🔩 Spring & ARB Rate Optimizer
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Analyze
Optimize
Sweep
Symptom Fix
What-If
Front Axle
Spring Rate (N/mm)
Motion Ratio
ARB Rate (N/mm equivalent)
Track Width (mm)
Rear Axle
Spring Rate (N/mm)
Motion Ratio
ARB Rate (N/mm equivalent)
Track Width (mm)
Analyze Configuration
Target Settings
Target Roll Couple (%)
Tolerance (±%)
Handling Goal
Neutral
Mild Understeer
Mild Oversteer
Surface
Asphalt High Grip
Asphalt Medium Grip
Asphalt Low Grip
Carpet High Grip
Carpet Medium Grip
Dirt
Concrete
Track Type
Tight Technical
Medium Technical
Medium Speed
High Speed
Speedway
Current Setup (from Analyze tab)
Fill in the Analyze tab first, then come here to optimize.
Lock front spring (only vary ARB)
Lock rear spring (only vary ARB)
Find Optimal Combinations
Sweep Configuration
Sweep Type
Front Spring Rates
Rear Spring Rates
Front ARB Rates
Rear ARB Rates
Run Sweep
Select Handling Symptom
Understeer on Entry
Understeer Mid-Corner
Understeer on Exit
Oversteer on Entry
Oversteer Mid-Corner
Oversteer on Exit
Unstable Braking
Unstable on Accel
Proposed Changes
Front Spring Rate (N/mm) — blank = no change
Rear Spring Rate (N/mm) — blank = no change
Front ARB Rate (N/mm) — blank = no change
Rear ARB Rate (N/mm) — blank = no change
Analyze Changes