How many pieces are in the MT-101 Armored Drilling Unit?

MT-101 Armored Drilling Unit contains 635 pieces.

When was the MT-101 Armored Drilling Unit released?

MT-101 Armored Drilling Unit was released in 2007.

LEGO MT-101 Armored Drilling Unit set 7699

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🏛 Mars Mission

Set #7699

MT-101 Armored Drilling Unit

The MT-101 Armored Drilling Unit is a classic Mars Mission set that sparks nostalgia.

Before you buy

Who it's for: Intermediate build LEGO space fans, especially those nostalgic for the Mars Mission theme.
Build: 635 pieces · about 4.5 hours Build time is an estimate.
Availability: Retired at LEGO

★★★★☆ 4.4 community rating from 63 ratings

Fans appreciate the set's unique drilling function and the nostalgia associated with the Mars Mission theme. Some criticize the simple building techniques and limited play features compared to modern sets.

Check price on eBay

📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

The MT-101 Armored Drilling Unit is a classic Mars Mission set that sparks nostalgia. With its unique drilling function, alien antagonists, and futuristic design, it perfectly captures the adventurous spirit of exploring the Red Planet.

This set is perfect for LEGO space enthusiasts and collectors looking to revisit a beloved theme. The build offers a satisfying experience with some Technic elements integrated into the design, making it a great display piece and a fun addition to any collection.

Skip this if you prefer more modern building techniques or complex builds. While charming, the set's design is dated compared to newer LEGO sets. Consider newer space-themed sets like the LEGO City Space sets for a more contemporary building experience.

✨ New

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How does this set compare to other Mars Mission sets in terms of design and playability? What are some creative ways to display the MT-101 Armored Drilling Unit? What is the best way to clean and maintain this set to preserve its value? Are there any common modifications or upgrades that builders make to this set?

🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

635

Pieces

⏱

4.5h

Estimated Build Time

📊

Intermediate

Difficulty

Build Highlights:

Building the drilling mechanism and integrating it into the vehicle's chassis.
Using Technic elements to create functional features.
Assembling the detailed cockpit and the overall rugged design of the drilling unit.
Incorporating the alien encounter aspect with the Martian minifigures.

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

Not enough price history for a trend

Investment Grade

⏳ Retired

The MT-101 Armored Drilling Unit presents a moderate investment opportunity. As a retired set from a popular theme (Mars Mission), it benefits from nostalgia and collector interest. However, its piece count and original retail price might limit significant appreciation compared to larger, more exclusive sets. The condition of the set and the presence of all minifigures will be key factors in determining its value on the secondary market. While it may not skyrocket in value, it's likely to hold steady and appreciate modestly over time, making it a decent addition to a collection.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

Rumbling across the rocky surface of Mars, it's the MT-101 Armored Drilling Unit! With 2 detachable flyers to scout and protect the main unit, this special-edition mining tank is really 3 vehicles in 1. Includes a drilling arm to dig for energy crystals, a sphere-launching blaster, alien capture tubes, and 6 big wheels with working independent suspension for rough terrain! Plus an alien attack ship out to steal the crystals!

⚖ Compare Similar Sets

MT-51 Claw-Digger

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Lunar Space Station

LEGO City Space • 500 pcs

$79.99

Compared to other Mars Mission sets, the MT-101 stands out for its drilling function and size. While smaller sets like the Recon Dropship offer quicker builds, the MT-101 provides a more involved and rewarding experience. For collectors interested in the space theme but seeking more modern designs, the LEGO City Space sets offer contemporary alternatives, though they lack the specific Mars exploration theme.

5 Minifigures Included

Martian

2x included

B+

Mars Astronaut, Orange Sunglasses, Stubble

5 parts

Mars Astronaut, Stubble, Printed Hair

5 parts

B+

Mars Astronaut, Stubble, Printed Hair over Eyes

5 parts

B+

The set includes five minifigures: two Martian figures and three Mars Astronauts with unique head prints. The astronauts' orange sunglasses and stubble add character, making them desirable for collectors.

