Free tool
LEGO Missing Piece Checker
Rule out the usual hiding places first. If the piece really is gone, check the set piece by piece
and leave with the element ID LEGO asks for, or a link to buy the part.
Checking
623 pieces in 148 part and color combinations.
Look-alike colors in this set
These parts appear in this set in two colors that are easy to confuse. If you are one short in one color,
check whether it went in where the other color belongs. Each color has its own element ID in the parts list
at the back of the instructions.
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)
Black ×2
Dark Bluish Gray ×5
Black is darker than Dark Bluish Gray.
Tile Special 1 x 2 Grille with Bottom Groove
Black ×6
Dark Bluish Gray ×14
Black is darker than Dark Bluish Gray.
Your missing list
LEGO's request form asks for the set number (4888) and each piece's element ID, both listed above.
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Piece checklist
Yellow
272 pieces
Bracket 1 x 2 - 2 x 2
Yellow
Part 44728
Element 6117938 or 4615642
×1
Missing
Brick 1 x 12
Yellow
Part 6112
Element 4271082 or 4121533
×6
Missing
Brick 1 x 2
Yellow
Part 3004
Element 4613966 or 300424
×11
Missing
Brick 1 x 4
Yellow
Part 3010
Element 301024
×7
Missing
Brick 1 x 6
Yellow
Part 3009
Element 300924
×8
Missing
Brick 1 x 8
Yellow
Part 3008
Element 300824
×10
Missing
Brick 2 x 2 Corner
Yellow
Part 2357
Element 235774 or 235724
×2
Missing
Brick 2 x 4
Yellow
Part 3001
Element 300124
×2
Missing
Brick Curved 1 x 4 x 1 1/3 No Studs, Lowered Inside Support
Yellow
Part 6191
Element 4200030 or 619124
×9
Missing
Brick Curved 2 x 2 x 2/3 Two Studs and Lip End
Yellow
Part 41855
Element 4163718
×1
Missing
Brick Curved 2 x 2, Two Top Studs
Yellow
Part 30165
Element 4187061 or 4181838
×2
Missing
Brick Curved 2 x 4 Double, No Studs, without Groove
Yellow
Part 6192a
Element 619224
×4
Missing
Brick Curved 2 x 4 x 1 1/3
Yellow
Part 6081
Element 6388489 or 4204625
×10
Missing
Brick Curved 6 x 1
Yellow
Part 42022
Element 4160392
×4
Missing
Brick Curved Inverted 6 x 1
Yellow
Part 42023
Element 6175158 or 4160408
×2
Missing
Brick Round 2 x 2 Dome Top, Blocked Open Stud, No Bottom Axle Holder
Yellow
Part 30367a
×4
Missing
Brick Round 2 x 2 with Axle Hole
Yellow
Part 3941
Element 614324 or 394124
×20
Missing
Brick Round Corner 2 x 2 Macaroni with Stud Notch
Yellow
Part 3063b
Element 306324
×6
Missing
Brick Sloped 33° 3 x 2
Yellow
Part 3298
Element 329824
×3
Missing
Brick Sloped 45° 2 x 1 with Bottom Pin
Yellow
Part 3040b
Element 4121965 or 304024
×6
Missing
Brick Sloped 45° 2 x 2
Yellow
Part 3039
Element 303924
×1
Missing
Brick Sloped 45° 2 x 2 Double Convex
Yellow
Part 3045
Element 6378402 or 4271076
×2
Missing
Brick Sloped 75° 2 x 1 x 3 with Open Stud
Yellow
Part 4460a
×5
Missing
Brick Sloped 75° 2 x 2 x 3 [Hollow Studs]
Yellow
Part 3684
Element 4248062 or 4189348
×2
Missing
Brick Sloped Inverted 45° 2 x 1
Yellow
Part 3665
Element 366524
×4
Missing
Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
Yellow
Part 3660
Element 366024
×4
Missing
Brick Sloped Inverted 45° 6 x 4 Double with 4 x 4 Recessed
Yellow
Part 30283
Element 4210060
×8
Missing
Brick Special 1 x 1 with Headlight
Yellow
Part 4070
Element 407024
×10
Missing
Brick Special 1 x 4 with 4 Studs on One Side
Yellow
Part 30414
Element 4164073 or 3041424
×14
Missing
Brick Wedged 3 x 4 [Stud Notches]
