LEGO 3801
Ultimate Accessories

LEGO 3801 Ultimate Accessories box image
Set number
3801
Theme
RCX
Pieces
45 pcs
Year
2000
Used & parts
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“Ultimate Accessories” is LEGO® “RCX” theme set number 3801. Released in 2000, it has 45 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 24 types

Color split (most first)
Black×15
Yellow×6
Light Gray×5
Trans-Yellow×4
Trans-Red×4
Trans-Dark Blue×4
Trans-Green×4
Blue×1
White×1
Chrome Silver×1
Main parts (most used first)
32174 Technic Axle Connector 2 x 3 with Ball Socket, Open Sides
Yellow · ×4
2905 Technic Beam Triangle Thin [Type I]
Light Gray · ×2
3062b Brick Round 1 x 1 Open Stud
Trans-Yellow · ×2
3062b Brick Round 1 x 1 Open Stud
Trans-Red · ×2
3062b Brick Round 1 x 1 Open Stud
Trans-Dark Blue · ×2
3062b Brick Round 1 x 1 Open Stud
Trans-Green · ×2
3065 Brick 1 x 2 without Bottom Tube
Trans-Yellow · ×2
3065 Brick 1 x 2 without Bottom Tube
Trans-Red · ×2
3065 Brick 1 x 2 without Bottom Tube
Trans-Green · ×2
3065 Brick 1 x 2 without Bottom Tube
Trans-Dark Blue · ×2
32173 Large Figure Skeletal, Limb, Angular, 2 x 7 with 2 Ball Joints
Yellow · ×2
32177 Technic Beam 1 x 7 with Fan
Black · ×2
32184 Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole
Black · ×2
32250 Technic Beam 3 x 5 L-Shape with Quarter Ellipse Thin
Black · ×2
32271 Technic Beam 1 x 9 Bent (7 - 3) Thick
Black · ×2
32278 Technic Beam 1 x 15 Thick
Black · ×2
32291 Technic Axle and Pin Connector Perpendicular Double
Light Gray · ×2
32316 Technic Beam 1 x 5 Thick
Black · ×2
5306bc020 Wire with Brick 2 x 2 x 2/3 Pair, 20L
Black · ×2
2977c01 Sensor, Rotation
Blue · ×1
6035 Light Brick 1 x 2 with Single Side Light
White · ×1
71128 Dish 2 x 2 x 2/3 Light Reflector
Chrome Silver · ×1
879 Sensor, Touch
Light Gray · ×1
upn0200 Control Unit, RCX Remote
Black · ×1

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