Catalog: Parts: Technic, Gear: 3649: In Sets
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Technic, Gear 40 Tooth

Part No: 3649 Name: Technic, Gear 40 Tooth
* 

This Part appears in at least the following Sets:

[ List | List with Images | Thumbnail Gallery | Summary ]

Appears As Regular:
  White:
Set No: 8501 Name: Ski / Ice
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1 in
8501 (Inv)
  Light Bluish Gray:
Set No: 5003143 Name: 40 Tooth Gears
* 

25 in
5003143 (Inv)
Set No: 76112 Name: App-Controlled Batmobile
* 

4 in
76112 (Inv)
Set No: 42130 Name: BMW M 1000 RR
* 

1 in
42130 (Inv)
Set No: 8291 Name: Dirt Bike
* 

1 in
8291 (Inv)
Set No: 70655 Name: Dragon Pit
* 

4 in
70655 (Inv)
Set No: 75253 Name: Droid Commander
* 

1 in
75253 (Inv)
Set No: 9680 Name: Energy Work, Power Starter Set (2003 Version)
* 

8 in
9680 (Inv)
Set No: 45544 Name: EV3 Core Set
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2 in
45544 (Inv)
Set No: 45560 Name: EV3 Expansion Set
* 

2 in
45560 (Inv)
Set No: 45570 Name: EV3 Space Challenge Set
* 

2 in
45570 (Inv)
Set No: 10244 Name: Fairground Mixer
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1 in
10244 (Inv)
Set No: 8107 Name: Fight for the Golden Tower
* 

2 in
8107 (Inv)
Set No: 9763 Name: FIRST LEGO League (FLL) Challenge 2006 - Nano Quest
* 

2 in
9763 (Inv)
Set No: 9657 Name: FIRST LEGO League (FLL) Challenge 2012 - Senior Solutions
* 

2 in
9657 (Inv)
Set No: 45800 Name: FIRST LEGO League (FLL) Challenge 2014 - World Class
* 

1 in
45800 (Inv)
Set No: 45801 Name: FIRST LEGO League (FLL) Challenge 2015 - Trash Trek
* 

3 in
45801 (Inv)
Set No: 45804 Name: FIRST LEGO League (FLL) Challenge 2017 - Hydro Dynamics
* 

1 in
45804 (Inv)
Set No: 45805 Name: FIRST LEGO League (FLL) Jr. Challenge 2017 - Aqua Adventure Inspire Set
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2 in
45805 (Inv)
Set No: 45807 Name: FIRST LEGO League (FLL) Jr. Challenge 2018 - Mission Moon Inspire Set
* 

2 in
45807 (Inv)
Set No: 10265 Name: Ford Mustang
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1 in
10265 (Inv)
Set No: 8439 Name: Front End Loader
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1 in
8439 (Inv)
Set No: 4563332 Name: Gear Workshop
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1 in
4563332 (Inv)
Set No: 10274 Name: Ghostbusters ECTO-1
* 

1 in
10274 (Inv)
Set No: 10196 Name: Grand Carousel
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1 in
10196 (Inv)
Set No: 9594 Name: Green City Challenge Set
* 

2 in
9594 (Inv)
Set No: 10269 Name: Harley-Davidson Fat Boy
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1 in
10269 (Inv)
Set No: 10273 Name: Haunted House
* 

2 in
10273 (Inv)
Set No: 76398 Name: Hogwarts Hospital Wing
* 

1 in
76398 (Inv)
Set No: 10212 Name: Imperial Shuttle - UCS
* 

8 in
10212 (Inv)
Set No: 40366 Name: LEGO House Dinosaurs
* 

2 in
40366 (Inv)
Set No: 40346 Name: Legoland Park
* 

1 in
40346 (Inv)
Set No: 70614 Name: Lightning Jet
* 

1 in
70614 (Inv)
Set No: 9797 Name: Mindstorms Education NXT Base Set
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2 in
9797 (Inv)
Set No: 9648 Name: Mindstorms Education Resource Set
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4 in
9648 (Inv)
Set No: 9695 Name: Mindstorms Education Resource Set
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4 in
9695 (Inv)
Set No: 8527 Name: Mindstorms NXT
* 

