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MODEL 90386-4
owner
s manual
'

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Table of Contents
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Summarization of Contents

Introduction
Traxxas Support
Provides assistance and information for operating and maintaining your model.
Registering Your Model
Instructions to register your product online within 10 days of purchase.
Before You Proceed
Support Information
Contact information and resources for technical support and service needs.
Safety Precautions
Important Safety Points
Key safety guidelines and warnings for operating the model responsibly.
Speed Control Safety
Essential precautions for handling the powerful electronic speed control.
Tools, Supplies, and Required Equipment
Supplied Tools and Equipment
Lists the tools and equipment included with your model.
Required Equipment (Not Included)
Lists essential items not included that are needed to operate the model.
Recommended Tools
Suggests optional tools and supplies for an R/C toolbox.
Traxxas TQi Radio & Velinon Power System
Radio & Power System Introduction
Overview of the TQi radio system and Velineon power system components.
Radio & Power System Terminology
Defines key terms related to the radio and power systems for clarity.
Applying Decals
Instructions for applying optional decals to your model.
Radio System Precautions
Crucial safety guidelines for the radio system to prevent range loss or damage.
Adjusting the Electronic Speed Control
VXL-4s ESC Specifications
Technical specifications for the VXL-4s Electronic Speed Control.
ESC Transmitter Adjustments
Steps to reset transmitter settings for optimal ESC performance.
ESC Throttle Mode Selection
How to choose between Sport, Race, and Training modes for the ESC.
VXL-4s ESC Operation
Procedures for operating and testing the VXL-4s ESC functions.
Driving Your Model
Tips for Increasing Run Time
Advice on maximizing battery life and model performance.
Running in Wet Conditions
Guidelines and precautions for operating the model in wet environments.
Pre-Wet Running Checks
Pre-operation checks and modifications for wet running.
Post-Wet Running Maintenance
Post-operation maintenance procedures after running in wet conditions.
Basic Tuning Adjustments
Adjusting Gear Mesh
How to set the correct gear mesh for optimal performance and durability.
Shock Mounting Positions
Adjusting shock positions for different driving surfaces and performance.
Fine Tuning Shocks
Tips for tuning shock oil viscosity and piston selection for handling.
Centering the Steering Servo
Procedures for re-centering the steering servo before installation.
Maintaining Your Model
Frequent Vehicle Inspection
Regular checks for damage, wear, and loose components on the vehicle.
Periodic Maintenance Procedures
Routine upkeep for chassis, suspension, steering, shocks, and driveline.
Model Storage Guidelines
Proper procedures for storing the model and its batteries when not in use.
Suspension Assembly Removal
Steps for removing front and rear suspension assemblies for maintenance.
Advanced Tuning Adjustments
Gearing Adjustments
How to adjust gear ratios for speed, acceleration, and temperature control.
LiPo Battery Usage
Important considerations and safety for advanced LiPo battery use.
Temperatures and Cooling
Monitoring and managing component temperatures for longevity.
Tuning Gear Differentials
Adjusting differential oil viscosity for various driving conditions.
Torque Biasing Center Drive
Understanding and maintaining the center drive assembly.
TQi Advanced Tuning Guide
Multi-Function Knob Functions
Adjusting steering/throttle sensitivity, percentage, and trim using the knob.
Resetting Transmitter Settings
Steps to restore transmitter settings to their factory defaults.
Steering & Throttle Adjustments
Setting end points, sub-trim, and lock for steering and throttle.
Transmitter & Receiver LED Codes
Understanding the status indicators on the transmitter and receiver.
Traxxas Link Model Memory
Managing model data and settings with Traxxas Link Model Memory.
Menu Tree Navigation
Guide to navigating the TQi transmitter's programming menu.
Programming with Mobile Device
Traxxas Link App Overview
Introduces the Traxxas Link app for intuitive transmitter programming.
Intuitive Mobile Interface
Describes the user-friendly graphical interface for tuning options.
Real-Time Telemetry
Displays live model data like speed, RPM, and temperature via sensors.
Managing Multiple Models
Organizes and customizes settings for up to 30 vehicles using Traxxas Link.

Table of Contents