Product Details

Yellow Speed Racing Pro Plus Racing 2-Way Coilovers for the 2017-2021 Honda Civic Si deliver track-focused performance with 2-way adjustable damping with independent rebound and compression control. Engineered for competitive racers and serious track enthusiasts, this adjustable coilover suspension system provides precise chassis tuning for maximum handling performance.

Full-length ride height adjustment via the lower bracket enables stance and weight distribution tuning without sacrificing suspension travel. Each Pro Plus Racing coilover kit features high-rigidity springs and monotube shock construction for consistent, fade-free damping under demanding conditions.

Every Yellow Speed Pro Plus Racing coilover system is built to order for precise fitment and quality assurance.

Features

  • 2-Way damping adjustment for precise chassis tuning
  • Full-length ride height adjustment via lower bracket
  • Monotube internal shock design for consistent performance
  • High-rigidity SAE9254 steel springs for long-term durability
  • Spring bearing top for smoother handling response
  • Electroplated shock body for corrosion resistance
  • Built to order for precise fitment and quality assurance
Specifications
Part Number YS01-HD-PPR031
Part Name Yellow Speed Pro Plus Racing 2-Way Coilovers
Vehicle 2017-2021 Honda Civic Si
Chassis Code FC
Drivetrain
Suspension Design - Front True Coilover
Suspension Design - Rear True Coilover
Upper Mount - Front Pillowball Upper Mount with Camber Plate
Upper Mount - Rear OEM Upper Mount
Spring Rate - Front 12 Kg/mm
Spring Rate - Rear 12 Kg/mm
Damping Adjustment 2-Way
Custom Spring Rates Available upon request
Notes Coupe & Sedan; 53.8mm OEM strut diameter
Vehicle Fitment
  • 2017 Honda Civic Si (FC)
  • 2018 Honda Civic Si (FC)
  • 2019 Honda Civic Si (FC)
  • 2020 Honda Civic Si (FC)
  • 2021 Honda Civic Si (FC)

Customer Reviews

Questions & Answers

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