Black six-section finned heatsink kit for compatible direct-drive spoke hub motors with a 222–238 mm outside diameter. The curved sections mount around a compatible motor shell to add external cooling surface area.
A passive cooling accessory with no electrical connection. This listing is for one complete heatsink set. Two sets are available in UK stock.
Heatsink kit only: motors, wheels and bicycles shown in installation photographs are not included. Check motor shell diameter, flange spacing and spoke clearance before ordering; this is not a universal-fit accessory.
| Application | Details |
|---|---|
| Compatible motors | QS205; MXUS 3K/5K; Leaf motor; 9C and 9C clones; Crystalyte 35XX and 54XX; Cromotor |
| Motor shell outside diameter | 222 mm to 238 mm |
| Required checks | Compare shell curvature, flange spacing, joining tabs and spoke clearance with the photographs. |
| Other generic motors | 222–238 mm outside diameter, subject to matching shell curvature and clearances. |
Compatibility list supplied by the seller. Check shell diameter, flange spacing, spoke clearance and full contact before fitting. Motor names identify compatibility; this is an unbranded accessory.
| Brand | Unbranded |
| Part Type | Motor Heat Sink |
| Compatible Model | QS205, MXUS 3K/5K, Leaf, 9C & clones, Crystalyte 35XX/54XX, Cromotor |
| Colour | Black |
| Material | Aluminium |
| Cooling Type | Passive finned heatsink |
| Number of Items | 1 set (6 sections) |
| MPN | Does Not Apply |
| Compatible Bike Type | Electric Bike |
One order quantity equals one set. Motor, wheel, controller and thermal compound are not included. Installed and CAD pictures illustrate the application; the supplied finish is black.