1 in
8527 (Inv)
Set No: 4895 Name: Motion Power
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1 in
4895 (Inv)
Set No: 42007 Name: Moto Cross Bike
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1 in
42007 (Inv)
Set No: 8287 Name: Motor Box
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1 in
8287 (Inv)
Set No: 8051 Name: Motorbike
* 

1 in
8051 (Inv)
Set No: 70725 Name: Nindroid MechDragon
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2 in
70725 (Inv)
Set No: 10323 Name: PAC-MAN Arcade
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3 in
10323 (Inv)
Set No: 75825 Name: Piggy Pirate Ship
* 

1 in
75825 (Inv)
Set No: 9794 Name: ROBOLAB Team Challenge Set USB (2004 Version)
* 

4 in
9794 (Inv)
Set No: 9794 Name: ROBOLAB Team Challenge Set USB (2005 Version)
* 

4 in
9794 (Inv)
Set No: 9632 Name: Science & Technology Base Set
* 

2 in
9632 (Inv)
Set No: 21003 Name: Seattle Space Needle
* 

1 in
21003 (Inv)
Set No: 2000431 Name: Serious Play Connections Kit {2013 Version}
* 

30 in
2000431 (Inv)
Set No: 2000430 Name: Serious Play Identity and Landscape Kit {2013 Version}
* 

8 in
2000430 (Inv)
Set No: 2000430 Name: Serious Play Identity and Landscape Kit {2022 Version}
* 

8 in
2000430 (Inv)
Set No: 2000414 Name: Serious Play Starter Kit (214 Pieces Version)
* 

1 in
2000414 (Inv)
Set No: 2000414 Name: Serious Play Starter Kit (219 Pieces Version)
* 

1 in
2000414 (Inv)
Set No: 2000414 Name: Serious Play Starter Kit (234 Pieces Version)
* 

1 in
2000414 (Inv)
Set No: 2000410 Name: Serious Play Window 2
* 

1 in
2000410 (Inv)
Set No: 9686 Name: Simple and Motorized Mechanisms Base Set (Simple & Powered Machines Set)
* 

2 in
9686 (Inv)
Set No: 9689 Name: Simple Machines
* 

2 in
9689 (Inv)
Set No: 70808 Name: Super Cycle Chase
* 

1 in
70808 (Inv)
Set No: 76081 Name: The Milano vs. The Abilisk
* 

1 in
76081 (Inv)
Set No: 75331 Name: The Razor Crest - UCS
* 

2 in
75331 (Inv)
Set No: 9585 Name: WeDo Robotics Resource Set
* 

1 in
9585 (Inv)
Set No: 10235 Name: Winter Village Market
* 

1 in
10235 (Inv)
Set No: 2000418 Name: Workshop Kit for Simple Machines
* 

1 in
2000418 (Inv)
Set No: 42159 Name: Yamaha MT-10 SP
* 

1 in
42159 (Inv)
  Light Gray:
Set No: 970627 Name: 40 Tooth Gears (Pack of 25)
* 

25 in
970627 (Inv)
Set No: 1034 Name: 4.5V Technic Resource Set
* 

8 in
1034 (Inv)
Set No: 9605 Name: 4.5V Technic Resource Set
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4 in
9605 (Inv)
Set No: 9605 Name: 4.5V Technic Resource Set - Large
* 

8 in
9605 (Inv)
Set No: 9605 Name: 4.5V Technic Resource Set - Small
  

4 in
9605 (Inv)
Set No: 970032 Name: 40-Tooth Gear (Pack of 25)
* 

25 in
970032 (Inv)
Set No: 9633 Name: Advanced Air Power Set (Pneumatics II)
* 

1 in
9633 (Inv)
Set No: 9853 Name: Assortment of Gears
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8 in
9853 (Inv)
Set No: 956 Name: Auto Chassis
* 

