Exotek Racing F1Ultra R5 Micro Spring Tuning Set - Black Yellow Blue #R4518

Overview

The Exotek Racing F1Ultra R5 Micro Spring Set (R4518) is a complete tuning bundle of soft, medium and hard micro springs for the F1Ultra R5. Two pairs of each rate let you dial in chassis balance for any track.

Key Features

• Soft Black micro springs (2x R4066)
• Medium Yellow micro springs (2x R4123)
• Hard Blue micro springs (2x R4123)
• Complete tuning bundle
• Race-grade spring rates

Performance Benefits

• Three rate options for full chassis tuning
• Pre-paired for left/right balance
• Quick swaps between sessions
• Race-tested spring rates

Usage Notes

• For F1Ultra R5 micro shocks
• Install in pairs to balance chassis
• Note: package label color refers to firmness

Technical Specs

• Soft: Black (R4066)
• Medium: Yellow (R4123)
• Hard: Blue (R4123)
• Compatibility: F1Ultra R5
• Part Number: R4518

What’s Included

• (2) Soft Black Micro Springs (R4066)
• (2) Medium Yellow Micro Springs (R4123)
• (2) Hard Blue Micro Springs (R4123)

Summary

• Complete tuning spring set for F1Ultra R5
• Soft / Medium / Hard rates
• Two pairs of each
• Race-essential tuning bundle
• Quick chassis balance adjustments