# LEGO 9730-1 — RoboSports (1998)

Source: https://www.brickmissing.com/sets/9730-1-robosports
Publisher: BrickMissing (https://www.brickmissing.com) — free LEGO parts checker. Not affiliated with the LEGO Group.

## Set facts

- Set number: 9730-1
- Name: RoboSports
- Theme: Mindstorms › 1.0
- Released: 1998
- Pieces: 91
- Distinct part + colour lots: 37
- Build difficulty: beginner
- Repairability: 10.8% of this set's lots are hard to replace (4 of 37 part+colour combinations appear in three or fewer sets in the entire LEGO catalog).

## Complete parts list (37 lots, 91 pieces)

Prices are the official LEGO Pick a Brick price per individual part, where LEGO publishes one.

| Qty | Part | Colour | Part no. | LEGO element ID | LEGO price each |
| ---: | --- | --- | --- | --- | --- |
| 1 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud] | Light Gray | 2654 | 265402 | — |
| 6 | Brick 2 x 4 | Black | 3001 | 300123 | €0,22 |
| 8 | Brick 2 x 2 | Black | 3003 | 300323 | €0,13 |
| 4 | Brick 2 x 2 | Yellow | 3003 | 300324 | €0,13 |
| 8 | Brick 1 x 2 | Black | 3004 | 300423 | €0,11 |
| 2 | Plate 2 x 4 | Black | 3020 | 302023 | €0,15 |
| 2 | Plate 2 x 4 | Light Gray | 3020 | 302002 | — |
| 4 | Plate 6 x 8 | Yellow | 3036 | 303624 | — |
| 4 | Slope 45? 2 x 2 | Yellow | 3039 | 303924 | €0,11 |
| 2 | Technic Axle and Pin Connector Angled #3 - 157.5? | Black | 32016 | 6261397 | €0,13 |
| 1 | Slope 33° 3 x 2 with Red '2' over Two Green Stripes Print | Yellow | 3298pr0023 | 82497 | — |
| 1 | Slope 33° 3 x 2 with Red '1' and Yellow Outline Print | Black | 3298pr0024 | 82496 | — |
| 1 | Slope 33° 3 x 2 with Red '3', Black Triangle Print | Red | 3298pr0037 | 82498 | — |
| 2 | Plate 1 x 8 | Black | 3460 | 346023 | €0,18 |
| 2 | Tyre 43 x 17 | Black | 3634 | 363426 | — |
| 3 | Technic Gear 8 Tooth | Light Gray | 3647 | 364702 | — |
| 2 | Technic Gear 24 Tooth [Old Style - Three axle holes] | Light Gray | 3648a | — | — |
| 2 | Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] | Yellow | 3660 | 366024 | €0,15 |
| 4 | Technic Brick 1 x 16 [15 Pin Holes] | Black | 3703 | 370326 | €0,82 |
| 2 | Technic Axle 4 | Black | 3705 | 370526 | €0,08 |
| 2 | Plate 1 x 4 | Black | 3710 | 371023 | €0,12 |
| 2 | Slope Inverted 33° 3 x 2 [Connections between Studs] | Yellow | 3747b | 374724 | €0,21 |
| 2 | Plate 2 x 6 | Black | 3795 | 379523 | €0,19 |
| 2 | Technic Brick 1 x 12 [11 Pin Holes] | Black | 3895 | 389523 | €0,54 |
| 2 | Brick Special 1 x 1 with Headlight | Black | 4070 | 407026 | €0,07 |
| 1 | CD-Rom, for 9730 | Unknown | 4113096 | — | — |
| 1 | Playmat, Test Mat for Mindstorms RoboSports | Unknown | 4122123 | 4122123 | — |
| 2 | Plate 1 x 10 | Black | 4477 | 447723 | €0,16 |
| 1 | Wire with Brick 2 x 2 x 2/3 Pair, 20L | Black | 5306bc020 | 4100355 | — |
| 2 | Tyre 43.2 x 28 Balloon Small | Black | 6579 | 657926 | — |
| 2 | Wheel 43.2 x 28 Balloon Small | Yellow | 6580 | 4106354 | — |
| 3 | Rubber Band Large [Square Cross Section] | White | 70158 | 70158 | — |
| 1 | Motor, 9V Mini [Old Style] | Light Gray | 71427c01 | 4107786 | — |
| 2 | Ball 41mm | Yellow | 72048 | 4112928 | — |
| 2 | Hose Rigid 3mm D. 18L / 14.4cm | Black | 75c18 | 4116885 | — |
| 1 | Rubber Belt Small [15mm ID] [Round Cross Section] | White | 85543 | 4544140 | €2,84 |
| 2 | Disk 45mm x 15mm | Black | upn0242 | 4112929 | — |

## Notes

- Track which of these parts you own and see what is missing: https://www.brickmissing.com/sets/9730-1-robosports
- Inventory data is based on official LEGO inventories via the Rebrickable catalog, updated daily.
- Part images, minifigure lists and related sets are on the set page: https://www.brickmissing.com/sets/9730-1-robosports