1 in
956 (Inv)
Set No: 853 Name: Auto Chassis
* 

1 in
853 (Inv)
Set No: 8858 Name: Auto Engines
* 

1 in
8858 (Inv)
Set No: 858 Name: Auto Engines
* 

1 in
858 (Inv)
Set No: 8479 Name: Barcode Multi-Set
* 

1 in
8479 (Inv)
Set No: 8050 Name: Building Set with Motor
* 

1 in
8050 (Inv)
Set No: 951 Name: Bulldozer
* 

4 in
951 (Inv)
Set No: 856 Name: Bulldozer
* 

4 in
856 (Inv)
Set No: 8094 Name: Control Center
* 

2 in
8094 (Inv)
Set No: 9702 Name: Control System Building Set
* 

1 in
9702 (Inv)
Set No: 9681 Name: eLAB Renewable Energy Set (1999 Version)
* 

3 in
9681 (Inv)
Set No: 9684 Name: eLAB Renewable Energy Set (2003 Version)
* 

3 in
9684 (Inv)
Set No: 9680 Name: Energy Work, Power Starter Set (1999 Version)
* 

8 in
9680 (Inv)
Set No: 8851 Name: Excavator
* 

4 in
8851 (Inv)
Set No: 961 Name: Expert Builder/Gear Parts
* 

1 in
961 (Inv)
Set No: 871 Name: Expert Builder/Gear Parts
* 

1 in
871 (Inv)
Set No: 5241 Name: Gear Rack and Wheels
* 

2 in
5241 (Inv)
Set No: 5266 Name: Gear Racks, Gear Wheels and Pulley Wheels
* 

2 in
5266 (Inv)
Set No: 1227 Name: Gear Wheel Assortment
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2 in
1227 (Inv)
Set No: 1234 Name: Gear Wheel Assortment
* 

2 in
1234 (Inv)
Set No: 5262 Name: Gear Wheels
* 

1 in
5262 (Inv)
Set No: 879 Name: Gear Wheels with Chain Links (Gear Wheels & Chainlinks)
* 

1 in
879 (Inv)
Set No: 1306 Name: Gears
* 

10 in
1306 (Inv)
Set No: 9610 Name: Gears Mini Set
* 

2 in
9610 (Inv)
Set No: 3545 Name: Hockey Puck Feeder
* 

1 in
3545 (Inv)
Set No: 820096 Name: Invent America! Exploration Packet
* 

2 in
820096 (Inv)
Set No: 1319 Name: Large Gear Wheels
* 

8 in
1319 (Inv)
Set No: 9966 Name: Large Gear Wheels
* 

4 in
9966 (Inv)
Set No: 4090 Name: Motion Madness
* 

1 in
4090 (Inv)
Set No: 98959 Name: Motor
* 

1 in
98959 (Inv)
Set No: 8857 Name: Motorcycle
* 

1 in
8857 (Inv)
Set No: 857 Name: Motorcycle
* 

1 in
857 (Inv)
Set No: 9630 Name: Nonmotorized Simple Machines Set (1997 Version)
* 

2 in
9630 (Inv)
Set No: 9630 Name: Nonmotorized Simple Machines Set (2002 Version)
* 

