











Bell GT6 RD-4C/EC Carbon Racing Helmet with Mic / Ear Cups / Drinking Tube / IMSA Connector - SA2020 / FIA8859
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The Bell GT6 RD-4C/EC Carbon racing helmet has been developed for racers in a closed cockpit environment who require a radio communication system. It shares the same modern and aggressive design as the HP6 Carbon helmet with a lightweight premium carbon fiberglass composite shell.
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The RD-4C/EC extension of the Bell GT6 RD-4C/EC Carbon indicates this helmet has the following additional features compared with the standard version of the GT6 Carbon helmet:
- Fully integrated radio communication system;
- Ear Cups with Speakers (for extra noise reduction);
- Hydration system for attaching to a drink bottle or supply system;
- 4-pin IMSA connector with a coil cord.
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The integrated radio communication system comprises a ZeroNoise branded noise-canceling microphone that is integral to the chin bar, a coiled cable with a heavy-duty in-molded male nexus connector, and an RCA connector compatible with in-ear speaker systems such as ZeroNoise or other brands.
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The Bell GT6 RD-4C/EC Carbon Racing Helmet is supplied with factory-installed FHR/HANS posts as original equipment.
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Certifications: Snell SA2020 and FIA8859-2015.
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Manufacturer Part Number: 1239121 (size 54) to 1239129 (size 61+)
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Note regarding sizing: This helmet range includes a 61+ size, which is 0.5cm larger internally than a size 61 in the same shell.
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Lightweight Premium Carbon shell
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Wide eye-port opening for optimal vision in closed cockpit cars (Shield type SE06)
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Advanced multi-density, multi-piece liner to maximize energy absorption and impact performance
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Extraction vents to maximize cooling and air circulation
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Factory installed Hans anchors as original equipment
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Optional top forced air intake can be installed on the left or right top side vents - available for use with and external cooling system
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Optional side-cover (L or R) for smooth integration of radio connectors and hydration system
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Interior: Dark Grey High Strength - High Comfort FR Fabric
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Sizes: 54-55-56-57-58-59-60-61-61+
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Certifications: FIA 8859-2015 and Snell SA2020.
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Closed Cockpit Racing Cars / Closed-car environments like Porsche series, GT, IMSA, Nascar, etc.
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Bell GT6 RD Carbon-4C/EC
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Clear SE06 3mm DSAF Shield installed
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Hans Anchors Installed
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Drawstring Helmet Bag
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Hex Wrench Key
GT6 Pro Carbon
SE06 3MM Replacement Shields
Pulse Tearoff Posts
Forced Air Accessories
HP7 / RS7 Rear Spoiler
Breath Deflector
Chin Cover Seal
HANS Post Anchor Clip Sets
Helmet Bags

Original: $1,119.95
-70%$1,119.95
$335.99Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
-
The Bell GT6 RD-4C/EC Carbon racing helmet has been developed for racers in a closed cockpit environment who require a radio communication system. It shares the same modern and aggressive design as the HP6 Carbon helmet with a lightweight premium carbon fiberglass composite shell.
-
The RD-4C/EC extension of the Bell GT6 RD-4C/EC Carbon indicates this helmet has the following additional features compared with the standard version of the GT6 Carbon helmet:
- Fully integrated radio communication system;
- Ear Cups with Speakers (for extra noise reduction);
- Hydration system for attaching to a drink bottle or supply system;
- 4-pin IMSA connector with a coil cord.
-
The integrated radio communication system comprises a ZeroNoise branded noise-canceling microphone that is integral to the chin bar, a coiled cable with a heavy-duty in-molded male nexus connector, and an RCA connector compatible with in-ear speaker systems such as ZeroNoise or other brands.
-
The Bell GT6 RD-4C/EC Carbon Racing Helmet is supplied with factory-installed FHR/HANS posts as original equipment.
-
Certifications: Snell SA2020 and FIA8859-2015.
-
Manufacturer Part Number: 1239121 (size 54) to 1239129 (size 61+)
-
Note regarding sizing: This helmet range includes a 61+ size, which is 0.5cm larger internally than a size 61 in the same shell.
-
Lightweight Premium Carbon shell
-
Wide eye-port opening for optimal vision in closed cockpit cars (Shield type SE06)
-
Advanced multi-density, multi-piece liner to maximize energy absorption and impact performance
-
Extraction vents to maximize cooling and air circulation
-
Factory installed Hans anchors as original equipment
-
Optional top forced air intake can be installed on the left or right top side vents - available for use with and external cooling system
-
Optional side-cover (L or R) for smooth integration of radio connectors and hydration system
-
Interior: Dark Grey High Strength - High Comfort FR Fabric
-
Sizes: 54-55-56-57-58-59-60-61-61+
-
Certifications: FIA 8859-2015 and Snell SA2020.
-
Closed Cockpit Racing Cars / Closed-car environments like Porsche series, GT, IMSA, Nascar, etc.
-
Bell GT6 RD Carbon-4C/EC
-
Clear SE06 3mm DSAF Shield installed
-
Hans Anchors Installed
-
Drawstring Helmet Bag
-
Hex Wrench Key
GT6 Pro Carbon
SE06 3MM Replacement Shields
Pulse Tearoff Posts
Forced Air Accessories
HP7 / RS7 Rear Spoiler
Breath Deflector
Chin Cover Seal
HANS Post Anchor Clip Sets
Helmet Bags























