Inventory for 3803-1: Robotics Invention System Upgrade Kit

This set inventory has been obtained from LEGO Customer Services replacement parts page.

Important note: We do not control this inventory and cannot currently make changes to it. Use it as a guide to the contents of the set, or to find out part numbers when requesting replacements.

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Element Image Qty Colour Category Design Element name Element
in sets
Element
introduced in
Design
in sets
Design
introduced in
370526 5 Black Technic 3705 Cross Axle 4M 1015 1981 1076 1981
370626 2 Black Technic 3706 Cross Axle 6M 780 1981 832 1981
370726 1 Black Technic 3707 Cross Axle 8M 516 1981 538 1981
4109810 2 Black Technic 32062 2M Cross Axle W. Groove 550 1993 1641 1993
4112282 2 Black Technic 6629 Technic Angular Beam 4X6 116 1996 274 1996
4114295 4 Black Technic 32065 Technic 7M Half Beam 47 1998 104 1998
4114740 2 Black Technic 32073 Cross Axle 5M 129 1998 771 1995
4120017 2 Black Technic 32140 Technic Ang. Beam 4X2 90 Deg 245 1999 691 1999
70904 1 Bright Blue System 70904 V-Belt Ø26, Blue 56 1990 56 1990
4107741 4 Bright Blue Technic 32054 2M Fric. Snap W/Cross Hole 19 1997 875 1997
4107798 2 Bright Blue Technic 32034 Angle Element, 180 Degrees [2] 22 1997 567 1997
4119438 2 Bright Yellow Technic 32138 Module Bush 10 1999 277 1999
242002 8 Grey System 2420 Corner Plate 1X2X2 46 1994 2047 1991
281702 2 Grey System 2817 Technic Doub. Bearing Pl. 2X2 18 1996 466 1995
653602 4 Grey Technic 6536 Cross Block 90° 83 1994 943 1994
4106885 2 Grey Technic 32017 Technic 5M Half Beam 28 1997 211 1997
4107825 2 Grey Technic 6632 Technic Lever 3M 48 1995 722 1995
4110050 2 Grey Technic 32123 1/2 Bush 186 1993 1181 1993
4111941 4 Grey Technic 32056 Technic Lever 3X3M, 90° 10 1998 299 1998
4113804 2 Grey Technic 6538 Cross Axle, Extension 106 1994 474 1994
70902 2 White System 70902 V-Belt Ø15, White 148 1990 148 1990