This is the 1/7 scale, brushless electric powered, 2.4GHz TQi radio controlled Ready To Run XO-1 On-Road Car from Traxxas. For Expert Level RC Car Drivers at Least 16 Years of Age. FEATURES: Chassis: 0.12" (3mm) thick 6061 aluminum, dual plane design, dark titanium in color with channeled extensions, front splitter, smooth undertray and rear diffuser (canard equipped High-Downforce splitter included) must be installed for 100mph operation, see COMMENTS below Drive: Four wheel with extruded aluminum main driveshaft with steel spline dual CV driveshafts and Cush Drive system-an elastomer damper between the spur gear and drive hub to absorb drivetrain shocks Brushless Motor: Traxxas/Castle Creations Big Block 1717 brushless motor with ABEC-1 bearings, finned heat dissipating case, sintered Neodymium magnets and superior electromagnetic design for massive acceleration ESC: Mamba Monster Extreme with integrated capacitor bank and proprietary software created only for the XO-1, programmable low voltage detection, reverse delay with lockout Radio: Traxxas TQi DSSS 2.4GHz high output with Traxxas Link 30 model memory, 5 channel receiver with telemetry ports, factory installed telemetry sensors, failsafe and #6510 Docking Base is included and enables model to be tuned from an iPhone 3G/3GS/4/4S, or iPod Touch 2nd/3rd/4th generation (Traxxas Link App must be downloaded if wanting to use an iPhone or iPod Touch) an intuitive, high definition graphical user interface featuring Real-Time Telemetry, Customizable Dashboards, Steering/Throttle Expo, Steering/Braking Dual Rate, Servo Reversing, Endpoint Adjustment, Profile Customization and Sharing Motor Mount: 8mm thick aluminum Steering Servo: Traxxas 2075 digital high-torque Shocks: Oil-filled hard anodized aluminum GTR shocks with titanium nitride shafts, road-tuned 1.6N/mm (9.1lb) rate springs Shock Towers: Blue-anodized 7075-T6 aluminum Transmission: Single speed Differentials: Revo spec sealed, silicone filled limited slip with hardened steel bevel gears and 5mm output shafts Body: Trimmed and painted 0.04" (1mm) thick polycarbonate with injection molded rear wing Tires: 118+mph speed rated belted slicks with foam inserts, 4.29" (109mm) outer diameter, 1.7" (43mm) wide front, 2" (51mm) wide rear Wheels: Black chrome Split spoke with 17mm hex Batteries: Two 3-cell 5000mAh Power Cell LiPo batteries with Traxxas High-Current connectors Battery Compartment: Scalable to fit different size batteries 6.1 x 1.9 x 1.1" (155mm x 50mm x 29mm), optional expansion kit for eight selectable height configurations Steering: Dual bellcrank with integrated servo saver, blue-anodized 6061-T6 aluminum steering blocks with 6x12mm ball bearings Ball Bearings: Full set, rubber sealed Caster: Adjustable, caster/toe-in refers to the angle of the front suspension when viewed from the side of the car in relation to the chassis Camber: Adjustable front and rear, camber refers to the angle of the tops of the tires from vertical when viewed from front or behind vehicle INCLUDES: RTR XO-1 On Road Car with 2.4GHz Radio, Docking Base, two LiPo Batteries, Painted Body, Steering Servo, Brushless Motor & ESC, stock 14 tooth Pinion Gear and 46 tooth Spur Gear, 34 tooth Pinion Gear and 46 tooth Spur Gear for 100mph operation (see COMMENTS below) REQUIRES: Battery Charger: LiPo compatible AA Batteries: Four for transmitter Maintenance and track equipment Vehicle- SPECS: Length: 27" (686mm) Overall Height: 5" (127.5mm) Wheelbase: 15.91" (404mm) Track: distance from outer edges of tires, same side Front 11.61" (295mm), Rear 11.81" (300mm) Center Ground Clearance: 0.59" (15mm) Gear Pitch: Module 1.0 Overall Drive Ratio: 9.36 Weight: 8.6 lbs (3.9 kg) (w/o batteries) 10.3 lbs (4.67 kg) (with batteries) Front Shock Length: 3.27" (83mm) Rear Shock Length: 3.39" (86mm) Body- Length: 26.8" (680mm) Width: 11.2" (284mm) Height: 4.5" (114mm) Thickness: 0.04" (1mm) COMMENTS: The included TQi Docking Base allows the user"s iPhone 3G/3GS/4/4S or iPod Touch 2nd/3rd/4th generation along with the Traxxas Link App to deliver an intuitive, high definition graphical user interface featuring Real Time Telemetry, Customizable Dashboards, Steering/Throttle Expo, Steering/Braking Dual Rate, Servo Reversing, Endpoint Adjustment, Profile Customization and Sharing. Unlocking 100+mph speed capability requires the Traxxas Link App (download from the App Store), an iPhone or iPod touch (sold separately). The canard equipped High-Downforce splitter and the 34 tooth Pinion Gear and 46 tooth Spur Gear (all included) must also be installed. The Traxxas XO-1 is available with the following metallic body colors Blue, TRAD45BB Red, TRAD45RR Black, TRAD45LL Silver, TRAD45SS The Duratrax DTXC1866, Onyx LiPo 3S 11.1V 5000mAh 25C is an ideal replacement battery. The Traxxas LiPo batteries #2878 (TRAC2878), and #2857 (TRAC2857) require the Battery Tray Expansion Kit #6427X (TRAC6429), and #6426X (TRAC6430). All original bearings used in the XO-1 are rubber shielded. The following list includes the rubber shielded bearings and the non-shielded Duratrax brand as an economical alternative. For Replacement Ball Bearings use: DuraTrax Traxxas Qty. Size Location Qty Bearing Set Qty Bearing Set 2 10x15mm Fr Hubs 1 DTXC1595 1 TRAC5119 2 6x12mm Fr Hubs 1 DTXC1569 1 TRAC5117 2 8x16mm Fr Gearbox 1 DTXC1585 1 TRAC5118 2 6x12mm Fr Gearbox 1 DTXC1569 1 TRAC5117 4 5x8mm Steering 2 DTXC1523 2 TRAC4611 2 12x18mm Ctr Bearing Carrier 1 DTXC1597 1 TRAC5120 4 6x12mm Rear Hubs 1 DTXC1569 1 TRAC5117 2 10x15mm R Diff 1 DTXC1595 1 TRAC5119 1 8x16mm R Diff 1 DTXC1585 1 TRAC5118 1 12x18mm R Diff 1 DTXC1597 1 TRAC5120 1 10x15mm Spur Gear 1 DTXC1595 1 TRAC5119 1 10x15mm Fr Diff 1 DTXC1595 1 TRAC5119 1 8x16mm Fr Diff 1 DTXC1585 1 TRAC5118 2 6x12mm Fr Diff 1 DTXC1569 1 TRAC5117 jxs 01/17/12 ir/jxs