire extinguishers, shock reservoirs, jack, and tools
    • Realistic side plates mount to tube frame
  • Chassis
    • Composite inverted tub design
      • Makes maintenance easier
      • Lowers center of gravity (CG) for improved handling
      • Allows easy access to components
    • Tough skid plates protect critical components
    • Fully integrated tube frame for scale appearance and added rigidity
    • Reinforced bumpers to absorb impacts
    • ESC battery plugs hard mounted to chassis
  • Suspension
    • Provides scale looks and authentic off-road driving dynamics
    • Tough independent double-wishbone front suspension with captured rod ends
    • Triangulated 4-link rear suspension with solid rear axle (patent pending)
    • Tough composite trailing arms
    • Steel upper links with 3 optional positions for suspension tuning
    • Eight long-travel aluminum GTR shocks; four with springs and adjustable ride height collars
    • Realistic and functional front and rear sway bars
    • Detailed functional limit straps on rear axle
  • Steering
    • Chassis mounted #2075R metal-gear servo
    • Dual bellcrank design with bearings and integrated servo saver
    • Solid non-adjustable steering links for rugged durability
  • Drivetrain
    • Steel CV driveshafts (front) with 6mm stub axles
    • Steel straight axle (rear)
    • Oil-filled limited slip front differential
    • Locked steel spool (rear)
    • Heavy-duty splined front driveshaft
    • Fixed-length steel rear driveshaft
  • Transmission
    • All-steel gear direct drive transmission
    • Torque-Biasing Center Drive
    • Removes as a single piece for easy maintenance
    • Fixed-pin gear mesh system
  • Wheels and Tires
    • Replica BFGoodrich® KR3 off-road tires
    • Beadlock-style 17mm dual-diameter wheels
  • Sealed Ball Bearings
  • Hex Hardware with Rust-Resistant Black Oxide Coating
Input Voltage (cells):4s–6s LiPo (max: 25.2 volts)
Case Size:2.28” (58mm) x 2.83” (72mm) x 1.81” (46mm)
Weight:7.30oz (207g)
BEC Voltage:6.0 V
BEC Current Continuous:10 A
BEC Current Peak:20 A
Reverse Delay:Yes, with lockout
Low Voltage Detection (LVD):Yes, programmable
Ports:RX Input, Auxiliary Fan, Traxxas Accessory Port

Type:Sensorless brushless
Weight:14.32oz (406g)
Length:2.97 inches (75.5mm)
Diameter:1.65 inches (41.8mm)
Connector Type:Traxxas 6.5mm bullet connectors
Unlimited Desert Racer
Unlimited Desert Racer
Length:27.32 inches (694mm)
Front Track:13.57 inches (345mm)
Rear Track:13.57 inches (345mm)
Ground Clearance:2.27 inches (58mm)
Weight:13.4lb (6.1kg)
Height:10.29 inches (261mm)
Wheelbase:16.53 inches (420mm)
Front Shock Length:5.28 inches (134mm)
Front Threaded Shock Length:5.28 inches (134mm)
Rear Shock Length:6.3 inches (160mm)
Rear Threaded Shock Length:5.55 inches (139mm)
Tires (pre-glued):134mm x 57mm BFGoodrich® KR3 replicas
Wheels:dual diameter 40mm x 56/81mm
Speed Control:Velineon® VXL-6s
Motor (electric):2200kV
Unlimited Desert Racer: 4WD Electric Race Truck. Ready-to-Race