📦 Parts Inventory

Official piece count: 635
Parts cataloged in this inventory: 162 unique parts, 616 pieces
Minifigures: 5

The official piece count includes the 19 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Animal / Creature...

Part #: 2397 1× Dark Bluish Gray

Tile Special 1 x ...

Part #: 2412b 9× Orange

Tile Special 1 x ...

Part #: 2432 1× Light Bluish Gray

Tile Special 1 x ...

Part #: 2432 1× White

Brick 2 x 6

Part #: 2456 2× Dark Bluish Gray

Panel 3 x 2 x 6

Part #: 2466 1× Trans-Orange

Plate Special 1 x...

Part #: 2540 3× Light Bluish Gray

Wheel Hard Plasti...

Part #: 2573 6× Orange

Plate Round 2 x 2...

Part #: 2654 2× Light Bluish Gray

Technic Pin with ...

Part #: 2780 30× Black

Plate Special 2 x...

Part #: 2817 2× Light Bluish Gray

Technic Beam Tria...

Part #: 2905 8× Black

Lever Small Base ...

Part #: 298c02 2× White

Brick 1 x 2

Part #: 3004 4× Light Bluish Gray

Plate Special 6 x...

Part #: 30041 1× Black

Plate Special 4 x...

Part #: 30042 1× Black

Brick 2 x 10

Part #: 3006 2× White

Brick 1 x 8

Part #: 3008 1× Black

Brick 1 x 8

Part #: 3008 3× White

Brick 1 x 6

Part #: 3009 7× White

Brick 1 x 4

Part #: 3010 2× White

Rock 1 x 1 Jewel ...

Part #: 30153 6× Trans-Neon Green

Brick Sloped 45° ...

Part #: 30180 1× White

Plate 2 x 4

Part #: 3020 3× White

Plate 2 x 2

Part #: 3022 12× Dark Bluish Gray

Plate 2 x 2

Part #: 3022 1× Light Bluish Gray

Plate 1 x 2

Part #: 3023 9× Orange

Brick Special 1 x...

Part #: 30236 2× Black

Plate 4 x 4

Part #: 3031 1× Dark Bluish Gray

Plate 6 x 10

Part #: 3033 1× Dark Bluish Gray

Plate 2 x 8

Part #: 3034 6× White

Plate 2 x 8

Part #: 3034 1× Black

Plate 2 x 8

Part #: 3034 13× Dark Bluish Gray

Plate 4 x 8

Part #: 3035 1× Dark Bluish Gray

Tile Special 2 x ...

Part #: 30350c 4× Black

Bar 1 x 8 with Br...

Part #: 30359b 2× Dark Bluish Gray

Plate 6 x 8

Part #: 3036 1× Light Bluish Gray

Brick Sloped 45° ...

Part #: 3037 2× White

Brick Sloped 45° ...

Part #: 3039pr0002 1× White

Brick Sloped 45° ...

Part #: 3040b 2× Black

Brick Sloped 45° ...

Part #: 3040b 2× Orange

Brick Sloped 45° ...

Part #: 3045 2× White

Wedge Plate 4 x 4...

Part #: 30503 2× Dark Bluish Gray

Wedge Plate 4 x 4...

Part #: 30503 2× Black

Hinge Cylinder 1 ...

Part #: 30553 6× Light Bluish Gray

Tile 1 x 2 with G...

Part #: 3069b 4× Trans-Dark Blue

Tile 1 x 2 with G...

Part #: 3069b 4× White

Tile 1 x 2 with S...

Part #: 3069bpr0086 1× Light Bluish Gray

Tile 1 x 2 with J...

Part #: 3069bpr0090 1× Dark Bluish Gray

Tile 1 x 2 with R...

Part #: 3069bpr0101 2× Light Bluish Gray

Technic Pin 3/4

Part #: 32002 7× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32009 4× Light Bluish Gray

Technic Axle and ...

Part #: 32013 5× Black

Technic Axle and ...

Part #: 32013 2× Dark Bluish Gray

Technic Axle and ...

