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Arin's Spinjitzu Battle Mech

Arin's Spinjitzu Battle Mech

Retiring soon
Set number
71839-1
Theme
Ninjago
Year
2025
Pieces
213
Minifigures
2 total (2 distinct designs) · 1 exclusive
Age
7+
Availability
Retail
Packaging
Box
Box size (L × W × H)
7.5 × 10.3 × 2.4 in (19.1 × 26.2 × 6.1 cm)
Retail price
  • US $22.99
  • Canada CAD $24.99
  • UK £17.99
  • Europe €19.99
Store prices the store's own offer
Amazon
$22.96 In stock same as retail
Sold and shipped by Amazon.com · Last checked · lowest in 30 days $22.96
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$22.96 Low stock same as retail
Sold and shipped by Walmart · Last checked · lowest in 30 days $22.96
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Current market value
: Avg. New $27.65 +20% vs retail · Avg. Used $18.79
  • New median $27.72 · typical $24.92–$32.95 · 32 listings
  • Used median $18.00 · typical $15.00–$23.37 · 3 listings · few listings
asking prices · updated
Release date
2025-06-01
Retiring
2026-12-31
Shelf life
1 year and 7 months
Instructions
Instructions
All 2 instruction PDFs

Minifigures (2)

Parts (85 lots, 1 exclusive part)

