Traxxas truly is The Fastest Name in Radio Control! For over 25 years, Traxxas has made it their mission to innovate. To lead. To find the next level of performance and capability. They are driven by a passion for speed and power, and now Traxxas has redefined the meaning of both. State-of-the-art technology. Cutting edge design. A total focus on quality and precision. All have been distilled into one vehicle that could only come from Traxxas. 0-60 in 2.3 seconds. 0-100 in 4.92 seconds and a top speed over 100MPH! * Simply put, XO-1 is the world's fastest Ready-To-Race Supercar!
X0-1 Features:

    50+mph out of the box, 100+ with optional, included accessories
    Mamba Monster Extreme electronic speed control with integrated capacitor bank
    Exclusive Traxxas/Castle Creations Big Block 1717 brushless motor
    Functional aerodynamics package with standard and high downforce splitters, chassis extensions, and diffuser
    TQi 2.4GHz High-Output radio system with Traxxas Link Model
    Memory and factory installed TQi Docking Base
    Splined Steel (SS) driveshafts with dual CV joints
    Oversized 6mm stub axles.
    Exclusive Traxxas Cush Drive™ system absorbs drivetrain shocks
    Hard-anodized aluminum Teflon-coated GTR shocks with titanium nitride shafts
    Road-tuned 1.6 N/mm (9.1 lb/in) rate springs
    Specially engineered, speed-rated belted slick tires (118+mph)
    Black-chrome Split-Spoke wheels
    Includes two 3-cell 5000mAh Power Cell LiPo battery packs
    Integrated telemetry sensors relay speed, RPM, voltage, and temperature data to the TQi transmitter
    Waterproof, o-ring sealed receiver box with integrated servo mount
    Scalable battery compartments
    Dual-bellcrank steering with integrated servo saver

TQi Features:

    Sleek design with internal antenna
    5-Channel receiver with 3 telemetry ports
    Automatically stores and recalls settings for up to 30 models
    Simple 2-button programming interface
    Built in failsafe
    Direct Sequence Spread Spectrum technology (DSSS)
    Uses just 4 AA Batteries
    Accessory Docking Base connects TQi with Apple iPhone or iPod touch (sold separately)
    Docking Base can use a 5-cell receiver battery pack and includes a handy charge jack.
    When rechargeable batteries are used, the docking base powers and charges the device.
    Traxxas Link Application provides visual access to:
        Real-time telemetry
        Customizable dashboards
        Steering/throttle expo, steering/braking dual rate, servo reversing, and endpoint adjustment
        Profile customization and sharing
    Compatible With:
        iPod touch (4th generation)
        iPod touch (3rd generation)
        iPod touch (2nd generation)
        iPhone 4S
        iPhone 4
        iPhone 3GS
        iPhone 3G

Specifications:
Length: 27 inches (686mm)
Front Track: 11.61 inches (295mm)
Rear Track: 11.81 inches (300mm)
Center Ground Clearance: 0.59 inches (15mm)
Weight: 8.6 lbs (3.9 kg) (w/o batteries), 10.3 lbs (4.67 kg) (with batteries)
Height (overall): 5 inches (127.5mm)
Wheelbase: 15.91 inches (404mm)
Front Shock Length: 3.27 inches (83mm)
Rear Shock Length: 3.39 inches (86mm)
Front Tires (pre-glued): Belted Slick Front (4.29" x 1.7")
Rear Tires (pre-glued): Belted Slick Rear (4.29" x 2")
Front Wheels: 3.3" Split-Spoke™ (black-chrome) with 17mm splined hex
Rear Wheels: 3.3" Split-Spoke™ (black-chrome) with 17mm splined hex
Speed Control Type: Castle Mamba Monster Extreme Forward/Reverse/Brake
Motor (electric): Traxxas Big Block Brushless (1650 Kv), Powered by Castle
Transmission: Single-Speed
Overall Drive Ratio: 9.36 (stock, out-of-box)
Differential Type: Sealed Hardened Steel Bevel
Gear Pitch: Module 1.0
Chassis Structure/Material: 3mm Plate, Dual Plane, 6061-T6 Aluminum
Brake Type: Electronic
Drive System: Shaft-Driven 4WD
Steering: Bellcrank
Radio System: TQi™ 2.4GHz Radio System with TQi Docking Base
Top Speed: 100+mph
Skill Level: 10
Battery Tray Dimensions: 155mm x 50mm x 29mm (adjustable height and length)
Included Batteries: Two Traxxas Power Cell LiPo Batteries (3-Cell, 11.1V, 5,000 mAh)