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“Extension Assortment for LEGO Composing Set 9550” is LEGO® “Learning” theme set number 49901. Released in 1990, it has 121 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 42 types
Color split (most first)
White×121
Main parts (most used first)
2835pr0018 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'e' print
White · ×11
2835 Tile Special 1 x 2 x 5/6 with Stud Hole in End Plain
White · ×10
2835pr0036 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'n' print
White · ×9
2835pr0048 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 't' print
White · ×8
2835pr0024 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'h' print
White · ×7
2835pr0014 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'c' print
White · ×6
2835pr0044 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'r' print
White · ×6
2835pr0019 Tile Special 1 x 2 x 5/6 with Stud Hole in End with E' print
White · ×4
2835pr0022 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'g' print
White · ×4
2835pr0026 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'i' print
White · ×4
2835pr0010 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'a' print
White · ×2
2835pr0012 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'b' print
White · ×2
2835pr0016 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'd' print
White · ×2
2835pr0017 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'D' print
White · ×2
2835pr0020 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'f' print
White · ×2
2835pr0025 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'H' print
White · ×2
2835pr0030 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'k' print
White · ×2
2835pr0037 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'N' print
White · ×2
2835pr0046 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 's' print
White · ×2
2835pr0047 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'S' print
White · ×2
2835pr0050 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'u' print
White · ×2
2835pr0054 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'w' print
White · ×2
2835pr0056 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'x' print
White · ×2
2835pr0073 Tile Special 1 x 2 x 5/6 with Stud Hole in End with 'ä' print
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.
