How many pieces does the LEGO ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] (9793-1) have?

The LEGO ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] set (9793-1) contains 835 pieces. It was released in 2002 as part of the LEGO Mindstorms theme.

How can I find missing parts for LEGO set 9793-1?

On BrickMissing you can check which parts from the LEGO ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] (9793-1) you already own. Add your LEGO collection and we'll show exactly which of the 835 pieces you're missing and which you already have.

What theme is the LEGO ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] from?

The LEGO ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] (9793-1) belongs to the LEGO Mindstorms theme. You can browse all Mindstorms sets on BrickMissing to find more sets from this theme.

ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter]

Q: Can I build the LEGO ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 835 parts to show your buildability percentage and which specific pieces you still need.

🏷️ 9793-1•🎨 Mindstorms•📅 2002•🧱 835 parts•Intermediate

ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter] (9793-1) is a LEGO Mindstorms from 2002. This page uses the available set and theme data until a fuller product description is available.

Parts Inventory

🧱 835 parts

Part	Color	Qty
Tyre 30 x 10.5 Offset Tread 2346	Black	4×
Brick 2 x 2 Corner 2357	Black	4×
Wedge Plate 3 x 6 Cut Corners 2419	Light Bluish Gray	2×
Plate 2 x 2 Corner 2420	Light Gray	8×
Brick 2 x 6 2456	Black	6×
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] 2654	Black	2×
Technic Brick 1 x 10 [9 Pin Holes] 2730	Black	8×
Technic Pin with Friction Ridges Lengthwise and Center Slots 2780	Black	24×
Technic Wedge Belt Wheel Tire 2815	Black	2×
Plate Special 2 x 2 with 2 Pin Holes 2817	Light Gray	4×