QtyPartNameColorSets
10 Brick Curved 2 x 1 No Studs [1/2 Bow] (Black) 11477 Brick Curved 2 x 1 No Studs [1/2 Bow] Black In 741 sets
2 Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style] (Black) 85080 Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style] Black In 104 sets
2 Brick Sloped 65° 2 x 1 x 2 (Black) 60481 Brick Sloped 65° 2 x 1 x 2 Black In 123 sets
4 Brick Special 1 x 1 with Stud on 1 Side (Black) 87087 Brick Special 1 x 1 with Stud on 1 Side Black In 463 sets
2 Brick Special 1 x 2 with Studs on 2 Sides (Black) 52107 Brick Special 1 x 2 with Studs on 2 Sides Black In 277 sets
1 Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing End (Black) 47456 Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing End Black In 107 sets
4 Plate 2 x 2 (Black) 3022 Plate 2 x 2 Black In 2,338 sets
3 Plate 2 x 3 (Black) 3021 Plate 2 x 3 Black In 1,906 sets
1 Plate Angled 2 x 2 with Step and Hole in Center (Black) 79846 Plate Angled 2 x 2 with Step and Hole in Center Black In 17 sets
4 Plate Round Corner 3 x 3 with 2 x 2 Round Cutout (Black) 68568 Plate Round Corner 3 x 3 with 2 x 2 Round Cutout Black In 71 sets
5 Plate Special 1 x 2 Rounded with 2 Open Studs (Black) 35480 Plate Special 1 x 2 Rounded with 2 Open Studs Black In 579 sets
2 Plate Special 1 x 2 with Angled Handles on Side (Black) 92692 Plate Special 1 x 2 with Angled Handles on Side Black In 131 sets
2 Plate Special 1 x 2 with Clip Vertical on End (Black) 78256 Plate Special 1 x 2 with Clip Vertical on End Black In 132 sets
2 Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment] (Black) 3839b Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment] Black In 303 sets
4 Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version (Black) 4304 Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version Black In 178 sets
5 Plate Special 2 x 3 with Rocks (Black) 27261 Plate Special 2 x 3 with Rocks Black In 44 sets
1 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) (Black) 18674 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Black In 322 sets
4 Technic Brick Special 2 x 2 with Ball and Axle Hole, with 6 Holes in Ball (Black) 57909b Technic Brick Special 2 x 2 with Ball and Axle Hole, with 6 Holes in Ball Black In 21 sets
2 Technic Pin with Friction Ridges Lengthwise with No Center Slots (Black) 61332 Technic Pin with Friction Ridges Lengthwise with No Center Slots Black In 1,225 sets
2 Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] (Black) 99563 Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] Black In 321 sets
1 Weapon Hilt Symmetric (Black) 66909 Weapon Hilt Symmetric Black In 71 sets
4 Wedge Plate 2 x 2 Cut Corner (Black) 26601 Wedge Plate 2 x 2 Cut Corner Black In 274 sets
1 Wedge Plate 4 x 6 Cut Corners (Black) 32059 Wedge Plate 4 x 6 Cut Corners Black In 92 sets
1 Wedge Plate 6 x 3 Left (Black) 54384 Wedge Plate 6 x 3 Left Black In 148 sets
1 Wedge Plate 6 x 3 Right (Black) 54383 Wedge Plate 6 x 3 Right Black In 152 sets
2 Brick 2 x 2 (Bright Light Orange) 3003 Brick 2 x 2 Bright Light Orange In 50 sets
8 Brick Curved 2 x 1 No Studs [1/2 Bow] (Bright Light Orange) 11477 Brick Curved 2 x 1 No Studs [1/2 Bow] Bright Light Orange In 115 sets
1 Brick Curved 2 x 2 x 2/3 (Bright Light Orange) 15068 Brick Curved 2 x 2 x 2/3 Bright Light Orange In 109 sets
2 Brick Special 2 x 5 with Slope, Studs on Side (Bright Light Orange) 79897 Brick Special 2 x 5 with Slope, Studs on Side Bright Light Orange In 3 sets
1 Large Figure Cover 4 x 3 x 2 with Bar, 4 Studs, Ridged (Bright Light Orange) 79896 Large Figure Cover 4 x 3 x 2 with Bar, 4 Studs, Ridged Bright Light Orange Exclusive
1 Plate 2 x 4 (Bright Light Orange) 3020 Plate 2 x 4 Bright Light Orange In 160 sets
5 Plate Angled 2 x 2 with Step and Hole in Center (Bright Light Orange) 79846 Plate Angled 2 x 2 with Step and Hole in Center Bright Light Orange In 3 sets
2 Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] (Bright Light Orange) 99563 Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] Bright Light Orange In 62 sets
2 Wedge Plate 3 x 2 Left (Bright Light Orange) 43723 Wedge Plate 3 x 2 Left Bright Light Orange In 57 sets
2 Wedge Plate 3 x 2 Right (Bright Light Orange) 43722 Wedge Plate 3 x 2 Right Bright Light Orange In 57 sets
2 Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip] (Dark Bluish Gray) 3484 Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip] Dark Bluish Gray In 106 sets
4 Bracket 1 x 1 - 1 x 1 Inverted (Dark Bluish Gray) 36840 Bracket 1 x 1 - 1 x 1 Inverted Dark Bluish Gray In 272 sets
2 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) (Dark Bluish Gray) 54200 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Bluish Gray In 769 sets
1 Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed (Dark Bluish Gray) 32802 Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed Dark Bluish Gray In 92 sets
1 Brick Special 1 x 2 x 1 1/3 with Rotation Joint Socket (Dark Bluish Gray) 80431 Brick Special 1 x 2 x 1 1/3 with Rotation Joint Socket Dark Bluish Gray In 80 sets
4 Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) (Dark Bluish Gray) 4032a Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Dark Bluish Gray In 702 sets
2 Plate Special 1 x 2 with 5.9mm Centre Side Towball (Dark Bluish Gray) 14417 Plate Special 1 x 2 with 5.9mm Centre Side Towball Dark Bluish Gray In 683 sets
2 Plate Special 1 x 2 with Clip Horizontal on End (Dark Bluish Gray) 63868 Plate Special 1 x 2 with Clip Horizontal on End Dark Bluish Gray In 297 sets
1 Plate Special 4 x 4 with 2 x 2 Opening (Dark Bluish Gray) 64799 Plate Special 4 x 4 with 2 x 2 Opening Dark Bluish Gray In 100 sets
1 Technic Brick Special 2 x 2 with 10.2mm Balls with Holes and Axle Hole (Dark Bluish Gray) 17114 Technic Brick Special 2 x 2 with 10.2mm Balls with Holes and Axle Hole Dark Bluish Gray In 44 sets
