LEGO BASH! (42073)

- Theme
- Technic
- Subtheme
- N/A
- Pieces
- 139
- Retail Price
- $19.99
- Released
- 2018
- Status
- Retired
- Market Value
- $26.60
- Total Growth
- 33.07%
- Annual Growth
- 3.85%
- 1-Year Forecast
- $27.62
- 5-Year Forecast
- $31.67
About This Set
With 139 pieces, the LEGO BASH! (42073) is a smaller set that's great for a quick session. It launched in 2018 under the Technic banner at $19.99.
At $0.144 per piece, it runs a bit higher — but that often reflects larger or more specialized elements.
It's a straightforward, well-designed set that does what Technic does best.
Key Features
- 139 pieces — Compact and purpose-built — great for a quick session
- $0.144 per piece — Standard value for the Technic range
- Released 2018 — Technic sets from this period are known for their build quality
Investment Analysis
The BASH! (42073) isn't retiring anytime soon, so there's no rush from an investment perspective. Sets tend to appreciate most after they leave shelves, so the real opportunity here is down the road. That said, let's look at what it's got going for it.
Overall, the investment outlook is modest but worth tracking.
At $19.99 retail, the best strategy is to watch for sales and stock up at a discount. Technic performs well on the aftermarket, and the BASH! has the right ingredients.
Theme Background
The BASH! falls under the LEGO Technic theme — one of LEGO's most established and popular product lines. Launched in 2018 at $19.99, it sits in the accessible end of Technic. The $0.144 per piece is in line with Technic averages.
Technic continues to attract strong collector interest across price points. Whether you're here for the build or the investment angle, this theme's track record speaks for itself.
Why This Set Is Special
This is a standard release in the Technic lineup without standout collector characteristics based on current data.