Part #: 32014 6× Black

Technic Axle and ...

Part #: 32015 4× Light Bluish Gray

Technic Brick 1 x...

Part #: 32018 2× Dark Bluish Gray

Plate Special 1 x...

Part #: 32028 2× White

Technic Axle and ...

Part #: 32034 1× Light Bluish Gray

Technic Axle Conn...

Part #: 32039 6× Light Bluish Gray

Technic Pin Long ...

Part #: 32054 6× Red

Technic Beam 3 x ...

Part #: 32056 2× Black

Technic Axle 2 No...

Part #: 32062 10× Red

Technic Brick 1 x...

Part #: 32064b 4× Light Bluish Gray

Technic Brick 1 x...

Part #: 32064b 2× Black

Technic Brick 1 x...

Part #: 32064b 4× Yellow

Technic Axle 5

Part #: 32073 4× Light Bluish Gray

Technic Bush 1/2 ...

Part #: 32123b 14× Yellow

Technic Pin Doubl...

Part #: 32138 2× Light Bluish Gray

Technic Axle Conn...

Part #: 32174 7× Black

Technic Axle and ...

Part #: 32192 2× Dark Bluish Gray

Axle Hose, Soft 11L

Part #: 32199 1× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32271 1× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32278 3× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32316 2× Light Bluish Gray

Technic Beam 1 x ...

Part #: 32348 2× Blue

Technic Beam 1 x ...

Part #: 32449 4× White

Large Figure Skel...

Part #: 32476 6× Black

Technic Beam 1 x ...

Part #: 32525 2× Dark Bluish Gray

Technic Beam 3 x ...

Part #: 32526 4× Light Bluish Gray

Brick Curved 1 x ...

Part #: 33243 6× White

Plate 1 x 8

Part #: 3460 3× White

Plate 1 x 8

Part #: 3460 2× Light Bluish Gray

Plate 1 x 3

Part #: 3623 2× White

Brick Sloped Inve...

Part #: 3665 2× Black

Plate 1 x 6

Part #: 3666 3× White

Plate 1 x 6

Part #: 3666 6× Light Bluish Gray

Technic Brick 1 x...

Part #: 3700 4× White

Technic Brick 1 x...

Part #: 3701 1× White

Technic Brick 1 x...

Part #: 3702 2× Light Bluish Gray

Technic Brick 1 x...

Part #: 3703 4× Black

Technic Axle 4

Part #: 3705 7× Black

Technic Axle 6

Part #: 3706 4× Black

Technic Axle 8

Part #: 3707 4× Black

Technic Axle 12

Part #: 3708 3× Black

Plate 1 x 4

Part #: 3710 2× White

Plate 1 x 4

Part #: 3710 2× Light Bluish Gray

Plate 1 x 4

Part #: 3710 1× Dark Bluish Gray

Technic Bush

Part #: 3713 28× Red

Plate 2 x 6

Part #: 3795 2× White

Plate 2 x 6

Part #: 3795 2× Dark Bluish Gray

Plate 2 x 10

Part #: 3832 1× Dark Bluish Gray

Technic Brick 1 x...

Part #: 3895 2× Light Bluish Gray

Hinge Brick 1 x 2...

Part #: 3937 1× White

Brick Round 2 x 2...

Part #: 3941 1× Dark Bluish Gray

Weapon Gun / Torc...

Part #: 3959 2× Dark Bluish Gray

Large Figure Weap...

Part #: 40340 1× Black

Animal Body Part ...

Part #: 40379 2× Lime

Technic Beam 1 x ...

Part #: 40490 2× Black

Plate Special 1 x...

Part #: 4081b 2× Black

Hinge Brick 2 x 2...

Part #: 40902 2× Black

Technic Beam 1 x ...

Part #: 41239 2× Light Bluish Gray

Propeller 8 Blade...

Part #: 41530 2× Light Bluish Gray

Technic Cylinder ...

Part #: 41531 1× Black

Tile 1 x 8 with G...

Part #: 4162 1× Light Bluish Gray

Brick Wedged, Cur...