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Plate Round 2 x 2 with Rounded Bottom [Boat Stud]	2654	Black	2×
Technic Brick 1 x 10 [9 Pin Holes]	2730	Black	8×
Technic Pin with Friction Ridges Lengthwise and Center Slots	2780	Black	24×
Technic Wedge Belt Wheel Tire	2815	Black	2×
Plate Special 2 x 2 with 2 Pin Holes	2817	Light Gray	4×
Technic Beam 1 x 4 Thin with Stud Connector	2825	Light Gray	2×
Technic Engine Crankshaft Center	2854	Light Gray	2×
Tyre 81.6 x 15 Motorcycle	2902	Black	4×
Wheel 61.6 x 13.6 Motorcycle	2903	White	4×
Sensor, Light with Fixed Cable	2982c01	Black	2×
Motor Pulley, 9V Micromotor with axle hole	2983	Light Gray	4×
Wheel Rim 24 x 14 VR with Center Axle Hole	2994	White	2×
Brick 2 x 4	3001	Light Bluish Gray	1×
Brick 2 x 4	3001	Black	25×
Brick 2 x 2	3003	Black	20×
Brick 1 x 2	3004	Light Bluish Gray	4×
Brick 1 x 2	3004	Black	20×
Brick 1 x 2	3004	Yellow	4×
Brick 2 x 8	3007	Black	8×
Brick 1 x 4	3010	Black	6×
Plate 2 x 4	3020	Yellow	6×
Plate 2 x 2	3022	Light Bluish Gray	2×
Plate 2 x 2	3022	Black	4×
Plate 2 x 2	3022	Light Gray	8×
Plate 1 x 2	3023	Light Gray	20×
Plate 1 x 1	3024	Light Gray	8×
Plate 6 x 10	3033	Light Gray	1×
Plate 2 x 8	3034	Light Bluish Gray	4×
Slope 45? 2 x 2	3039	Light Bluish Gray	3×
Slope 45° 2 x 1 with Bottom Pin	3040b	Black	12×
Slope 45° 2 x 1 with Bottom Pin	3040b	Yellow	4×
Tile 1 x 2 with Groove	3069b	Black	4×
Technic Brick 1 x 2 [2 Pin Holes]	32000	Dark Gray	2×
Technic Plate 2 x 6 [5 Holes]	32001	Light Gray	4×
Technic Pin 3/4	32002	Dark Gray	16×
Technic Tread Hub	32007	White	4×
Technic Beam 1 x 11.5 Double Bent Thick	32009	Yellow	4×
Technic Axle and Pin Connector Angled #1	32013	Black	4×
Technic Axle and Pin Connector Angled #6 - 90°	32014	Black	4×
Technic Axle and Pin Connector Angled #5 - 112.5°	32015	Light Gray	4×
Technic Beam 1 x 5 Thin	32017	Light Gray	4×
Plate Special 1 x 2 with Door Rail	32028	Light Gray	8×
Technic Axle and Pin Connector Angled #2 - 180°	32034	Black	2×
Technic Axle Connector with Axle Hole	32039	Light Gray	8×
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]	32054	Black	4×
Technic Beam 3 x 3 L-Shape Thin	32056	Light Gray	4×
Technic Gear Timing Wheel 8 Tooth	32060	Light Gray	1×
Technic Axle 2 Notched	32062	Black	10×
Technic Brick 1 x 2 with Axle Hole Type 2 [X Opening]	32064b	Light Bluish Gray	8×
Technic Beam 1 x 7 Thin	32065	Black	4×
Technic Axle and Pin Connector Perpendicular 3L with Pin Hole	32068	Light Gray	2×
Technic Steering Arm with 2 Pins	32069	Black	2×
Technic Axle 5	32073	Light Gray	2×
Technic Bush 1/2 Smooth with Axle Hole Reduced	32123a	Tan	18×
Technic Modular Connector	32137	Trans-Dark Blue	4×
Technic Pin Double with Axle Hole	32138	Yellow	2×
Technic Beam 2 x 4 L-Shape Thick	32140	Black	2×
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole	32184	Black	2×
Technic Beam 3 x 5 L-Shape with Quarter Ellipse Thin	32250	Black	2×
Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening]	32269	White	1×
Technic Beam 1 x 4 Thin	32449	Black	2×
Plate 1 x 8	3460	Light Gray	8×
Wheel with Split Axle hole	3482	Yellow	10×
Tyre Offset Tread 24 x 8	3483	Black	2×
Plate 1 x 3	3623	Yellow	2×
Tyre 43 x 17	3634	Black	4×
Technic Gear 8 Tooth	3647	Light Gray	6×
Technic Gear 24 Tooth [New Style with Single Axle Hole]	3648b	Light Gray	4×
Technic Gear 40 Tooth	3649	Light Gray	4×
Technic Gear 24 Tooth Crown with Reinforcements [New Style]	3650c	Light Gray	4×
Slope Inverted 45° 2 x 1	3665	Yellow	4×
Slope Inverted 45° 2 x 1	3665	Black	4×
Plate 1 x 6	3666	Light Gray	10×
Technic Pin without Friction Ridges Lengthwise	3673	Light Gray	24×
Turntable 2 x 2 Plate - Top	3679	Light Gray	2×
Turntable 2 x 2 Plate, Base	3680	Black	2×
Technic Brick 1 x 2 [1 Pin Hole]	3700	Yellow	4×
Technic Brick 1 x 2 [1 Pin Hole]	3700	Black	12×
Technic Brick 1 x 4 [3 Pin Holes]	3701	Light Bluish Gray	2×
Technic Brick 1 x 4 [3 Pin Holes]	3701	Black	10×
Technic Brick 1 x 8 [7 Pin Holes]	3702	Black	8×
Technic Brick 1 x 16 [15 Pin Holes]	3703	Black	6×
Technic Axle 4	3705	Black	7×
Technic Axle 6	3706	Black	8×
Technic Axle 8	3707	Black	7×
Technic Axle 12	3708	Black	2×
Technic Plate 2 x 4 [3 Holes]	3709	Light Gray	4×
Plate 1 x 4	3710	Light Gray	10×
Technic Bush	3713	Light Gray	40×
Technic Steering Pulley Large	3736	Light Gray	2×
Technic Axle 10	3737	Black	4×
Technic Plate 2 x 8 [7 Holes]	3738	Light Gray	8×
Technic Gear Rack 1 x 4	3743	Light Gray	4×
Slope Inverted 33° 3 x 2 [Connections between Studs]	3747b	Black	4×
Technic Axle Pin without Friction Ridges Lengthwise	3749	Tan	16×
