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Part
Technic Gear Rack 1 x 4
3743
Technic Gears
Appears in 344 official sets
Technic Gear Rack 1 x 4 (part 3743) is a Technic Gears used in 344 official LEGO sets. Scan or search to authenticate loose parts and check market value.
- → Category: Technic Gears
- → Appears in 344 official sets
- → Scan a photo to identify this part instantly
- → Compare market prices
Color variants
White
Light Gray
Tan
Red
Blue
Brown
Black
Green
Yellow
Dark Gray
Orange
Light Bluish Gray
Reddish Brown
Sand Green
Sets containing this part
412 sets · page 10 of 18
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![Rebel Snowspeeder [Redesign], Original Trilogy Edition box](https://cdn.rebrickable.com/media/sets/4500-2.jpg)
Rebel Snowspeeder [Redesign], Original Trilogy Edition box4500-2 · 2004 -
Technology Resource Set9649-1 · 2003 -
Pneumatic Crane Truck8438-1 · 2003 -
![ROBOLAB Team Challenge Set Version 2.5 [USB]](https://cdn.rebrickable.com/media/sets/9794-1.jpg)
ROBOLAB Team Challenge Set Version 2.5 [USB]9794-1 · 2003 -
ROBOLAB Amusement Park Set9725-2 · 2002 -
Williams F1 Team Racer8461-1 · 2002 -
Crane Truck8431-1 · 2002 -
Special Elements for Amusement Park Set970672-1 · 2002 -
![ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter]](https://cdn.rebrickable.com/media/sets/9793-1.jpg)
ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter]9793-1 · 2002 -
Imperial Star Destroyer10030-1 · 2002 -
Robotics Invention System, Version 2.03804-1 · 2001 -
Aero Tube Hanger7317-1 · 2001 -
Mechanical Engineering Set9665-1 · 2001 -
Ultimate Builders Set3800-1 · 2001 -
Silver Champion8458-1 · 2000 -
Cities and Transportation9723-1 · 2000 -
ROBOLAB Amusement Park Set9725-1 · 1999 -
ROBOLAB Team Challenge Set (Serial)9790-1 · 1999 -
Small Gear Wheels9900-1 · 1999 -
Exploration Mars9736-1 · 1999 -
Robotics Invention System, Version 1.59747-1 · 1999 -
Robotics Invention System, Version 1.09719-1 · 1998 -
ROBOLAB Starter Building Set9780-1 · 1998 -
Simple Mechanisms Set9630-1 · 1997