Part #: 41747 2× White

Brick Wedged, Cur...

Part #: 41748 2× White

Wedge Plate 4 x 2...

Part #: 41769 1× Black

Wedge Plate 4 x 2...

Part #: 41770 1× Black

Mudguard 2 x 4 wi...

Part #: 41854 1× Dark Bluish Gray

Brick Curved 6 x 1

Part #: 42022 2× White

Technic Pin 1/2 w...

Part #: 4274 11× Blue

Plate 2 x 16

Part #: 4282 2× Dark Bluish Gray

Dish 6 x 6 Invert...

Part #: 4285b 6× White

Brick Sloped 33° ...

Part #: 4286 4× White

Brick Sloped Inve...

Part #: 4287b 2× Light Bluish Gray

Technic Axle Pin ...

Part #: 43093 11× Blue

Panel 1 x 4 x 1 w...

Part #: 43337 2× White

Wedge Plate 4 x 4...

Part #: 43719 1× Dark Bluish Gray

Dish 3 x 3 Invert...

Part #: 43898 2× White

Large Figure Skel...

Part #: 44135 1× Dark Bluish Gray

Technic Axle 7

Part #: 44294 12× Light Bluish Gray

Hinge Plate 1 x 2...

Part #: 44302a 1× Dark Bluish Gray

Hinge Plate 1 x 2...

Part #: 44567a 7× Light Bluish Gray

Hinge Plate 1 x 2...

Part #: 44567a 3× Dark Bluish Gray

Bracket 1 x 2 - 2...

Part #: 44728 2× Black

Bracket 1 x 2 - 2...

Part #: 44728 1× White

Bracket 1 x 2 - 2...

Part #: 44728 6× Light Bluish Gray

Plate 1 x 10

Part #: 4477 2× Black

Technic Axle 3

Part #: 4519 8× Light Bluish Gray

Brick Wedged, Cur...

Part #: 45677 2× White

Windscreen 10 x 6...

Part #: 45705 2× Trans-Orange

Cone 1 x 1 [No To...

Part #: 4589 8× Trans-Neon Green

Cone 1 x 1 [No To...

Part #: 4589 6× Trans-Dark Blue

Technic Worm Gear

Part #: 4716 1× Light Bluish Gray

Wedge Plate 12 x ...

Part #: 47397 1× Black

Wedge Plate 12 x ...

Part #: 47398 1× Black

Brick Special 1 x...

Part #: 47905 2× Dark Bluish Gray

Wedge Plate 3 x 4...

Part #: 48183 1× Light Bluish Gray

Plate Special 1 x...

Part #: 48336 4× Black

Technic Pin Conne...

Part #: 48496 1× Black

Panel 1 x 2 x 1 [...

Part #: 4865a 1× White

Wedge Plate 8 x 3...

Part #: 50304 2× Black

Wedge Plate 8 x 3...

Part #: 50305 2× Black

Technic Beam 1 x ...

Part #: 50923 1× Dark Bluish Gray

Brick Wedged, Cur...

Part #: 52031 1× White

Large Figure Limb...

Part #: 53543 1× Black

Slope, Curved 8 x...

Part #: 54096 2× White

Large Figure Weap...

Part #: 54271 1× Pearl Dark Gray

Projectile, Large...

Part #: 54821 3× Trans-Medium Blue

Technic Pin Conne...

Part #: 55615 4× Light Bluish Gray

Flexible Ribbed H...

Part #: 57539 1× Orange

Hinge Plate 1 x 1...

Part #: 57906 1× Lime

Equipment Martian...

Part #: 58843 2× White

Brick Round Corne...

Part #: 58846 2× Black

Cylinder 9 x 4 x ...

Part #: 58947 2× Trans-Orange

Technic Axle 5.5 ...

Part #: 59426 1× Dark Bluish Gray

Technic Axle Conn...

Part #: 59443 6× Light Bluish Gray

Brick Curved 1 x ...

Part #: 6091 2× White

Brick Curved 1 x ...

Part #: 6091 2× Black

Brick 1 x 10

Part #: 6111 3× White

Wheel Hard Plasti...