Yellow
Part 50373
Element 6285508 or 4264028
×1
Missing
Brick Wedged, Curved 6 x 2 Left, Inner Ridges
Yellow
Part 41748
Element 4271087 or 4248767
×1
Missing
Brick Wedged, Curved 6 x 2 Right, Inner Ridges
Yellow
Part 41747
Element 4271084 or 4248764
×1
Missing
Brick Wedged, Curved 6 x 4 Triple
Yellow
Part 43712
Element 6097645 or 4180483
×1
Missing
Brick Wedged, Curved Inverted 6 x 2 Left
Yellow
Part 41765
Element 6214161 or 6097424
×1
Missing
Brick Wedged, Curved Inverted 6 x 2 Right
Yellow
Part 41764
Element 6178619 or 6097422
×1
Missing
Brick Wedged, Curved Triple 4 x 4 x 2/3, 2 Studs
Yellow
Part 45677
Element 6492532 or 4193073
×3
Missing
Dish 2 x 2 Inverted [Radar]
Yellow
Part 4740
Element 4169960 or 4107622
×1
Missing
Hinge Brick 1 x 2 Base
Yellow
Part 3937
Element 393724
×2
Missing
Hinge Brick 1 x 2 Locking with 1 Finger Vertical End and 2 Fingers Vertical End, 9 Teeth
Yellow
Part 30386
Element 4140704
×1
Missing
Hinge Brick 1 x 4 Locking with 1 Finger Vertical End and 2 Fingers Vertical End, 9 Teeth
Yellow
Part 30387
Element 4218728 or 4144568
×1
Missing
Hinge Brick 1 x 6 Locking with 1 Finger Vertical End and 2 Fingers Vertical End, 9 Teeth
Yellow
Part 30388
Element 4218725 or 4144579
×3
Missing
Hinge Brick 2 x 2 Locking with 1 Finger Vertical and Axle Hole [+ Opening]
Yellow
Part 30389b
×1
Missing
Hinge Plate 1 x 2 Locking with 1 Finger On Top
Yellow
Part 30383
Element 6131898 or 6036874
×4
Missing
Hinge Plate 1 x 4 Swivel Top / Base - Solid Clip [Complete Assembly]
Yellow
Part 73983
Element 6102768 or 4205196
×6
Missing
Hinge Plate 3 x 4 Locking Dual 2 Finger, 9 Teeth
Yellow
Part 44570
Element 6173082 or 4184179
×1
Missing
Panel 1 x 4 x 1 with Rounded Corners [Thick Wall]
Yellow
Part 43337
Element 6078611 or 4239160
×3
Missing
Plate 1 x 1
Yellow
Part 3024
Element 302424
×2
Missing
Plate 1 x 2
Yellow
Part 3023
Element 302324
×5
Missing
Plate 1 x 3
Yellow
Part 3623
Element 362324
×3
Missing
Plate 1 x 8
Yellow
Part 3460
Element 346024
×2
Missing
Plate 2 x 10
Yellow
Part 3832
Element 383224
×1
Missing
Plate 2 x 2
Yellow
Part 3022
Element 4613978 or 302224
×4
Missing
Plate 2 x 4
Yellow
Part 3020
Element 302024
×4
Missing
Plate 2 x 8
Yellow
Part 3034
Element 303424
×2
Missing
Plate 4 x 10
Yellow
Part 3030
Element 4200024 or 4142103
×4
Missing
Technic Axle and Pin Connector Angled #1
Yellow
Part 32013
Element 6329889 or 4107066
×1
Missing
Technic Brick 1 x 2 [1 Pin Hole]
Yellow
Part 3700
Element 370024
×7
Missing
Technic Brick 1 x 6 [5 Pin Holes]
Yellow
Part 3894
Element 389424
×1
Missing
Technic Brick 1 x 8 [7 Pin Holes]
Yellow
Part 3702
Element 370224
×8
Missing
Technic Pin Connector Round [No Slot]
Yellow
Part 75535
Element 75644
×2
Missing
Tile 1 x 4 with Groove
Yellow
Part 2431
Element 243124
×8
Missing
Tile 1 x 6 with Groove
Yellow
Part 6636
Element 6388488 or 663624
×1
Missing
Tile 2 x 2 with Groove
Yellow
Part 3068b
Element 6388487 or 306824
×3
Missing
Tile Special 1 x 1 with Clip and Straight Tips
Yellow
Part 2555
Element 4164060 or 255524
×9
Missing
Wedge Plate 4 x 4 with 2 x 2 Cutout
Yellow
Part 43719
Element 6609418 or 6275404
×3
Missing
Window 1 x 2 x 2 Plane, Solid Studs
Yellow
Part 2377
Element 4271073 or 4107092
×2
Missing
Dark Bluish Gray
153 pieces
Brick 1 x 1
Dark Bluish Gray
Part 3005
Element 4211098
×2
Missing
Brick 1 x 2
Dark Bluish Gray
Part 3004
Element 4211088
×3
Missing