2 in
9630 (Inv)
Set No: 8459 Name: Pneumatic Front End Loader
* 

1 in
8459 (Inv)
Set No: 8464 Name: Pneumatic Front End Loader
* 

1 in
8464 (Inv)
Set No: 9725 Name: ROBOLAB Amusement Park Set {1998 Version}
* 

1 in
9725 (Inv)
Set No: 9725 Name: ROBOLAB Amusement Park Set {2002 Version}
* 

1 in
9725 (Inv)
Set No: 9780 Name: ROBOLAB Starter Building Set
* 

4 in
9780 (Inv)
Set No: 9790 Name: ROBOLAB Team Challenge Set (Serial)
* 

4 in
9790 (Inv)
Set No: 9793 Name: ROBOLAB Team Challenge Set (Serial) {2.5}
* 

4 in
9793 (Inv)
Set No: 9791 Name: ROBOLAB Team Challenge Set (USB)
* 

4 in
9791 (Inv)
Set No: 9794 Name: ROBOLAB Team Challenge Set (USB) {2.5}
* 

4 in
9794 (Inv)
Set No: 9735 Name: Robotics Discovery Set
* 

4 in
9735 (Inv)
Set No: 9719 Name: Robotics Invention System, Version 1.0
* 

4 in
9719 (Inv)
Set No: 9747 Name: Robotics Invention System, Version 1.5
* 

4 in
9747 (Inv)
Set No: 3804 Name: Robotics Invention System, Version 2.0
* 

4 in
3804 (Inv)
Set No: 970669 Name: Special Elements for Simple Machines Set
* 

2 in
970669 (Inv)
Set No: 9700 Name: Technic Control Center (Technic Control 0 Set)
* 

2 in
9700 (Inv)
Set No: 1092 Name: Technic Control II
* 

2 in
1092 (Inv)
Set No: 10076 Name: Technic Gear Wheels
* 

2 in
10076 (Inv)
Set No: 820096 Name: Technic I Exploration Packet
* 

2 in
820096 (Inv)
Set No: 1030 Name: TECHNIC I: Simple Machines Set
* 

2 in
1030 (Inv)
Set No: 1032 Name: TECHNIC II Set 4.5v
* 

2 in
1032 (Inv)
Set No: 9607 Name: Technology Activity Set (Manufacturing Systems Set)
* 

2 in
9607 (Inv)
Set No: 9609 Name: Technology Resource Set
* 

8 in
9609 (Inv)
Set No: 9649 Name: Technology Resource Set
* 

6 in
9649 (Inv)
Set No: 952 Name: Tractor
* 

4 in
952 (Inv)
Set No: 851 Name: Tractor
* 

4 in
851 (Inv)
Set No: 744 Name: Universal Building Set
* 

2 in
744 (Inv)
Set No: 8035 Name: Universal Set
* 

2 in
8035 (Inv)
Set No: 8090 Name: Universal Set
* 

1 in
8090 (Inv)
  Black:
Set No: 8523 Name: Blaster
* 

1 in
8523 (Inv)
  Red:
Set No: 9544 Name: Math Machines Set
* 

4 in
9544 (Inv)
Set No: 9665 Name: Mechanical Engineering Set
* 

2 in
9665 (Inv)
Set No: 8500 Name: Torch / Fire
* 

1 in
8500 (Inv)
  Green:
Set No: 8505 Name: Amazon / Jungle
* 

1 in
8505 (Inv)
Set No: 9785 Name: ROBO Technology Set (Serial)
* 

2 in
9785 (Inv)
Set No: 9786 Name: ROBO Technology Set (USB)
* 

2 in
9786 (Inv)
Set No: 9650 Name: Scenery Resource Set
* 

6 in
9650 (Inv)
Set No: 9649 Name: Technology Resource Set
* 

6 in
9649 (Inv)
Appears As Extra:
  Light Gray:
Set No: 8843 Name: Fork-Lift Truck
* 

1 in
8843 (Inv)
Appears As Counterpart:
  Light Bluish Gray:
Set No: 76081 Name: The Milano vs. The Abilisk
* 

1 in
76081 (Inv)
Appears As Alternate:
  Light Bluish Gray:
Set No: 9684 Name: eLAB Renewable Energy Set (2003 Version)
* 

3 in
9684 (Inv)
Set No: 9786 Name: ROBO Technology Set (USB)
* 

2 in
9786 (Inv)
Set No: 9649 Name: Technology Resource Set
* 

12 in
9649 (Inv)

Summary:

 Color  In Sets  Total Qty 
Appears As Regular:
 White 1  1 
 Light Bluish Gray 63  183 
 Light Gray 70  248 
 Black 1  1 
 Red 3  7 
 Green 5  17 
Appears As Extra:
 Light Gray 1  1 
Appears As Counterpart:
 Light Bluish Gray 1  1 
Appears As Alternate:
 Light Bluish Gray 3  17 

Please consider uploading an image in the specific color if you have one and the one in the above listing is not available.