Part #: 6118 2× Orange

Hinge Brick 2 x 2...

Part #: 6134 1× Light Bluish Gray

Plate Round 1 x 1...

Part #: 6141 8× Trans-Orange

Plate Round 1 x 1...

Part #: 6141 2× Trans-Dark Blue

Plate Special 4 x...

Part #: 6179 4× Light Bluish Gray

Bar 1 x 4 x 2

Part #: 6187 1× Black

Technic Pin Long ...

Part #: 6558 3× Black

Technic Axle 3 wi...

Part #: 6587 1× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 6629 2× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 6632 2× Black

Hinge Plate 1 x 4...

Part #: 73983 4× Dark Bluish Gray

Hose, Ribbed 7mm ...

Part #: 78c04 6× Pearl Light Gray

🧱 Sticker Sheet for...

Part #: 60184 1× [No Color/Any Color]

The set offers a good selection of Technic axles and pins, useful for MOC builders looking to create functional mechanisms. The light and dark bluish gray plates provide a solid base for building vehicles and structures.

🛒 Where to Buy

eBay

Search listings

→

💎 Notable Parts

Dark Bluish Gray Plate 2 x 8 (13x) $0.65

Light Bluish Gray Technic Axle 7 (12x) $0.96

Orange Tile Special 1 x 2 Grille with Bottom Groove (9x) $1.35

Black Technic Beam Triangle Thin [Type I] (8x) $1.20

Trans-Neon Green Cone 1 x 1 [No Top Groove] (8x) $1.60

Est. BrickLink Part Value

$5.76

💡 MOC Potential

🚗 Create a larger, more detailed drilling vehicle with enhanced functionality.

🚀 Build a Martian base or research station using the set's parts.

🤖 Construct a mining robot or exploration drone.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Based on 8 videos

3.0 /5

Mixed

0% positive

BlockTalk AI

LEGO YouTubers generally regard the 2007 MT-101 Armored Drilling Unit (7699) as an absolute 'unit' and a standout nostalgic vehicle from the classic Mars Mission theme. Reviewers like Brick Master note that the build offers a fun and surprisingly challenging experience. Meanwhile, creators like Brickhead Boy Toy Reviews demonstrate its lasting appeal even when rescuing and restoring damaged secondhand eBay finds.

Lego Mars Mission Armored Drilling Unit Review

Legolightsaber017 • 80.3K views Review

LEGO Mars Mission: Armored Drilling Unit - Set 7699

Cheesey Studios • 41.8K views Review

French Lego Review: Mars Mission 7699 Part II

Loosertribe • 20.9K views Review

Community Sentiment

Based on 8 YouTube reviews

Not enough Reddit data

YouTube

3.0 /5

Mixed

0% positive

Positive

Mixed

Critical

BlockTalk AI Analysis

What the Community Says

6 YouTube reviews

BlockTalk AI Summary

Top reviewers highlight the impressive size and robust design of this large Mars Mission vehicle. Cheesey Studios and Brick Master emphasize its chunky, formidable aesthetic, though international reviewers like Loosertribe dedicate multi-part deep dives to thoroughly explore its classic 2007 features.

Reddit Reviews

No Reddit reviews found

YouTube Reviews

6 videos

Lego Mars Mission Armored Drilling Unit Review

Legolightsaber017

80.3K views Review

LEGO Mars Mission: Armored Drilling Unit - Set 7699

Cheesey Studios

41.8K views Review

French Lego Review: Mars Mission 7699 Part II

Loosertribe

20.9K views Review

French Lego Review: Mars Mission 7699 Part I

Loosertribe

12.4K views Review

View all 6 on YouTube

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

📖 Building Instructions 2

BUILDING INSTRUCTION 1/2 7699

Download PDF

BUILDING INSTRUCTION 2/2 7699

Download PDF

Inventory Statistics

163

Unique Parts

635

Official Piece Count

616

Cataloged Inventory Pieces

Minifigures

Spare Parts

The official piece count includes the 19 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.