6 Technic Brick Special 2 x 2 with Ball Socket Wide and Axle Hole, No Arm Holes (Dark Bluish Gray) 67696 Technic Brick Special 2 x 2 with Ball Socket Wide and Axle Hole, No Arm Holes Dark Bluish Gray In 55 sets
1 Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin (Light Aqua) 69858 Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin Light Aqua In 7 sets
1 Bracket 1 x 2 - 2 x 2 (Light Bluish Gray) 44728 Bracket 1 x 2 - 2 x 2 Light Bluish Gray In 452 sets
2 Plate 2 x 2 (Light Bluish Gray) 3022 Plate 2 x 2 Light Bluish Gray In 1,371 sets
2 Plate Special 1 x 2 5.9mm Towball Socket (Light Bluish Gray) 14418 Plate Special 1 x 2 5.9mm Towball Socket Light Bluish Gray In 597 sets
2 Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate (Light Bluish Gray) 73109 Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate Light Bluish Gray In 241 sets
1 Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard] (Opal Trans-Clear) 21459 Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard] Opal Trans-Clear In 10 sets
2 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small (Pearl Gold) 53451 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Pearl Gold In 129 sets
6 Arm Mechanical with Clip [Thick Support] (Pearl Gold) 98313 Arm Mechanical with Clip [Thick Support] Pearl Gold In 89 sets
8 Bracket 1 x 2 - 1 x 2 (Pearl Gold) 99781 Bracket 1 x 2 - 1 x 2 Pearl Gold In 9 sets
2 Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End (Pearl Gold) 47457 Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End Pearl Gold In 120 sets
1 Cone 1 x 1 [Top Groove] (Pearl Gold) 59900 Cone 1 x 1 [Top Groove] Pearl Gold In 412 sets
2 Large Figure Cover 4 x 5 x 2 with Bar, 4 Studs, Ridged (Pearl Gold) 4986 Large Figure Cover 4 x 5 x 2 with Bar, 4 Studs, Ridged Pearl Gold In 7 sets
1 Large Figure Weapon Hook (Pearl Gold) 5310 Large Figure Weapon Hook Pearl Gold In 5 sets
1 Large Figure Weapon Sword, 3 Bar Holes and Axle Hilt (Pearl Gold) 35633 Large Figure Weapon Sword, 3 Bar Holes and Axle Hilt Pearl Gold In 10 sets
6 Plate Round 1 x 1 with Solid Stud (Pearl Gold) 6141 Plate Round 1 x 1 with Solid Stud Pearl Gold In 680 sets
2 Plate Special 1 x 1 with Vertical Tooth (Pearl Gold) 15070 Plate Special 1 x 1 with Vertical Tooth Pearl Gold In 111 sets
1 Technic Tooth 1 x 3 with Axle Hole [Hollow Underside] (Pearl Gold) 48267 Technic Tooth 1 x 3 with Axle Hole [Hollow Underside] Pearl Gold In 14 sets
1 Tile Round 2 x 2 with Dragon Head, White Gear in Dark Azure Circle Print (Pearl Gold) 14769pr9988 Tile Round 2 x 2 with Dragon Head, White Gear in Dark Azure Circle Print Pearl Gold In 7 sets
2 Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] (Pearl Gold) 99563 Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] Pearl Gold In 255 sets
4 Tile Special 2 x 3 Pentagonal (Pearl Gold) 22385 Tile Special 2 x 3 Pentagonal Pearl Gold In 23 sets
6 Technic Axle 2 Notched (Red) 32062 Technic Axle 2 Notched Red In 2,234 sets
2 Technic Axle and Pin Connector Angled #2 - 180° (Reddish Brown) 32034 Technic Axle and Pin Connector Angled #2 - 180° Reddish Brown In 50 sets
4 Technic Axle Connector Smooth [with x Hole + Orientation] (Reddish Brown) 59443 Technic Axle Connector Smooth [with x Hole + Orientation] Reddish Brown In 222 sets
1 Creature, Dragon, Baby, Dark Blue Markings, Lime Eyes Print (Sand Blue) 3215pr0001 Creature, Dragon, Baby, Dark Blue Markings, Lime Eyes Print Sand Blue In 7 sets
1 Dish 2 x 2 Inverted [Radar] (Trans-Dark Pink) 4740 Dish 2 x 2 Inverted [Radar] Trans-Dark Pink In 89 sets
2 Flame / Headwear Accessory Plume / Feather, Triple Point (Trans-Dark Pink) 64647 Flame / Headwear Accessory Plume / Feather, Triple Point Trans-Dark Pink In 24 sets
10 Plate 1 x 2 (Trans-Dark Pink) 3023 Plate 1 x 2 Trans-Dark Pink In 65 sets
4 Plate Round 1 x 1 with Solid Stud (Trans-Dark Pink) 6141 Plate Round 1 x 1 with Solid Stud Trans-Dark Pink In 180 sets
1 Brick Special 1 x 2 with Rotation Joint Pin (White) 4920 Brick Special 1 x 2 with Rotation Joint Pin White In 35 sets
1 Minifig Neckwear Bandana (Ninjago) (Black) 15619 Minifig Neckwear Bandana (Ninjago) Black In 21 sets extra
1 Technic Pin with Friction Ridges Lengthwise with No Center Slots (Black) 61332 Technic Pin with Friction Ridges Lengthwise with No Center Slots Black In 1,225 sets extra
1 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) (Dark Bluish Gray) 54200 Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Bluish Gray In 769 sets extra
1 Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin (Light Aqua) 69858 Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin Light Aqua In 7 sets extra
1 Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard] (Opal Trans-Clear) 21459 Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard] Opal Trans-Clear In 10 sets extra
1 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small (Pearl Gold) 53451 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Pearl Gold In 129 sets extra
1 Plate Round 1 x 1 with Solid Stud (Pearl Gold) 6141 Plate Round 1 x 1 with Solid Stud Pearl Gold In 680 sets extra
1 Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long (Red) 13564 Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long Red In 27 sets extra
1 Flame / Headwear Accessory Plume / Feather, Triple Point (Trans-Dark Pink) 64647 Flame / Headwear Accessory Plume / Feather, Triple Point Trans-Dark Pink In 24 sets extra
1 Plate Round 1 x 1 with Solid Stud (Trans-Dark Pink) 6141 Plate Round 1 x 1 with Solid Stud Trans-Dark Pink In 180 sets extra

Building instructions

PDFs from LEGO.com. The same booklet is often printed in several versions (e.g. V29 EU A4 format, V39 US Letter format).