Serpent 904006 Viper 990E Lightweight 1/8 4WD Touring Chassis  [SER904006]

Serpent SER904006 Viper 990E 4wd 1/8 EP
Price:
NZD$986.53
Brand:
Serpent
Model:
SER904006
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Purpose-Built Low Centre of Gravity Platform

The Serpent 904006 Viper 990E pairs a narrow 7075 T6 Aluminum chassis with careful weight distribution to control flex and lower the centre of gravity, improving on-track stability for precise driving lines.

Airflow Management and Battery Positioning

A low battery plate sits close to the chassis to enhance balance, while three NACA ducts provide airflow to the speed controller and motor. Machined recesses allow the motor to be mounted lower, concentrating mass for improved handling on smooth circuits.

Geometry Options for Fine Tuning

Adjustability is central to the suspension layout, with a rear reactive toe-change setup to dial traction and eccentric inserts in the front steering blocks to alter roll centre. These options give tuners the control needed for different track surfaces.

Durable Powertrain with Easy Servicing

The driveline uses spring steel CVD shafts and lightweight pulleys to cut losses and improve efficiency. Quick-change axle levers simplify wheel and tyre swaps, helping competitors turn around between runs faster.

Specifications

  • Scale: 1/8
  • Drive: 4WD
  • Chassis Material: 7075 T6 Aluminum
  • Suspension: Fully Adjustable
  • Motor Position: Low-Mounted
  • Cooling System: NACA Ducts

The Serpent 904006 Viper 990E is aimed at experienced racers who value precise tuning and predictable behaviour across laps.

To reduce understeer try increasing front toe-in slightly, soften front camber plates or raise the front roll centre using the eccentric inserts for crisper turn-in.
The integrated NACA ducts help, but in hot conditions consider adding a small fan or improving airflow under the body shell to keep temps in check.
Tyre choice depends on track grip; start with a medium compound for general conditions and move to softer or harder compounds as the surface requires.

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