How many pieces does the LEGO MX-81 Hypersonic Operations Aircraft (7644-1) have?

The LEGO MX-81 Hypersonic Operations Aircraft set (7644-1) contains 795 pieces. It was released in 2008 as part of the LEGO Space theme.

How can I find missing parts for LEGO set 7644-1?

On BrickMissing you can check which parts from the LEGO MX-81 Hypersonic Operations Aircraft (7644-1) you already own. Add your LEGO collection and we'll show exactly which of the 795 pieces you're missing and which you already have.

Can I build the LEGO MX-81 Hypersonic Operations Aircraft with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 795 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO MX-81 Hypersonic Operations Aircraft from?

The LEGO MX-81 Hypersonic Operations Aircraft (7644-1) belongs to the LEGO Space theme. You can browse all Space sets on BrickMissing to find more sets from this theme.

MX-81 Hypersonic Operations Aircraft - View 6

MX-81 Hypersonic Operations Aircraft

7644-1 Space 2008 795 parts 4.3% repair risk Intermediate

The LEGO Mars Mission MX-81 Hypersonic Operations Aircraft (7644-1) offers a versatile centerpiece for planetary defense. This formidable spacecraft functions as five incredible vehicles in one, designed for strategic alien-fighting operations. Its advanced arsenal includes a mining scout rover, featuring a quick-deployment platform to survey hostile terrain. For air support, twin attack cruisers with dynamic swing-out wings detach for rapid engagements. A mobile flying lab provides crucial intelligence and support, completing the multi-functional design. The set includes three brave astronaut minifigures, alongside an ominous glow-in-the-dark alien minifigure and the formidable new commander alien, preparing for any surprise alien attack. The modular design, including its quick-deployment mechanism, highlights the engineering for rapid response in deep space.

Parts Inventory

🧱 795 parts

Part	Color	Qty	LEGO price each
Wing, Tail 4 x 1 x 3 2340	White	4×	Check price → View
Equipment Goblet / Glass 2343	Light Bluish Gray	2×	Check price → View
Brick 2 x 2 Corner 2357	White	4×	€0,16 View at LEGO → View
Tile Special 1 x 2 Grille with Bottom Groove 2412b	Orange	27×	€0,06 View at LEGO → View
Tile Special 1 x 2 Grille with Bottom Groove 2412b	Trans-Red	8×	€0,11 View at LEGO → View
Plate 2 x 2 Corner 2420	Black	2×	€0,07 View at LEGO → View
Tile 1 x 4 with Groove 2431	White	7×	€0,12 View at LEGO → View
Tile Special 1 x 2 with Handle 2432	Red	1×	€0,11 View at LEGO → View
Tile Special 1 x 2 with Handle 2432	White	7×	€0,11 View at LEGO → View
Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs] 2444	White	1×	Check price → View
Plate 2 x 12 2445	Black	9×	€0,36 View at LEGO → View
Brick 2 x 6 2456	Black	2×	€0,29 View at LEGO → View

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Repairability

Can you fix MX-81 Hypersonic Operations Aircraft if a piece goes missing?

4.3%Moderate repair risk

easy to fixguard this box

8 of the 188 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.

Theme average

4.1%

All sets

6.7%

Hardest to replace

Flag 5 x 6 Hexagonal · White · only this setSticker Sheet 1 for Set 7644-1 · Unknown · only this setSticker Sheet 2 for Set 7644-1 · Unknown · only this set

How we calculate this →