HubSink
HubSink V2 for Hub motors
HubSink V2 for Hub motors
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The tested and proven V2 revision of the Hub Heatsink, the Hubsink!
Heat Dissipation to cool hub motors, stop overheating and hill climb better!
The Hubsinks have proven over years of real world testing and thousands of bikes to vastly improve the thermal management and power handling of hub motors with ~200% better overall thermal dissipation! If your hub motor is overheating or you want better hill climb or general riding performance.
Guaranteed: double the power or no more overheating
HubSink does not add power by itself. Fitted with Statorade to a compatible motor, it lets your motor handle at least double the power from your controller without overheating, or stops your motor overheating at the power you already run. Most riders turn their controllers up to more than 2x the power, and many regularly run around 5x, as shown by reviews and testing such as 18kW through a QS205 hub motor, because in real riding faster cooling compounds. They also ride harder, longer and more efficiently. Full refund within 30 days if it does not deliver. See guarantee conditions. Not sure it fits your motor? See every motor HubSink fits and how to run more power.
Easy to Fit
HubSink comes in six separate pieces. Easy to install in 5 - 10 minutes, standard version fits most motors, (For QS273, be sure to select the right option if you have the larger motor)
QS273 Hubsink, Beta versions are now available to cool an overheating QS273 hub motor, these need some massaging to fit at the moment but work very well, they need the radius to be pushed down in the centre to match your motor and ensure good contact all the way around the circumference.



Aluminium heatsink for electric hub motor
HTS: 7616.99.5190
Origin: Australia
Got a QS205 or MXUS? See our QS205 hub motor cooling and MXUS hub motor cooling guides.
Watch the HubSink cooling test and install
Which HubSink fits my motor?
| Motor | Option to choose | Price |
|---|---|---|
| QS205 | QS205 | US$79 |
| MXUS | MXUS | US$79 |
| Leaf motor | Leaf motor | US$79 |
| 9c and 9c clones | 9c and 9c clones | US$79 |
| Crystalyte 35XX and 54xx | Crystalyte 35XX and 54xx | US$79 |
| Cromotor | Cromotor | US$79 |
| Other generic motors, 222mm to 238mm outer diameter | Other generic motors, 222mm to 238mm outer diameter | US$79 |
| QS273 (beta) | QS273 (beta) | US$99 |
HubSink V2 FAQ
Will HubSink fit my hub motor?
Choose the option for your motor from the dropdown. The standard version fits QS205, MXUS, Leaf, 9c and clones, Crystalyte, Cromotor and other standard hubs around 222 to 238mm in diameter. The QS273 has its own option.
Does HubSink make more power?
No. Your controller and battery supply the power. HubSink with Statorade lets the motor shed heat faster so it can handle at least double the power from your controller without overheating, or stop overheating at the power you already run.
How long does it take to install?
HubSink installs in 5 to 10 minutes, between the spokes, with the included nuts and bolts, thermal paste and two 8mm spanners. See the installation guide.
Do I need Statorade?
HubSink works much more effectively with Statorade ferrofluid, which goes inside the motor. The guarantee is for HubSink fitted with Statorade.
Is there a guarantee?
Yes, a full refund within 30 days if the motor does not handle at least double the power or stop overheating at your normal power. See the guarantee for conditions.
Where is it made and shipped from?
Designed in Australia, and shipped worldwide with tracking.
Not sure which cooling method you need? Compare HubSink, Statorade and vented covers.
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