LEGO 70171
Ultrasonic Showdown

LEGO 70171 Ultrasonic Showdown box image
Set number
70171
Theme
Ultra Agents
Pieces
187 pcs
Year
2015
Used & parts
See price history & best time to buy

Prices may vary — please check each store. Links may include affiliate (advertising) links.

How many parts to go?
Can you build this from what you own?
Just pick the sets you own — see this set's completion rate and missing parts instantly.
① Tap the sets you own (pick a few)
② Or add by number (optional)

“Ultrasonic Showdown” is LEGO® “Ultra Agents” theme set number 70171. Released in 2015, it has 187 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.

Part breakdown 70 types

Color split (most first)
Black×50
Trans-Orange×27
White×23
Dark Bluish Gray×23
Trans-Light Blue×20
Light Bluish Gray×5
Blue×4
Red×2
Pearl Gold×1
[No Color/Any Color]×1
Trans-Red×1
Main parts (most used first)
6141 Plate Round 1 x 1 with Solid Stud
Trans-Orange · ×25
3023 Plate 1 x 2
Trans-Light Blue · ×9
3020 Plate 2 x 4
Dark Bluish Gray · ×5
15706 Wedge Plate 4 Stud 45° Angle Plate
Black · ×4
2780 Technic Pin with Friction Ridges Lengthwise and Center Slots
Black · ×4
3021 Plate 2 x 3
White · ×4
98138 Tile Round 1 x 1
Trans-Light Blue · ×4
99780 Bracket 1 x 2 - 1 x 2 Inverted
Black · ×4
30602 Slope Curved 2 x 2 with Lip, No Studs
Trans-Light Blue · ×3
3700 Technic Brick 1 x 2 [1 Pin Hole]
Dark Bluish Gray · ×3
99781 Bracket 1 x 2 - 1 x 2
White · ×3
15411 Brick Special 1 x 1 with Stud on Side and Conductive Element on Opposite Side
Black · ×2
18587 Launcher Trigger, Weapon Rapid Shooter, Flat Axle Hole
Light Bluish Gray · ×2
18588 Launcher, Weapon Rapid Shooter Six Barrel, 3 Fingers
White · ×2
2450 Wedge Plate 3 x 3 Cut Corner
Dark Bluish Gray · ×2
2639 Plate 4 x 4 Corner
White · ×2
3031 Plate 4 x 4
Black · ×2
3040b Slope 45° 2 x 1 with Bottom Pin
White · ×2
3623 Plate 1 x 3
Dark Bluish Gray · ×2
3701 Technic Brick 1 x 4 [3 Pin Holes]
Dark Bluish Gray · ×2
3937 Hinge Brick 1 x 2 Base
Black · ×2
4070 Brick Special 1 x 1 with Headlight
Blue · ×2
4274 Technic Pin 1/2
Blue · ×2
47753 Wedge Curved 4 x 4 No Top Studs
Black · ×2

More “Ultra Agents” theme sets

Re:GO is an unofficial service and is not affiliated with the LEGO Group. LEGO® is a trademark of the LEGO Group. Data is based on Rebrickable and others.