What is the difference between Bell GT6 RD-4C and RD-4C/EC?
Bell GT6 PRO Racing Helmet - Snell SA2025/FIA8859
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Open Sep 23, 2026 - 01:51 PM
Value & Comparison
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Staff Answer
Sep 23, 2026 - 01:51 PM
Both add integrated radio, hydration, and an IMSA connector to the GT6 shell. RD-4C uses an RCA connector for separate in-ear speakers of your choice. RD-4C/EC replaces that with built-in ear cup speakers for extra noise reduction, at the same price.
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Bell GT6 PRO Racing Helmet - Snell SA2025/FIA8859
Overview Application In The Box The Bell GT6 PRO Racing Helmet is engineered specifically for closed-cockpit racing environments with a modern, aggressive design that prioritizes enhanced visibility, lightweight performance, and customizable ventilation. This premium Bell helmet, part of the PRO Ser...
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