Gears

While many of these gears are usually sold with gearboxes you can also use them to make your own gearboxes.

Product Type Bore Diametral Pitch Material Teeth Vendor(s)
AM 1/2" Bore
AM 1/2" Bore
Spur 0.5" w/ key 20 Steel 17, 20, 48 AndyMark
AM 1/2" Bore Aluminum
AM 1/2" Bore Aluminum
Spur 0.5" w/ key 20 Aluminum 40 AndyMark
AM 1/2" Hex Bore
AM 1/2" Hex Bore
Spur 0.5" hex 20 Steel 24, 29, 40, 43, 45, 48, 50, 56 AndyMark
AM 1/2" Hex Bore Aluminum
AM 1/2" Hex Bore Aluminum
Spur 0.5" hex 20 Aluminum 45, 50 AndyMark
AM 1/4" Bore
AM 1/4" Bore
Spur 0.25" 20 Steel 12, 24 AndyMark
AM 1/8" Bore
AM 1/8" Bore
Spur 0.125" 32 Steel 12, 15, 19 AndyMark
AM 1/8" Bore 0.6 Module
AM 1/8" Bore 0.6 Module
Spur 0.125" 42.3 Steel 11, 17 AndyMark
AM 10mm Bore
AM 10mm Bore
Spur 10mm w/ key 20 Steel 16 AndyMark
AM 10mm Bore Aluminum
AM 10mm Bore Aluminum
Spur 10mm w/ key 20 Aluminum 32, 48 AndyMark
AM 10mm DD Bore
AM 10mm DD Bore
Spur 10mm DD 20 Steel 15 AndyMark
AM 3/8" Hex Bore 20dp
AM 3/8" Hex Bore 20dp
Spur 0.375" hex 20 Steel 14, 15, 16, 19, 21, 24, 28, 35, 40, 50 AndyMark
AM 3/8" Hex Bore 20dp Aluminum
AM 3/8" Hex Bore 20dp Aluminum
Spur 0.375" hex 20 Aluminum 50 AndyMark
AM 3/8" Hex Bore 32dp
AM 3/8" Hex Bore 32dp
Spur 0.375" hex 32 Steel 19, 60 AndyMark
AM 3/8" Hex Bore Bevel
AM 3/8" Hex Bore Bevel
Bevel 0.375" hex 20.32 Steel 40 AndyMark
AM 5mm Bore
AM 5mm Bore
Spur 5mm 42.3 Steel 17 AndyMark
AM 7/8" Bore
AM 7/8" Bore
Spur w/ Dog Pockets 0.875" 20 Steel 28 AndyMark
AM 8mm Bore
AM 8mm Bore
Spur 8mm w/ key 20 Steel 12, 15, 17, 20, 35, 40 AndyMark
AM 8mm Bore 32dp
AM 8mm Bore 32dp
Spur 8mm 32 Steel 15 AndyMark
AM 8mm Bore Bevel
AM 8mm Bore Bevel
Bevel 8mm w/ key 20.32 Steel 22 AndyMark
AM Bolt Circle Bore
AM Bolt Circle Bore
Spur 1.125", 1.875" bolt circle 20 Steel 50 AndyMark
AM Dog Gear
AM Dog Gear
Dog 1/2" hex N/A Stainless Steel 3 AndyMark
AM Dog Output
AM Dog Output
Spur w/ Dog Pockets 1.125" 20 Steel 28, 35 AndyMark
AM Dog Output Aluminum
AM Dog Output Aluminum
Spur w/ Dog Teeth 1.125" 20 Aluminum 48 AndyMark
AM Ring
AM Ring
Ring N/A 20, 32 Steel 40 AndyMark
AM Turet
AM Turet
Spur 8.5" 20 Aluminum 240 AndyMark
AM Worm
AM Worm
Worm 0.5" hex 12 Plastic 2 AndyMark
AM Worm Gear
AM Worm Gear
Worm Gear 0.5" w/ pin slot 12 Plastic 32 AndyMark
CheapGears 1/2" Hex
CheapGears 1/2" Hex
Spur 0.5" hex 20 Aluminum 18, 20, 24, 30, 34, 36, 40, 42, 44, 46 AmazonCheapGears
CheapGears 1/2" Hex and Bolt Circle
CheapGears 1/2" Hex and Bolt Circle
Spur 0.5" hex, 1.875" bolt circle 20 Aluminum 48, 50, 54, 60, 64, 66, 70, 72, 76 AmazonCheapGears
