Please note that, due to a family holiday, any new orders will not be shipped until Monday 22 August. Many apologies for any inconvenience this may cause.

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Classic K'NEX Wheels

These are the classic K'NEX wheels available worldwide. All dimensions shown are approximate.

All the K’NEX parts we sell are in NEW condition, and have been obtained directly from the manufacturer or through one of their subcontractors. We do not sell used K’NEX parts.

Click on any image below to display full details, view some examples of K’NEX models using wheels, or find out what the Available figure means against each part.

Just K'NEX Wheels

Ref: 60098

Available: Limit of 32

A pack of 4 K'NEX wheels. Ideal gift for the K'NEX enthusiast. 20% discount

View an example of a K'NEX vehicle built using this pack

Just K'NEX Racing Wheels

Ref: 60097

Available: Limit of 32

A pack of 4 K'NEX Racing wheels. Ideal gift for the K'NEX enthusiast. 10% discount

View an example of a K'NEX Racer built with this pack

K'NEX Tyre Small

Ref: 91975

Hint W5

Available: Limit of 250

47mm (1.8 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 Silver

Ref: 90978

Hint W5

Available: Limit of 32

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 Hub/Pulley Small Grey

Ref: 90978G

Hint W5

Available: at least 17016

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 Hub spoked 37mm Grey

Ref: 91978

Hint W5

Available: Limit of 128

Approx.diameter 37mm (1.5in.) Same dimensions as 90978 Hub/Pulley small. May be fitted with the 91975 Tyre small to make a tyred wheel.

K'NEX Hub Spoked 37mm Black

Ref: 919780

Hint W5

Available: Limit of 4

Approx.diameter 37mm (1.5in.) Same dimensions as 90978 Hub/Pulley small. May be fitted with the 91975 Tyre small to make a tyred wheel.

K'NEX Tyre Medium

Ref: 91976

Hint W5

Available: Limit of 32

65mm (2.5 inch) diameter approx. Fits onto the 90979 Pulley Medium.

K'NEX Tyre Large

Ref: 91977

Hint W5

Available: Limit of 500

90mm (3.5 inch) diameter approx. Fits onto the 90979 Pulley Medium.

K'NEX Hub/Pulley Medium Silver

Ref: 90979

Hint W5

Available: Limit of 128

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 Hub/Pulley Medium Grey

Ref: 90979G

Hint W5

Available: Limit of 64

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

Ref: 91240

Hint W4

Available: Limit of 250

60mm diameter (2.3 in.) approx. Fits onto the Hub Narrow 50mm. Ideal for cars, dragsters, motorcycles, etc.

K'NEX Hub Narrow 50mm Grey

Ref: 91254

Hint W4

Available: Limit of 500

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 Hub Narrow 50mm Black

Ref: 91254B

Hint W4

Available: Limit of 1

Hub diameter approx. 50mm (2in.) Can be used with the Tyre Narrow Black. Ideal for dragsters, motorcycles, etc.

K'NEX Tyre Racing wheel 50mm

Ref: 91160

Hint W4

Available: Limit of 250

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

Ref: 91184

Hint W4

Available: Limit of 500

May be used with the 91160 Tyre. Hub diameter approx. 50mm (2in.)

K'NEX Tyre Racing wheel 37mm

Ref: 91150

Hint W4

Available: Limit of 250

Fits onto any Hub Racing wheel 37mm .

K'NEX Tyre Racing wheel Slick 37mm

Ref: 91380

Hint W4

Available: Limit of 1

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

Ref: 91174

Hint W4

Available: Limit of 250

May be used with the 91150 Tyre or the 91380 Tyre. Hub diameter approx. 37mm (1.5in.)

K'NEX Hub Racing wheel 37mm Black

Ref: 91170

Hint W4

Available: Limit of 64

May be used with the 91150 Tyre or the 91380 Tyre. Note that the pattern of spokes within the wheel may vary, and that some hubs include yellow flashes around the rim. Hub diameter approx. 37mm (1.5in.)