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Roadrunner Pro – Front Suspension & Dropout Dimensions

Understanding the front suspension measurements is important for maintenance, wheel replacements, or upgrades. Here’s a detailed breakdown:

Front Suspension Components

The Roadrunner Pro front suspension consists of:

  • 2 Fork Legs

  • 2 Main Fork Clamps (Triple Tree Clamps)


Key Measurements

  • Distance Between Fork Clamps: 10 inches (25.4 cm) – measured between the two main fork clamps.

  • Fork Leg Length: 25 inches (63.5 cm) – full length of each fork leg.

  • Width Across Fork Legs: 8 inches (20.3 cm) – measured from the outer edge of one fork leg to the other.


Dropout Measurement

The dropout is the inside distance between the fork ends where the wheel fits.

  • How to Measure: Remove the wheel and measure the gap where the wheel sits using a ruler.

  • Roadrunner Pro Dropout: ~139 mm

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