Technic Gear Rack 1 x 4

Part 3743 • Technic Gears

13
Colors
332
Sets
Plastic
Material
Technic Gear Rack 1 x 4

Part Information

Part Number: 3743
Name: Technic Gear Rack 1 x 4
Category: Technic Gears
Material: Plastic
Available Colors: 13 colors
Found in Sets: 332 sets
Years: 1977 to 2025
Total Quantity: 1,392 pieces
🎨

Available Colors

This part is available in 13 different colors

Black
Color #0
Element: 4205760
Black
Color #0
Element: 4205760
Black
Color #0
Element: 4205760
Blue
Color #1
Element: 374323
Green
Color #2
Element: 374328
Red
Color #4
Element: 374321
Brown
Color #6
Element: 374325
Light Gray
Color #7
Element: 374302
Dark Gray
Color #8
Element: 4101802
Yellow
Color #14
Element: 4101617
White
Color #15
Element: 4250465
White
Color #15
Element: 4250465
White
Color #15
Element: 4250465
Tan
Color #19
Element: 374305
Orange
Color #25
Element: 4161136
Reddish Brown
Color #70
Element: 6503736
Light Bluish Gray
Color #71
Element: 4211450
Light Bluish Gray
Color #71
Element: 4211450
Sets

Sets Containing This Part

Found in 332 LEGO® sets

Captain Jack Sparrow's Pirate Ship
Captain Jack Sparrow's Pirate Ship
10365 • 2025 • 2862 pieces
Diagon Alley Wizarding Shops
Diagon Alley Wizarding Shops
76444 • 2025 • 2750 pieces
Sherlock Holmes: Book Nook
Sherlock Holmes: Book Nook
10351 • 2025 • 1364 pieces
Arctic Explorer Science Lab Truck
Arctic Explorer Science Lab Truck
60471 • 2025 • 1064 pieces
Morticia's Cottage
Morticia's Cottage
76786 • 2025 • 1002 pieces
Replacement Pack for Middle School
Replacement Pack for Middle School
45655 • 2025 • 381 pieces
Hogwarts Castle: The Main Tower
Hogwarts Castle: The Main Tower
76454 • 2025 • 2131 pieces
Adventure in Transylvania
Adventure in Transylvania
910049 • 2025 • 4060 pieces
Off-Road Police Car Chase
Off-Road Police Car Chase
60449 • 2025 • 467 pieces
Custom Police Car garage
Custom Police Car garage
60457 • 2025 • 489 pieces
Death Star
Death Star
75419 • 2025 • 9031 pieces
Science Kit Year 7-9
Science Kit Year 7-9
45622 • 2025 • 424 pieces
Imperial Star Destroyer
Imperial Star Destroyer
75394 • 2024 • 1555 pieces
Mars Space Base and Rocket
Mars Space Base and Rocket
42605 • 2024 • 981 pieces
Jabba's Sail Barge
Jabba's Sail Barge
75397 • 2024 • 3946 pieces
NASA Artemis Space Launch System
NASA Artemis Space Launch System
10341 • 2024 • 3601 pieces
Droideka
Droideka
75381 • 2024 • 583 pieces
Dune Atreides Royal Ornithopter
Dune Atreides Royal Ornithopter
10327 • 2024 • 1370 pieces
Car Transporter Truck with Sports Cars
Car Transporter Truck with Sports Cars
60408 • 2024 • 998 pieces
Lamborghini Countach 5000 Quattrovalvole
Lamborghini Countach 5000 Quattrovalvole
10337 • 2024 • 1506 pieces

Showing first 20 of 332 sets

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