Plate 2 x 10	3832	Light Gray	6×
Technic Brick 1 x 6 [5 Pin Holes]	3894	Black	8×
Technic Brick 1 x 12 [11 Pin Holes]	3895	Black	6×
Brick Round 2 x 2 with Axle Hole	3941	Black	8×
Bracket 2 x 2 - 2 x 2	3956	Light Gray	4×
Dish 4 x 4 Inverted [Radar]	3960	White	2×
Technic Gear 16 Tooth with Round Holes [Old Style]	4019	Light Gray	4×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Black	2×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	White	2×
Plate Special 1 x 1 with Clip Vertical [Thick U Clip]	4085c	Black	2×
Technic Wedge Belt Wheel [aka Pulley]	4185	Light Gray	4×
Arm Grab Jaw Holder, 3 Fingers	4220	Yellow	2×
Arm Grab Jaw	4221	Black	4×
Technic Pin 1/2	4274	Light Gray	8×
Hinge Plate 1 x 2 with 3 Fingers [Hollow Studs]	4275b	Black	2×
Plate 1 x 10	4477	Light Gray	6×
Technic Axle 3	4519	Light Gray	3×
Hinge Tile 1 x 2 1/2 with 2 Fingers on Top	4531	Black	2×
TRAINING MISSION ACTIVITY PAD	45533	Black	1×
Cone 1 x 1 [No Top Groove]	4589	White	2×
Cone 1 x 1 [No Top Groove]	4589	Yellow	2×
Technic Worm Gear	4716	Black	4×
Wire with Brick 2 x 2 x 2/3 Pair, 15L	5306bc015	Black	6×
Brick Separator v1.0	6007	Dark Gray	1×
Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]	6019	Black	2×
Light Brick 1 x 2 with Single Side Light	6035	White	1×
Arm Piece with Pin, 2 Fingers	6048a	Black	2×
Creature Body Part, Dragon Wing	6133	Trans-Neon Orange	2×
Plate Round 1 x 1 with Solid Stud	6141	Black	2×
Plate Round 1 x 1 with Solid Stud	6141	White	2×
Plate Round 1 x 1 with Solid Stud	6141	Black	2×
Brick Curved 2 x 3	6215	Light Bluish Gray	4×
Technic Axle and Pin Connector Perpendicular	6536	Light Gray	6×
Technic Axle Connector Ridged [with x Hole x Orientation]	6538b	Light Gray	8×
Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)	6553	Light Gray	4×
Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots	6558	Black	8×
Technic Gear Differential, 24 -16 Tooth with Clutch on Both Sides	6573	Dark Gray	1×
Technic Cam	6575	Light Gray	2×
Tyre 30.4 x 14 VR	6578	Black	2×
Technic Axle 3 with Stud	6587	Dark Gray	2×
Technic Gearbox 2 x 4 x 3 1/3	6588	Yellow	1×
Technic Gear 12 Tooth Bevel	6589	Light Gray	8×
Tyre 49.6 x 28 VR	6594	Black	2×
Wheel 49.6 x 28 VR (36.8 x 26) with Axle Hole	6595	White	2×
Technic Beam 1 x 9 Bent (6 - 4) Thick	6629	Black	4×
Technic Gear Rack 1 x 8 with Holes	6630	Light Gray	1×
Technic Beam 1 x 3 Thin	6632	Light Gray	4×
Storage Bin Lid, Dacta, 19 x 24	71082	Trans-Clear	1×
Dish 2 x 2 x 2/3 Light Reflector	71128	Chrome Silver	1×
Tread Large, Technic [34 Links]	71372	Black	2×
Motor, 9V Mini [Old Style]	71427c01	Light Gray	2×
Rubber Band Small 13mm (Square Cross Section)	71509	Black	4×
Cable, Serial, for IR Transmitter Tower	71793	Light Gray	1×
Hose Rigid 3mm D. 16L / 12.8cm	75c16	Yellow	2×
Transmitter Tower, IR, Serial with Black Front	76091	Dark Gray	1×
Hose, Ribbed 7mm D. 8L / 6.4cm	78c08	Red	4×
Hose, Ribbed 7mm D. 8L / 6.4cm	78c08	Black	4×
Hose, Ribbed 7mm D. 11L / 8.8cm	78c11	Flat Silver	4×
Rubber Belt Small [15mm ID] [Round Cross Section]	85543	White	3×
Technic Rubber Belt 24mm	85544	Red	3×
Technic Rubber Belt Medium [26mm ID] [Round Cross Section]	85545	Light Bluish Gray	3×
Sensor, Touch	879	Light Gray	2×
Hub, RCX 2.0, No Power Jack [Complete Assembly]	884c	Yellow	1×
Technic Universal Joint 4L [Complete Assembly]	9244	Light Gray	2×
Activity Booklet - Cover and Inventory Card - Set 9794	9794bc	Unknown	1×
Storage Bin, Dacta, Medium	upn0038	Bright Green	1×

Build DNA

Parts inventory insights for ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter]

835 pieces puts this build +82% against the average Mindstorms set and +322% against the average 2002 release.

LEGOMINDSTORMS

Vs average Mindstorms set

+82%+377 parts

This set835

Average set458

Average Mindstorms set: 458 pieces across 33 other sets.

Vs average 2002 set

+322%+637 parts

This set835

Average set198

Average 2002 set: 198 pieces across 230 other sets.

Color profile

16different colors

Dominant color

Black

Black352x

42%

Light Gray299x

36%

Yellow48x

Tan34x

Unique parts

5.5 pieces per unique type

152

Repeat factor

Average pieces per unique type.

Most used part

Technic Bush

40x

Results are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.

This site is not affiliated with or endorsed by the LEGO Group.

Build Insights🧩152unique parts🎨16different colors📊52.2avg. parts per color🏆40×Technic Bush

🎨 All Mindstorms sets 📅 All sets from 2002

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