QUICK FEATURES ON 4-TEC 2.0 AWD CHASSIS (83124-4)
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  • NEW BL-2s brushless power system
    • Waterproof BL-2s speed control with low-voltage detection for LiPo batteries
    • 3300 kV brushless motor with internal cooling fan
  • Adjustable chassis accepts standard 200 mm bodies
  • Full-time AWD
  • TQ™ 2.4 GHz radio system
  • Waterproof electronics for all-season excitement
  • Low-CG fiber-composite monocoque chassis with high approach angle front bumper
  • Race-proven sealed differentials

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  • Traxxas TQ™ 2.4 GHz radio system
  • Waterproof electronics permit driving in water, mud and snow
  • Modular fiber-composite low center of gravity (low CG) chassis
  • Smooth underside resists drag and snags
  • Angled front bumper improves approach angle
  • Traxxas 6519 3-channel micro receiver
  • Waterproof, O-ring sealed receiver box
  • High-torque waterproof Traxxas 2075 steering servo
  • Precise servo saver integrated into servo horn
  • High steering angle option
  • BL-2s™ 3300 kV brushless motor with internal cooling fan
  • Fixed gear mesh with 11 different gearing positions
  • Molded wire retainer keeps motor wires secure
  • 40+ mph with optional pinion gear
  • High-performance BL-2s™ brushless electronic speed control
    • Fully waterproof
    • Built-in two-stage low voltage detection for lithium polymer (LiPo) batteries
    • NiMH battery packs 6-7 cells (7.2 - 8.4 V) or 2-cell LiPo battery packs (7.4 V)
    • Patented Training Mode™ reduces the power output by 50% for new or younger drivers. When they're ready, simply change profiles to unleash full-throttle action.
    • EZ-Set® one-button setup operates and programs just like other Traxxas speed controls
    • Three programmable drive profiles:
      • Sport Mode – Fwd / Brake / Rev
      • Race Mode – Fwd / Brake
      • Training Mode™– 50% Fwd / Brake / 50% Rev
    • Multi-color status LED
    • Two-stage thermal shutdown protection protects the BL-2s from overheating
    • Large aluminum heatsink dissipates heat
    • Built-in auxiliary fan output
    • Keyed motor connector
  • Adjustable body mounts for custom bodies
  • Speed control and receiver are securely fastened to chassis
  • Sealed, silicone-filled differentials
  • Low center of gravity (Low CG) chassis
  • Fully adjustable oil-filled Ultra Shocks™ with X-ring technology
  • Red powder coated shock springs feature a responsive spring rate
  • Adjustable battery hold down
  • Full-time shaft driven 4-wheel drive
  • Aluminum center driveshaft
  • Rubber-sealed ball bearings
  • Black chrome wheels with lug nut detail
  • High-performance tires with long-wearing compound
  • Replica brake discs incorporate standard 12 mm wheel hexes

4-Tec 2.0 (83124-4) SPECS
Length: 14.94 inches (379 mm)
Front Track: 7.7 inches (196 mm)
Rear Track: 7.9 inches (200 mm)
Center Ground
Clearance:		 0.3 inches (9 mm)
Weight: 45.2 ounces (1.28 kg)
Height (overall): 2.43 inches (62 mm)
Wheelbase: 10.1 inches (256 mm)
Shock Length: Short (front and rear)
Tire Diameter: 2.6 inches (66 mm)
Tire Width (front): 1.0 inches (26 mm)
Tire Width (rear): 1.2 inches (30 mm)
Wheel Diameter: 1.9 inches (48 mm)
Speed Control Type: BL-2s™ brushless electronic speed control
Motor (electric): BL-2s™ 3300 kV brushless
Overall Drive Ratio: 9.49
Differential Type: Hardened steel bevel, sealed, limited slip
Gear Pitch: 48 pitch
Chassis Structure/Material: Molded tub / Nylon composite
Drive System: Shaft-driven, direct drive AWD
Steering: Dual-bellcrank
Radio System: TQ™ 2.4 GHz radio with 6519 3-channel micro receiver
Skill Level: 1
Top Speed: 40+ mph*
Battery Tray: 158 mm long / 46 mm wide / 23 or 26 mm high
Required Items
(sold separately):		 4 "AA" batteries (for transmitter), charger, 6 or 7-cell NiMH or 2-cell LiPo battery
*With optional gearing and 2s LiPo battery (items sold separately)

BL-2s (WATERPROOF) ESC SPECIFICATIONS
Input voltage:­6-7 Cells (7.2 to 8.4 volts)
Case Size:­39 mm x 59 mm x 31 mm
Weight:­3.07 ounces (87 g)
BEC Voltage:­6.0 volts
Low Voltage Detection (LVD):­2-stage indicators, switchable (on or off)
Thermal Protection:­2- stage 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®


BL-2s 3300 kV Brushless Motor
Type:­Sensorless brushless motor
Weight:­7.51 ounces (213 g)
Length:­3.15 inches (80 mm)
Diameter:­1.42 inches (36 mm)
Connector Type:­Traxxas Quick Connect Motor Plug