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Motor Heatsink 4074 ** CLEARANCE **
Motor Heatsink 4074 ** CLEARANCE **
Motor Heatsink 4074 ** CLEARANCE **
Motor Heatsink 4074 ** CLEARANCE **

Motor Heatsink 4074 ** CLEARANCE **

Brand: Arrma

Part No: ARA390299

$25.07 RRP $26.39

In Stock: Usually ships same day

Collect Instore

The Arrma ARA390299 Motor Heatsink 4074 helps manage motor temperatures when the action heats up. Precision manufactured from lightweight aluminium with a black anodised finish and etched ARRMA logo, it uses a multi‑fin design to increase surface area for efficient heat dissipation. A flat mounting pad accommodates a 35mm cooling fan, and an included clip secures the heatsink in place. Suggested compatibility: 40mm diameter motors.

Features

  • Precision manufactured for a perfect fit
  • Black anodised finish with etched ARRMA logo
  • High-quality, lightweight aluminium construction
  • Multi-fin design for efficient heat transfer
  • Flat area for mounting 35mm fans
  • Includes heatsink clip
  • Suggested compatibility: 40mm diameter motors

What’s Included

  • 1 x Motor Heatsink – 40mm Diameter Motor
  • 1 x Motor Heatsink Clip

Required To Complete

  • #ARA390300

This aluminum Motor Heatsink keeps your motor running cool when the action heats up.

Motor Heatsink 4074 Features:

Precision manufactured for a perfect fit – Black anodized finish with etched ARRMA logo for cool looks – Constructed from high-quality light-weight aluminum – Multi-fin design increases surface area for efficient heat transfer – Flat area allows mounting of 35mm fans - Included heatsink clip - Suited to 40mm diameter motors

Motor Heatsink 4074 Includes:

1 x Motor Heatsink - 40mm Diameter Motor

1 x Motor Heatsink Clip

Motor Heatsink 4074 Requires:

#ARA390300



Key Info:
  • Brand: Arrma
  • Part No: ARA390299
  • Barcode: 5052127039055
  • Fitment: Option Part
  • Fitment: Standard Part
Standard Shipping

£3.95 to most of the UK

Express Shipping

£6.95 to most of the UK

Worldwide Shipping

Available at checkout

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Questions & Answers
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Can this heatsink fit 2 fans or just 1?
Scott / 12th March 2024

That is designed for a single fan but you may be able to fit 2.

Steve @ Wheelspin Models
If I would like to fit 2 fans to this unit using ARA390300's, do I need some kind of splitter cable for the 1 wire that comes off the ESC?
Scott / 10th March 2024

Yes, you can use something like this TRX2046

Si @ Wheelspin Models
will this fit my arrma kraton 6s
[email protected] / 19th March 2023

Yes, this wil fit that car

Si @ Wheelspin Models
Can you tell me what diameter the screw holes are where you attach the fan please
Ian / 18th March 2022

these are an M3 bolt

Si @ Wheelspin Models
Will this fit the notorious v5
Mike / 22nd October 2021

Yes this is listed under the spares for that car.

Anthony @ Wheelspin Models
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