Classic K'NEX WheelsThese are the classic K'NEX wheels available. All dimensions shown are approximate. The prices exclude VAT (Value Added Tax). These are all new parts - we do not sell used KNEX.
Click on any image below to display full details, view some examples of KNEX models using wheels, or find out what the Available figure means against each part.
Just K'NEX Wheels
Ideal gift for the K'NEX enthusiast. A pack of 12 K'NEX wheels, in three sizes, including:
4 x K'NEX Wheel spoked small black (919780 hub plus 91975 tyre)
4 x K'NEX Wheel 50mm Narrow (91254 hub plus 91240 tyre)
4 x small wheel, such as the K'NEX Wheel 25mm (91140)
K'NEX Tyre Small
45mm (1 5/8 inch) diameter approx. Fits onto the 90978 Pulley Small to make a traditional tyred wheel.
Alternatively, can be fitted onto a 90908 K'NEX Connector 8-way White, to make a K'NEX-style wheel.
K'NEX Hub/Pulley Small
37mm (1.5 inch) diameter approx. Can either be used as a pulley, driving string or a rubber band, or as a hub fitted with the 91975 Tyre Small to make a tyred wheel.
K'NEX Tyre Medium
65mm (2.5 inch) diameter approx. Fits onto the 90979 Pulley Medium.
K'NEX Tyre Large
90mm (3.5 inch) diameter approx. Fits onto the 90979 Pulley Medium.
K'NEX Hub/Pulley Medium
Approx. 50mm (2 inch) diameter. Can either be used as a pulley, driving string or a rubber band, or as a hub fitted with the 90976 Tyre Medium or 91977 Tyre Large to make a tyred wheel.
K'NEX Tyre Narrow Black
60mm diameter (2.3 in.) approx. Fits onto the Hub Narrow 50mm. Ideal for cars, dragsters, motorcycles, etc.
K'NEX Hub Narrow 50mm Grey
Hub diameter approx. 50mm (2in.)
A single one of these hubs can be fitted into a Tyre Narrow Black to form a narrow tyred wheel.
Or, alternatively, two of these hubs may be fitted into a single Tyre Racing wheel 50mm, to make a wide tyred wheel.
K'NEX Tyre Racing wheel 50mm
Fits either onto the 91184 Hub Racing wheel 50mm, or onto two of the 91254 K'NEX Hub Narrow 50mm Grey, to make a racing wheel.
K'NEX Hub Racing wheel 50mm
May be used with the 91160 Tyre. Hub diameter approx. 50mm (2in.)
K'NEX Tyre Racing wheel Slick 37mm
This is the slick version of the tyre (ie it has no tread). Fits onto any Hub Racing wheel 37mm.
Alternatively, can be fitted onto one or more 90908 K'NEX Connector 8-way White, to make a K'NEX-style racing wheel.
K'NEX Hub Racing wheel 37mm Grey
May be used with the 91150 Tyre or the 91380 Tyre. Hub diameter approx. 37mm (1.5in.)
K'NEX Tyre 21mm Soft
Fits on any classic K'NEX 18mm hub. As used for rear wheels of Mario Kart.
K'NEX Hub 18mm Silver
Fits onto the end of either a classic K'NEX rod or a Micro K'NEX rod. Approx.diameter 18mm (0.7in.)
Extra search words: KNEX wheel, KNEX tyre, K'NEX wiel, KNEX wiel