Setobrick

LEGO Mindstorms 9748 Droid Developer Kit

1999658 piecesno minifigures

LEGO 9748 Droid Developer Kit

Specifications

Set number9748
Release year1999
Piece count658
Minifigures0
ThemeMindstorms
SubthemeStar Wars
Building instructionsDownload the instructions on lego.com

Where to buy set 9748

Also on: Amazon.co.uk · Amazon.ca

Price and availability are provided by partner stores and may change at any time.

Affiliate links: this site may earn a commission, at no extra cost to you.

LEGO set 9748 Droid Developer Kit, released in 1999 as part of the Mindstorms line, has 658 pieces. Its inventory breaks down into 127 different lots, across 8 colors.

Inventory of set 9748

The inventory of set 9748 lists 658 pieces, spare parts excluded: 127 different lots (one shape in one color) for 106 part shapes. The box also contains 8 spare parts, for small elements that are easy to lose.

Colors of set 9748

Main color: light gray, making up 36% of the parts, followed by white (32%) and black (21%).

ColorPartsShare
Light Gray23936%
White20932%
Black13921%
Blue335%
Dark Gray253.8%
Dark Turquoise81.2%
Metallic Silver20.3%
Trans-Red20.3%

Part types

TypePartsShare
Technic Pins13921%
Technic Connectors9915%
Technic Axles7311%
Technic Beams6810%
Plates497.4%
Technic Bricks467%

Most common parts in set 9748

95 of the 106 part shapes in this set have their own page on Setopedia, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 9748

5 part shapes in set 9748 appear in no other set in the catalog, most often printed elements, stickers or molds specific to the model. If one gets lost, you will need to look for it individually, for example on BrickLink, rather than in another set. Counting colors, 13 lots in the set are not found in any other set.

PartColor
Technic Panel Dome 6 x 6 x 5 2/3 with R2-D2 No Eye Print 51pr0001Metallic Silver
Technic Turntable 4 x 6 Complete Assembly (Mindstorms) 32273c01Blue
Hub, Micro Scout with Blue Buttons and Dark Gray Base 32344c01White
CD-Rom, for 9748 4128535
Technic Panel Dome 6 x 6 x 5 2/3 with R2-D2 Eye Print 51pr0002Metallic Silver

Rebuilding set 9748 from another set

Share of the parts of set 9748 found in each of these similarly sized sets, counting shape, colour and quantity:

SetFoundPartsRelease year
8448 Super Street Sensation48%1,4061999
8461 Williams F1 Team Racer47%1,4842002
9780 ROBOLAB Starter Building Set45%1,7121998
8457 Power Puller43%9802000
8480 Space Shuttle42%1,3661996

No similarly sized set goes above 48%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 9748 within its line

With 658 pieces, set 9748 ranks #6 out of 19 Mindstorms sets in our database, which have an average of 459 parts. Among the 186 sets released in 1999, it ranks #12.

Frequently asked questions

How many pieces does LEGO set 9748 Droid Developer Kit have?

LEGO set 9748 Droid Developer Kit has 658 pieces. It was released in 1999 as part of the Mindstorms theme.

What year was LEGO set 9748 released?

Set 9748 Droid Developer Kit was released in 1999 and belongs to the Mindstorms theme.

Which minifigures are included in set 9748?

LEGO set 9748 Droid Developer Kit does not include any minifigures.

Where can I find the building instructions for set 9748?

The instructions for LEGO set 9748 Droid Developer Kit can be downloaded free as a PDF from the official lego.com website, under “Building Instructions”, by entering the number 9748.

What is the main color of LEGO set 9748?

Light gray, with 239 out of 658 pieces, or 36%. Next come white (32%) and black (21%).

How many different parts does set 9748 contain?

Set 9748 has 127 different lots (one shape in one color), covering 106 part shapes. Most common part: Technic Pin with Friction Ridges Lengthwise and Center Slots in black, with 34 copies.

Does LEGO set 9748 contain any exclusive parts?

Yes: 5 part shapes exist in no other set, for example: Technic Panel Dome 6 x 6 x 5 2/3 with R2-D2 No Eye Print.

Which similarly sized set contains the most parts from set 9748?

Set 8448 Super Street Sensation, released in 1999: it supplies 48%, counting shapes, colors and quantities.

Set number9748
Release year1999
ThemeMindstorms
Piece count658
Minifigures0
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-30