| Image | Item No. | Description |
| 2148-2 (Inv) | LEGO Truck (Lego Toy Fair 1998 25th Anniversary Edition)
101 Parts, 1 Minifigure, 1998
Catalog: Sets: Town: Classic Town: Traffic |
| 2538-1 (Inv) | Fright Knights Fire Cart
16 Parts, 1 Minifigure, 1 Gear, 1998
Catalog: Sets: Castle: Fright Knights |
| 2539-1 (Inv) | Fright Knights Flying Machine
17 Parts, 1 Minifigure, 1 Gear, 1998
Catalog: Sets: Castle: Fright Knights |
| 2543-1 (Inv) | Alien Space Plane
14 Parts, 1 Minifigure, 1 Gear, 1998
Catalog: Sets: Space: UFO |
| 2584-1 (Inv) | Biker Bob
17 Parts, 1 Minifigure, 1998
Catalog: Sets: Town: Classic Town: Traffic |
| 2879-1 (Inv) | Desert Expedition
171 Parts, 5 Minifigures, 1998
Catalog: Sets: Adventurers: Desert |
| 2998-1 (Inv) | Stena Line Ferry
192 Parts, 1 Minifigure, 1998
Catalog: Sets: Universal Building Set: Ferries |
| 3442-1 (Inv) | Legoland California Truck, Limited Edition
102 Parts, 1 Minifigure, 1998
Catalog: Sets: Town: Classic Town: Traffic |
| 3722-2 (Inv) | Treasure Tomb
147 Parts, 3 Minifigures, 1998
Catalog: Sets: Adventurers: Desert |
| 5383-1 (Inv) | Castle Accessories
28 Parts, 1 Minifigure, 1998
Catalog: Sets: Service Packs: Castle |
| 5386-1 (Inv) | Antennas and Control Sticks
38 Parts, 1998
Catalog: Sets: Service Packs |
| 5909-1 (Inv) | Treasure Raiders set with Mummy Storage Container
172 Parts, 5 Minifigures, 1 Gear, 1998
Catalog: Sets: Adventurers: Desert |
| 5919-1 (Inv) | The Valley of the Kings
147 Parts, 3 Minifigures, 1 Gear, 1998
Catalog: Sets: Adventurers: Desert |
| 5928-1 (Inv) | Bi-Wing Baron
64 Parts, 1 Minifigure, 1998
Catalog: Sets: Adventurers: Desert |
| 5948-1 (Inv) | Desert Expedition
171 Parts, 5 Minifigures, 1998
Catalog: Sets: Adventurers: Desert |
| 5978-1 (Inv) | Sphinx Secret Surprise
316 Parts, 7 Minifigures, 1998
Catalog: Sets: Adventurers: Desert |
| 5988-1 (Inv) | Pharaoh's Forbidden Ruins
668 Parts, 10 Minifigures, 1998
Catalog: Sets: Adventurers: Desert |
| 6110-1 (Inv) | Solo Sub
18 Parts, 1 Minifigure, 1998
Catalog: Sets: Aquazone: Hydronauts |
| 6150-1 (Inv) | Crystal Detector
97 Parts, 1 Minifigure, 1998
Catalog: Sets: Aquazone: Hydronauts |
| 6159-1 (Inv) | Crystal Detector
97 Parts, 1 Minifigure, 1998
Catalog: Sets: Aquazone: Hydronauts |
| 6180-1 (Inv) | Hydro Search Sub
271 Parts, 4 Minifigures, 1998
Catalog: Sets: Aquazone: Hydronauts |
| 6199-1 (Inv) | Hydro Crystalization Station
449 Parts, 5 Minifigures, 1998
Catalog: Sets: Aquazone: Hydronauts |
| 6580-1 (Inv) | Land Jet 7
98 Parts, 2 Minifigures, 1998
Catalog: Sets: Town: Extreme Team |
| 6582-1 (Inv) | Daredevil Flight Squad
266 Parts, 3 Minifigures, 1998
Catalog: Sets: Town: Extreme Team |
| 9719-1 (Inv) | Robotics Invention System, Version 1.0
727 Parts, 2 Gear, 1998
Catalog: Sets: MINDSTORMS: RCX |
| 9732-1 (Inv) | Extreme Creatures
148 Parts, 1 Gear, 1998
Catalog: Sets: MINDSTORMS: RCX |
| 9780-1 (Inv) | ROBOLAB Starter Building Set
1702 Parts, 4 Minifigures, 10 Gear, 1998
Catalog: Sets: Educational & Dacta: MINDSTORMS: RCX |