Classic K'NEX Coaster parts

These are the parts available for Classic K'NEX Roller Coasters and Classic K'NEX Ball coasters. 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 to display full details,or follow the "Handy Hint" link for each part to find out how that part may be used.

Click here to view some examples of K’NEX models using classic K'NEX coaster parts, or find out what the Available figure means against each part.

You can also view the parts we stock for Micro K'NEX roller coasters.

Just K'NEX Ball track

Ref: 60096

Hint R5

Available: Limit of 8

Why not build your own K'NEX ball run? An ideal gift for the K'NEX enthusiast.

View an example of a Ball run built with this pack

10% discount

Classic K'NEX Coaster car Front Blue

Ref: 20471

Hint R2

Available: Limit of 64

As used in all current Classic K'NEX Roller Coaster sets, such as the K'NEX Son of Serpent roller coaster.

K'NEX Track Red - 5.6m (18ft) length

Ref: 403420X

Hint R2

Out of stock - email us For availability please

5.6m (18ft) length of red track. As used in 78890 K'NEX Amusement Park Experience set.

Follow the above "Hint R2" link to see which connectors and coaster cars should be used with this track.

K'NEX Track Red - 2.4m (7.8ft) length

Ref: 403420Y

Hint R2

Available: Limit of 128

2.4m (7.8ft) length of red track. As used in 78890 K'NEX Amusement Park Experience set.

Follow the above "Hint R2" link to see which connectors and coaster cars should be used with this track.

K'NEX Track Red - 1.35m (4ft) length

Ref: 403420Z

Hint R2

Available: Limit of 8

1.35m (4ft 5in) length of red track. As used in 78890 K'NEX Amusement Park Experience set.

Follow the above "Hint R2" link to see which connectors and coaster cars should be used with this track.

K'NEX Track Red - 1m (3.3ft) length

Ref: 403420V

Hint R2

Available: Limit of 1

1.3m (4ft) length of red track. As used in 78890 K'NEX Amusement Park Experience set.

Follow the above "Hint R2" link to see which connectors and coaster cars should be used with this track.

K'NEX Track Splice Red

Ref: 20501

Hint R2

Available: Limit of 6

K'NEX Track Splice, used to join together lengths of Classic K'NEX Roller Coaster track.

K'NEX Track Orange - 2.07m (6.8 ft) length

Ref: 92602

Hint R1

Available: Limit of 16

A length of orange track approx. 2.07m (6.8 ft) long, as used in early K'NEX models such as the 63030 8ft roller coaster and the 63045 Big Ball Factory.

Ideal for designing and building K'NEX Ball coasters.

Follow the above "Hint R1" link to see which connectors should be used with this track.

K'NEX Ball Red/Yellow

Ref: 90990B

Hint R1

Available: Limit of 8

Ball diameter is 46mm (1.8in.) approx. Ideal for K'NEX Ball coasters.

Please note that these balls cannot easily be separated into two ball halves.

K'NEX Ball half Red

Ref: 90990

Hint R1

Available: Limit of 4

Ball diameter is 46mm (1.8in.) approx. Ideal for K'NEX Ball coasters.

K'NEX Ball half Yellow

Ref: 90991

Hint R1

Available: Limit of 16

Ball diameter is 46mm (1.8in.) approx. Ideal for K'NEX Ball coasters.

K'NEX Clip with Splice end Orange

Ref: 90911

Hint R1

Available: Limit of 250

As used in the original K'NEX roller coaster and the Big Ball Factory, to attach orange K'NEX track to a model. Please note that the colour may vary, from orange to yellowy orange.