Retailer prices for 4221 are sorted by the latest lowest price.
Retailer pricesPrice history 4221
We check Dutch retailers every day. This graph shows the full daily-low price series we have for this set.
Daily lowest price tracked across 2 Dutch retailers. The dotted line marks LEGO's recommended retail price.
Source: daily measurement at 2 Dutch retailers, 26 Dec 2025 – 17 May 2026. RRP via LEGO.com.
| Date | Price | Retailer | Stock |
|---|---|---|---|
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock | |
| €4,99 | ALMAspeelgoed | In stock |
Calibrated forecast based on historical pricing, seasonal patterns and retailer behavior. Tuned conservatively: rather cautious than optimistic.
Signal is mixed. Small movements are more likely than a big drop.
How LEGO 4221 compares to RRP and history.
LEGO Challenger Set 100 (4221) is, a set from the Universal Building Set theme, with 66 pieces, released in 1998. Compare current prices and stock across Dutch retailers via BricksDeal.
All about this set
Background, build experience, collector context, and buying notes in one story.
LEGO Challenger Set 100 (4221) is, a set from the Universal Building Set theme, with 66 pieces, released in 1998. Compare current prices and stock across Dutch retailers via BricksDeal.
When current prices are available, buying context appears here.
Instructions & specifications
Dimensions, pieces, build steps, and the official PDF building instruction.
Parts inventory
Known set data around pieces and build context.
Bricks
Brick 1 x 2
Part ID 3004 · Blue
Qty 4
Brick 2 x 2
Part ID 3003 · Blue
Qty 2
Brick 2 x 2
Part ID 3003 · Red
Qty 2
Brick 1 x 2
Part ID 3004 · Red
Qty 2
Brick 1 x 1
Part ID 3005 · Yellow
Qty 2
Brick 1 x 1
Part ID 3005 · Red
Qty 2
Brick 1 x 1 with Simple Eye Black and White Print
Part ID 3005pr9996 · Yellow
Qty 2
Brick 1 x 6
Part ID 3009 · Blue
Qty 2
Brick 1 x 4
Part ID 3010 · Yellow
Qty 2
Brick 1 x 4
Part ID 3010 · Blue
Qty 2
Brick 2 x 4
Part ID 3001 · Blue
Qty 1
Wheels and Tyres
Tyre 15 x 6 Offset Tread Small
Part ID 3641 · Black
Qty 4
Wheel 8 x 6
Part ID 4624 · Yellow
Qty 4
Plates
Plate 2 x 6
Part ID 3795 · Red
Qty 4
Plate 2 x 2
Part ID 3022 · Red
Qty 2
Plate 1 x 6
Part ID 3666 · White
Qty 2
Plate 1 x 4
Part ID 3710 · Red
Qty 2
Plate 2 x 4
Part ID 3020 · Red
Qty 1
Bricks Sloped
Slope 45° 2 x 2
Part ID 3039 · Trans-Clear
Qty 2
Slope 45° 2 x 2
Part ID 3039 · Blue
Qty 2
![Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] (3660)](https://images.bricksdeal.com/parts/3660-1-c16b6d1768a6.jpg)
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
Part ID 3660 · Blue
Qty 2
Slope Inverted 45° 2 x 1
Part ID 3665 · Blue
Qty 2
Slope 33° 3 x 1
Part ID 4286 · Blue
Qty 2
Slope 33° 3 x 4
Part ID 3297 · Blue
Qty 1
Bricks Round and Cones
Brick Round 1 x 1 Open Stud
Part ID 3062b · Black
Qty 2
Bars, Ladders and Fences
Fence Lattice 1 x 4 x 1
Part ID 3633 · Yellow
Qty 2
Antenna 1 x 4 with Rounded Top
Part ID 3957a · White
Qty 1
Plates Special
Plate Special 2 x 2 with Wheel Holders
Part ID 4600 · Black
Qty 2
Bricks Special
Brick Special 1 x 2 with Pin
Part ID 2458 · Blue
Qty 1
Transportation - Sea and Air
Propeller 3 Blade 3 Diameter with Axle Cross
Part ID 6041 · Black
Qty 1
Retailer reviews
Summarized retailer review data when available.
All retailer prices
Current prices, stock and discounts per retailer.
Price context
Lowest, highest and average price for this set.
This context is based on 69 price points across 0 retailers. The chart on the page remains the full interactive source.
Price forecast
Conservative baseline for the next period.
The signal is mixed. Small movements are more likely than a large drop.
FAQ & set details
Pieces, year, RRP and retailer coverage.
Other sets from the same theme for price comparison.
Quick answers about price, stock and set data.