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Specifications

Specifications serve as the blueprint for designing and organizing all component configurations. Pre-made and custom specifications to meet unique needs.

What Are Specifications?

Specifications in ONE RACEHUB are the blueprint of your racing vehicle. They define the theoretical framework of all possible components, adjustment ranges, and relationships that can exist in your vehicle. Before creating physical parts or recording actual setups, you need to establish your specifications.

Think of specifications as answering the fundamental questions:

  • What components does your vehicle have?
  • What adjustments are possible for each component?
  • How are measurements taken and in what units?
  • What relationships exist between different components?

Creating a Chassis Specification

The first step in the Parts & Specs workflow is to create a Chassis Specification:

  1. Navigate to the Specifications section
  2. Click "Add New Chassis"
  3. Enter a name for your chassis (e.g., "Ferrari 296 GT3")

Chassis vs. Versions

ONE RACEHUB allows you to create multiple chassis and versions, this helps with keeping integrity within your database:

  • New Chassis: Create a completely new chassis when working with an entirely different vehicle (e.g., switching from Ferrari 488 GT3 to Ferrari 296 GT3)
  • New Version: Create a new version when making updates to an existing chassis (e.g., adding a new EVO kit with additional rear wing options)

Example: If your team receives an EVO kit that adds new rear wing options and spring configurations, you would create a new Chassis Version rather than an entirely new Chassis.

Specification Categories

ONE RACEHUB provides pre-made categories to help you organize your specifications, along with the option to create custom specifications for unique needs.

Pre-made Categories

Aero Package

Define wings and aerodynamic configurations available for your vehicle.

  • Create multiple packages (e.g., High Downforce (HDF), Low Downforce (LDF))
  • Define elements within each package (e.g., Front Wing HDF, Rear Wing HDF)
  • Specify aerodynamic values for each element (SCZF, SCZR, SCXT)
  • Choose interpolation methods (Interpolate, Polynomial, Strict)
  • Choose possible Settings for each element (e.g. Rear Wing Angle)

Brakes

Define the brake system configuration options:

  • Brake balance adjustments
  • Unit

Calculations

Select which calculation formulas are available for this chassis:

  • Import from previously created Calculation Templates
  • Define which calculations apply to this specific chassis

Changes Filter

Define filters for your changes list:

  • Whitelist (changes to always show)
  • Blacklist (changes to never show)

Chassis Measurements

Define reference points on the chassis:

  • 3D arm reference points
  • Other key measurement points

Custom Simulation Models

Define simulation models specific to this chassis:

  • Server endpoints and ports
  • Data mapping configurations

Mass

Define mass-related specifications:

  • Base vehicle mass
  • Center of gravity coordinates (x, y, z)
  • Driver mass

Measurements

Define measurement units for different properties:

  • Angles (degrees or radians)
  • Power (hp, kW, or W)
  • Inertias, masses, and pressures
  • Spring rates
  • ...

Powertrain

Define powertrain configurations:

  • Drop gears and bevel sets
  • Gears
  • Differential settings
  • Gearbox configurations

Regulation Sets

Define regulatory limits for different series:

  • Minimum mass
  • Minimum ride heights (front and rear)
  • Mass distribution limits (min and max)

Suspension Components

Define all suspension components:

  • Anti-roll bars and stiffness options
  • Dampers with adjustment ranges
  • Spring options (main, helper, rebound, torsion)
  • Bump rubbers
  • ...

Suspension Kinematics

Define suspension kinematic settings:

  • External Kinematics (Ride Height, Camber, Toe, Caster)
    • Min/max values and step sizes
    • Units of measurement
    • Reading requirements (separate values for left/right sides)
  • Internal Kinematics (Spring Length, Platform Offset, etc.)
    • Min/max values and step sizes
    • Measurement units

Tracking Sources

Define how parts are tracked:

  • By distance traveled (pre-defined)
  • By time in use
  • Thickness
  • ...

Custom Specifications 🔗

When the pre-made categories don't cover your specific needs, you can create custom specifications:

  1. Click "Add Custom Spec"
  2. Name your specification
  3. Define the "Reading Required" option (how many readings needed)
  4. Add adjustable properties with their constraints

Example: If you want to track camber shims in addition to camber angles, you would create a custom specification rather than using the pre-made External Kinematics.

Units of Measurement

ONE RACEHUB stores all values internally in SI units (the International System of Units), but you can configure the display units according to your team's preferences:

  • Display angles in degrees while storing in radians
  • Display distances in inches while storing in meters
  • Display power in horsepower while storing in watts

This approach ensures compatibility with simulation tools (which typically use SI units) while allowing teams to work with familiar units.

Following Steps

After setting up your specifications, you'll be ready to:

  1. Create Setup Sheet Layouts to visualize your specifications
  2. Define physical Parts based on your specifications
  3. Combine parts into Assemblies