Brick 2 x 4
Dark Bluish Gray
Part 3001
Element 4211085
×4
Missing
Brick Round 2 x 2 x 2 Robot Body, Axle Holder '+' Orientation
Dark Bluish Gray
Part 30361c
Element 4161673
×8
Missing
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)
Dark Bluish Gray
Part 54200
Element 4504378 or 4244373
×2
Missing
Brick Sloped 45° 2 x 1 with Bottom Pin
Dark Bluish Gray
Part 3040b
Element 4211135
×8
Missing
Brick Sloped 45° 2 x 4
Dark Bluish Gray
Part 3037
Element 4211127
×1
Missing
Brick Sloped Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin
Dark Bluish Gray
Part 3747a
Element 4500464
×3
Missing
Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
Dark Bluish Gray
Part 3660
Element 4211000
×2
Missing
Brick Sloped Inverted 45° 4 x 4 Double with 4 x 2 Recessed
Dark Bluish Gray
Part 4854
Element 4643317 or 4603491
×3
Missing
Brick Special 2 x 4, with 2 x 2 Brick with Top Pin and 1 x 2 Side Plates
Dark Bluish Gray
Part 30592
Element 6301436 or 6278507
×1
Missing
Brick Wedged, Curved Inverted 6 x 4
Dark Bluish Gray
Part 43713
Element 4636417 or 4180470
×1
Missing
Hinge Brick 1 x 2 Locking with 2 Fingers Vertical End, 9 Teeth
Dark Bluish Gray
Part 30365
Element 4210724
×2
Missing
Hinge Cylinder 1 x 2 Locking with 2 Click Fingers and Axle Hole, 9 Teeth
Dark Bluish Gray
Part 30553
Element 4210695
×5
Missing
Hinge Plate 1 x 2 Locking with 2 Fingers On End, with Groove, 9 Teeth
Dark Bluish Gray
Part 44302a
Element 4210884
×20
Missing
Plate 1 x 10
Dark Bluish Gray
Part 4477
Element 4257526 or 4210816
×6
Missing
Plate 1 x 2
Dark Bluish Gray
Part 3023
Element 4211063
×9
Missing
Plate 1 x 4
Dark Bluish Gray
Part 3710
Element 4211001
×11
Missing
Plate 1 x 6
Dark Bluish Gray
Part 3666
Element 4211056
×2
Missing
Plate 2 x 3
Dark Bluish Gray
Part 3021
Element 4211043
×5
Missing
Plate 2 x 4
Dark Bluish Gray
Part 3020
Element 4211065
×3
Missing
Plate 2 x 6
Dark Bluish Gray
Part 3795
Element 4211002
×6
Missing
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)
Dark Bluish Gray
Part 4032a
Element 4211042
Also in Black
×5
Missing
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]
Dark Bluish Gray
Part 2654
Element 4613980 or 4278274
×17
Missing
Plate Special 1 x 2 Side Handle [Free Ends]
Dark Bluish Gray
Part 2540
Element 4210660
×4
Missing
Propeller Housing
Dark Bluish Gray
Part 6040
Element 4270627
×2
Missing
Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin
Dark Bluish Gray
Part 32064a
Element 6178919 or 4210935
×4
Missing
Tile Special 1 x 2 Grille with Bottom Groove
Dark Bluish Gray
Part 2412b
Element 4210631
Also in Black
×14
Missing
Light Bluish Gray
60 pieces
Tick each piece as you find it, or mark it missing.
When a piece really is missing
Ask LEGO
LEGO takes requests for pieces missing from a new set through its customer service site. The form asks for
the set number and each piece's element ID, the number printed beside the piece in the parts list at the back
of the instructions. This checker lists both.
Request a replacement from LEGO
Buy the piece
Mark a piece missing and your list links it to an eBay search for that part, which also covers pieces from
older or second-hand sets.
Keep a record
Copy or download your missing list (the CSV opens in any spreadsheet), or print the whole checklist and tick
pieces off on paper. Your marks stay in this browser, so you can check a big set over several sittings.