Includes Battery & Charger 4-amp USB-C fast charger Traxxas 3000 mAh, 8.4-volt 7-cell NiMH battery with iD® Extreme Heavy Duty Upgrade Components Strengthened C-hubs, axle carriers, and steering blocks Waterproof XL-5™ Electronic Speed Control Innovative watersealed design Three programmable drive profiles Sport Mode - Forward / Brake / Reverse Race Mode - Forward / Brake Training Mode™ - 50% Forward / Brake / 50% Reverse Traxxas EZ-Set® one-button setup Thermal shutdown protection Built-in two-stage low-voltage detection for LiPo batteries NiMH battery packs: 6-7 cells (7.2 to 8.4 volts) LiPo battery packs: 2 cells (7.4 volts) Titan 12-Turn Brushled 550 Motor Internal cooling fan Low-maintenance design TQ™ 2.4 GHz Transmitter Full-size 2-channel transmitter All-day comfort with precise long-range control Steering Chassis-mounted 2056 servo Heavy duty servo saver Suspension Durable solid camber links eliminate the need for adjustment White powder-coated springs Oil-filled Ultra Shocks™ Tough Fiber-Composite Chassis Rugged tube-style LED-ready front bumper Easy access battery compartment Transmission and Driveline Heavy-Duty Magnum 272™ metal-gear transmission Torque-Control™ slipper clutch Planetary gear differential with steel ring gear External gear cover with easy clutch access Wheels and Tires 2.8″ black and chrome 6-spoke wheels Pre-glued Alias&red; step-pin rear tires and ribbed front tires Hex hardware with Rust-Resistant Black Oxide Coating Clipless body Body reinforcements to prevent pull-through damage Holds tight for intense action Quick and easy removal MODEL 37254-8: Fully assembled, waterproof, Ready-To-Race®, with TQ™ 2.4 GHz radio system, XL-5™ electronic speed control, 8.4 volt NiMH 3000 mAh Power Cell™ battery, 4-amp USB-C fast charger, and clipless painted body RUSTLER (37254-8) SPECS Length: ­ 18.1 inches (445 mm) Front Track: ­ 12.25 inches (311 mm) Rear Track: ­ 12.25 inches (311 mm) Weight: ­ 59.6 ounces (1.69 kg) Height (overall): ­ 7 inches (178 mm) Wheelbase: ­ 11.4 inches (289 mm) Front Shock Length: ­ Long Rear Shock Length: ­ XX-long Front Tires (pre-glued): ­ Alias® ribbed 2.8″ Rear Tires (pre-glued): ­ Alias® Step-Pin 2.8″ Front Wheels: ­ 2.8″ Black and chrome 6-spoke Rear Wheels: ­ 2.8″ Black and chrome 6-spoke Electronic Speed Control: ­ XL-5™ electronic speed control Motor (electric): ­ Titan® 12-turn 550 Steering Servo: ­ 2056 high torque waterproof Transmitter: ­ TQ™ 2.4 GHz radio Receiver: ­ 6519 TQ 3-channel Gear Ratio (internal): ­ 2.72 (final drive: 10.17) Differential Type: ­ Planetary Gear Pitch: ­ 48 pitch Transmission: ­ Magnum 272™ Steering: ­ Bellcrank Chassis Type: ­ Modified tub Chassis Material: ­ Composite Nylon Top-Speed: ­ 35+ mph** Skill Level: ­ 1 *Battery Tray Dimensions: ­ 166 mm x 48 mm x 28 mm Included Charger: ­ Traxxas 4-amp USB-C fast charger Included Batteries: ­ Traxxas Power Cell 3000 mAh, 8.4 V, NiMH battery with iD® Required Batteries: ­ 4 "AA" (transmitter) *Battery expansion kit available (3725X). **With 7-cell battery and included optional 28-tooth pinion gear. XL-5™ (WATERPROOF) ESC SPECIFICATIONS Input voltage: ­ 7.2 - 8.4 V (NiMH), 7.4 V (LiPo) Case Size: ­ 31 mm x 55 mm x 15.5 mm Weight: ­ 2.44 ounces Motor Limit: ­ 15-turns** (540 size) 12-turns** (550 Size) On Resistance Forward: ­ 0.007 ohms On Resistance Reverse: ­ 0.014 ohms BEC Voltage: ­ 6.0 volts BEC Current: ­ 1 amp Power Wire: ­ 14 gauge / 5 inches Input Harness Wire: ­ 26 gauge / 9 inches PWM Frequency: ­ 1600 Hz Low Voltage Detection (LVD): ­ 2-stage indicators, switchable (on or off) Thermal Protection: ­ Thermal shutdown Profile selection: ­ Sport Mode:     100% FWD, 100% brakes, 100% REV Race Mode:     100% FWD, 100% brakes, no REV Training Mode:*     50% FWD, 100% brakes, 50% REV Single-button setup: ­ Traxxas EZ-Set®