| Set contents |
| K90900 | K'NEX Tan interlocking clip (pack 10) | 14 |
| K90901 | K'NEX Dark Grey connector 1-way (pack 10) | 51 |
| K90902 | K'NEX Orange connector 2-way straight (pack 10) | 30 |
| K90903 | K'NEX Light Grey connector 2-way (pack 10) | 14 |
| K90904 | K'NEX Red connector 3-way (pack 10) | 53 |
| K90905 | K'NEX Green connector 4-way (pack 10) | 56 |
| K90906 | K'NEX Yellow connector 5-way (pack 10) | 74 |
| K90907 | K'NEX Blue connector 7-way 3D (pack 10) | 19 |
| K90908 | K'NEX White connector 8-way (pack 10) | 17 |
| K90909 | K'NEX Purple connector 4-way 3D (pack 10) | 36 |
| K90910 | K'NEX Gold connector 5-way for track (pack 10) | 2 |
| K90911 | K'NEX Gold splice for track (pack 10) | 4 |
| K90950 | K'NEX Green rod 16mm (pack 10) | 94 |
| K90951 | K'NEX White rod 32mm (pack 10) | 99 |
| K90952 | K'NEX Blue rod 54mm (pack 10) | 88 |
| K90953 | K'NEX Yellow rod 86mm (pack 10) | 50 |
| K90954 | K'NEX Red rod 128mm (pack 10) | 17 |
| K90955 | K'NEX Grey rod 190mm (pack 10) | 18 |
| K90958 | K'NEX Gold rod 128mm (pack 10) | 14 |
| K90978 | K'NEX Pulley - small | 12 |
| K90979 | K'NEX Pulley - medium | 6 |
| K90985 | K'NEX Medium gear - red | 2 |
| K90987 | K'NEX Chain link 32mm (pack 10) | 6 |
| K90988 | K'NEX Small gear - grey push on | 4 |
| K90993 | K'NEX Medium crown gear - yellow | 1 |
| K91317 | K'NEX Small gear dark blue | 2 |
| K91975 | Tire Small | 5 |
| K91976 | Tire Medium | 6 |
| K91977 | Tire Large | 4 |
| K92890 | K'NEX Spring motor | 2 |
| K919561 | Rod 7.5" Black | 2 |
