Jay's Electro Mech (71740-1) is a Ninjago LEGO set released in 2021 with 106 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Ninjago sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 2 minifigures and 59 unique part types.
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Building instructions
2 official booklets — read on BrickID
Book 1 of 2 · US Letter Book 2 of 2 · US Letter
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Minifigures in Jay's Electro Mech
Parts in this set
59 parts · page 1 of 2 · updating…
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![Animal Body Part, Dog Bone [Long]](https://cdn.rebrickable.com/media/parts/elements/4600307.jpg)
Animal Body Part, Dog Bone [Long]92691 · ×2 · White -
Animal, Scorpion30169 · ×1 · Dark Blue -
Bracket 1 x 2 - 2 x 244728 · ×2 · Dark Blue -
Bracket 1 x 2 - 2 x 244728 · ×1 · Black -
Brick 1 x 33622 · ×2 · Light Bluish Gray -
Brick Arch 1 x 43659 · ×2 · Black -
Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End47457 · ×1 · Olive Green -
![Brick Round 2 x 2 [Grill]](https://cdn.rebrickable.com/media/parts/elements/6107194.jpg)
Brick Round 2 x 2 [Grill]92947 · ×2 · Pearl Gold -
Brick Round 2 x 2 with Axle Hole3941 · ×1 · Trans-Orange -
Brick Round 4 x 4 Centre Hole87081 · ×1 · Black -
Brick Round 4 x 4 Centre Hole87081 · ×4 · Dark Bluish Gray -
![Brick Special 1 x 2 with Vertical Clip [Open O Clip]](https://cdn.rebrickable.com/media/parts/elements/6127738.jpg)
Brick Special 1 x 2 with Vertical Clip [Open O Clip]30237b · ×2 · Dark Bluish Gray -
Insect, Spider with Elongated Tail Section29111 · ×1 · Medium Nougat -
Large Figure Weapon 6 Blade Ninja Star / Shuriken41125 · ×1 · Flat Silver -
Launcher, Brick Special 2 x 6 Spring Shooter with Light Bluish Gray Top49743c01 · ×1 · Dark Bluish Gray -
Mech Leg, Left, with Black Pin70946c01 · ×1 · Blue -
Mech Leg, Right, with Black Pin70943c01 · ×1 · Blue -
Mudguard 2 x 4 with Molded Headlights44674 · ×4 · Dark Blue -
Plant, Round 1 x 1 - 3 Bamboo Leaves30176 · ×2 · Green -
Plate 1 x 43710 · ×2 · Dark Purple -
Plate 1 x 83460 · ×1 · Dark Blue -
Plate 2 x 23022 · ×2 · Blue -
Plate 2 x 33021 · ×2 · Light Bluish Gray -
Plate Round 4 x 4 with Pin Hole60474 · ×2 · Yellow -
Plate Round Half 4 x 822888 · ×1 · Tan -
Plate Special 1 x 2 5.9mm Centre Side Towball Socket14704 · ×2 · Light Bluish Gray -
![Plate Special 1 x 2 with Clips Horizontal [Open O Clips]](https://cdn.rebrickable.com/media/parts/elements/6337231.jpg)
Plate Special 1 x 2 with Clips Horizontal [Open O Clips]60470b · ×1 · Yellow -
![Plate Special 1 x 2 with Clips Horizontal [Open O Clips]](https://cdn.rebrickable.com/media/parts/elements/6337268.jpg)
Plate Special 1 x 2 with Clips Horizontal [Open O Clips]60470b · ×2 · Light Bluish Gray -
![Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib]](https://cdn.rebrickable.com/media/parts/elements/6061025.jpg)
Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib]10247 · ×1 · Yellow -
Plate Special 2 x 2 with Groove and Center Stud (Jumper)87580 · ×1 · Black -
Plate Special 2 x 2 with Towball and Hole15456 · ×2 · Black -
Projectile, Arrow with Shaft, Hollow Black Rubber End46537 · ×1 · Light Bluish Gray -
Rock Panel 2 x 4 x 647847 · ×1 · Dark Bluish Gray -
Slope 30° 1 x 2 x 2/385984 · ×2 · Dark Purple -
Slope 45° 2 x 1 Double with Inside Stud Holder3044c · ×1 · Dark Bluish Gray -
Slope 45° 2 x 1 Triple with Inside Stud Holder15571 · ×1 · Pearl Gold -
Slope 75° 2 x 1 x 3 with Hollow Stud4460b · ×2 · Reddish Brown -
Slope Curved 2 x 2 with Lip, No Studs30602 · ×2 · Dark Tan -
Slope Curved 3 x 2 No Studs24309 · ×4 · Blue -
Slope Curved 4 x 3 with 3 Layers, 1 x 3 Cutout on Underside66955 · ×2 · Dark Blue -
Slope Inverted 45° 6 x 2 Double with 2 x 4 Recessed22889 · ×2 · Dark Blue -
![Technic Brick 1 x 2 [1 Pin Hole]](https://cdn.rebrickable.com/media/parts/elements/370024.jpg)
Technic Brick 1 x 2 [1 Pin Hole]3700 · ×2 · Yellow -
Technic Brick Special 2 x 2 with Pin Hole, with 2 Rotation Joint Sockets48172 · ×1 · Black -
Technic Pin with Friction Ridges Lengthwise with No Center Slots61332 · ×1 · Black -
Technic Pin without Friction Ridges Lengthwise3673 · ×1 · Light Bluish Gray -
Tile 1 x 3 with Wood Grain print63864pr0012 · ×2 · Dark Tan -
Tile 2 x 326603 · ×1 · Dark Tan -
Tile 2 x 4 with Groove87079 · ×2 · Light Bluish Gray