FIRST STEAMWORKSâ„  Gear
FIRST STEAMWORKSâ„  Gear
Spur 1" 1 Plastic 10 AndyMark
FlexHub
FlexHub
Spur 0.375" hex, 0.375" w/ key, 0.5" hex, 0.5" w/ key, 8mm w/ key, 10mm w/ key 20 Steel 28, 32, 35, 40, 45, 48, 50, 56 AndyMark
NeveRest Motor Pinion Gear
NeveRest Motor Pinion Gear
Helical 3mm 50.83 [Not listed] 12 Helical
Servo Gear
Servo Gear
Spur 24T servo spline 32 Brass 12, 32, 50 AndyMark
VEX 1.125" Bore with VersaKey
VEX 1.125" Bore with VersaKey
Spur 1.125", 1.875" bolt circle 20 Aluminum w/ Teflon Infused Ceramic Coating 48, 54, 60, 64, 66, 70, 72 The Robot SpaceVEXproWest Coast Products
VEX 1/2" Hex Bore
VEX 1/2" Hex Bore
Spur 0.5" hex 20 Aluminum w/ Teflon Infused Ceramic Coating 18, 20, 24, 30, 34, 36, 40, 42, 44, 50, 54, 60, 64, 72, 84 The Robot SpaceVEXproWest Coast Products
VEX 1/2" Hex Bore with VersaKey
VEX 1/2" Hex Bore with VersaKey
Spur 0.5" hex, 1.875" bolt circle 20 Aluminum w/ Teflon Infused Ceramic Coating 48, 50, 54, 60, 64, 66, 70, 72, 84 The Robot SpaceVEXproWest Coast Products
VEX 3/8" Hex Bore
VEX 3/8" Hex Bore
Spur 0.375" hex 20 Aluminum w/ Teflon Infused Ceramic Coating 14, 18, 20, 24, 30, 34, 36, 40, 42, 50 The Robot SpaceVEXproWest Coast Products
VEX 3/8" Hex Bore Steel
VEX 3/8" Hex Bore Steel
Spur 0.375" hex 20 Aluminum w/ Teflon Infused Ceramic Coating 14 The Robot SpaceVEXproWest Coast Products
VEX 3/8" Hex Bore w/ VersaKey
VEX 3/8" Hex Bore w/ VersaKey
Spur 0.375" hex, 1.875" bolt circle 20 Steel 48, 50, 54 The Robot SpaceVEXproWest Coast Products
VEX Ball Shifter
VEX Ball Shifter
Spur 0.75" 20 Aluminum w/ Teflon Infused Ceramic Coating 34, 44, 50, 54, 60 The Robot SourceVEXproWest Coast Products
VEX Bevel
VEX Bevel
Bevel 0.375" hex 12 Steel 15 The Robot SpaceVEXproWest Coast Products
VEX CIM Motor Gears
VEX CIM Motor Gears
Spur 8mm w/ key 20 Steel 11, 12, 13, 14 The Robot SpaceVEXproWest Coast Products
VEX CIM Motor Gears Aluminium
VEX CIM Motor Gears Aluminium
Spur 8mm w/ key 20 Aluminum w/ Teflon Infused Ceramic Coating 12 The Robot SpaceVEXproWest Coast Products
VEX Dog
VEX Dog
Spur w/ Dog Teeth 0.75" 20 Aluminum w/ Teflon Infused Ceramic Coating 40, 44, 50 The Robot SourceVEXproWest Coast Products
VEX Dog w/ Hex Bearing
VEX Dog w/ Hex Bearing
Spur w/ Dog Teeth 0.75" 20 Aluminum w/ Teflon Infused Ceramic Coating 60 The Robot SourceVEXproWest Coast Products
WCP 32DP Gears
WCP 32DP Gears
Spur 0.375" hex 32 [Not listed] 20, 40, 60, 80 West Coast Products
WCP 32DP Pinion
WCP 32DP Pinion
Spur 0.125", 4mm, 5mm 32 [Not listed] 12 West Coast Products