All LEGO Znap sets

The LEGO Znap theme brings together 11 sets released in 1998 and 1999, with 6 sets in 1998 and 5 in 1999. It features articulated models such as the 3555 Jeep, the 3591 Heli-Transport (Rota-Beast), the 3582 Ant and the 3571 Blackmobile, with an average of 137 pieces per set.
A theme of 11 sets over two years
LEGO Znap has 11 sets, released between 1998 and 1999. The year 1998 accounts for 6 of them and 1999 adds 5. The theme is built on its own construction system, with pieces that snap together and articulate the models, which gives movable vehicles and creatures.
For 1998, there are 3504 Hook-Truck, 3551 Dino-Jet, 3552 Hover Sub, 3571 Blackmobile, 3581 Formula Z Car in Storage Case and 3591 Heli-Transport (Rota-Beast). For 1999, the theme includes 3520 Forklift, 3521 Racer, 3554 Helicopter, 3555 Jeep and 3582 Ant.
Sizes ranging from 32 to 268 pieces
The sets split into two groups. The largest are 3555 Jeep with 268 pieces, 3591 Heli-Transport (Rota-Beast) with 265 pieces and 3582 Ant with 258 pieces. Next come 3581 Formula Z Car in Storage Case with 172 pieces, 3571 Blackmobile with 143 pieces and 3552 Hover Sub with 126 pieces.
At the other end, 3504 Hook-Truck has 32 pieces, 3521 Racer 34 pieces and 3520 Forklift 39 pieces. The average is 137 pieces per set, compared with 389 across all LEGO sets.
A palette dominated by Black and Light Gray
As for colors, Black makes up 26% of the pieces and Light Gray 21%. Purple comes next with 17%, then Yellow with 11%, Red with 8% and Green with 6%.
This dark dominance, lifted by Purple, Yellow and Red, dresses mechanical models such as 3552 Hover Sub or 3551 Dino-Jet.
Znap in figures
| Number of sets | 11 |
|---|---|
| Release years | 1998-1999 |
| Peak year | 1998 (6 sets) |
| Total pieces | 1,504 |
| Average pieces per set | 137 |
| Catalog-wide average | 389 |
| Largest set | 3555 Jeep (268 pieces) |
| Smallest set | 3504 Hook-Truck (32 pieces) |
| Newest set | 3520 Forklift (1999) |
Dominant colors
Color breakdown of the pieces across all Znap sets, minifigures included.
| Color | Pieces | Share | |
|---|---|---|---|
| Black | 392 | 26% | |
| Light Gray | 315 | 21% | |
| Purple | 259 | 17% | |
| Yellow | 160 | 11% | |
| Red | 121 | 8% | |
| Green | 97 | 6.4% | |
| Dark Gray | 82 | 5.5% | |
| White | 67 | 4.5% |
1999 5 sets
3520 Forklift1999 · 39 pieces
3521 Racer1999 · 34 pieces
3554 Helicopter1999 · 87 pieces
3555 Jeep1999 · 268 pieces
3582 Ant1999 · 258 pieces
1998 6 sets
Frequently asked questions
What types of models are in the LEGO Znap theme?
Mostly vehicles and machines: 3555 Jeep, 3554 Helicopter, 3520 Forklift, 3504 Hook-Truck, 3521 Racer, 3552 Hover Sub and 3551 Dino-Jet. The theme also includes 3582 Ant, an insect, and 3581 Formula Z Car in Storage Case, a car that comes with its storage case.
How did the LEGO Znap theme evolve between 1998 and 1999?
1998 has 6 sets and 1999 has 5. Each year offers large models: 3591 Heli-Transport (Rota-Beast) with 265 pieces and 3581 Formula Z Car in Storage Case with 172 pieces in 1998, 3555 Jeep with 268 pieces and 3582 Ant with 258 pieces in 1999.
Which colors dominate in LEGO Znap sets?
Black dominates with 26% of the pieces, followed by Light Gray with 21% and Purple with 17%. Yellow (11%), Red (8%) and Green (6%) complete the palette.
What sets the LEGO Znap theme apart?
Its sets are compact: 137 pieces on average, compared with 389 across all LEGO sets. It also relies on its own construction system, whose pieces articulate the models, and it is concentrated on two release years, 1998 and 1999.
What is the largest LEGO Znap set?
It is 3555 Jeep (1999): 268 pieces.
Which year has the most Znap sets?
In 1998: 6 sets, more than any other year.






