Belt Pulleys

Motion carries a robust inventory of belt pulleys for your mechanical power transmission projects. Browse through a selection of round belt, flat belt, standard V-belt, timing belt, and variable speed pulleys.

Looking for the best quality belt pulleys from leading brands like B & B Manufacturing, Browning, and Dodge? If so, you can find them all at Motion, including top quality flat belt pulleys, round belt pulleys, V-belt pulleys, and variable speed pulleys.

What are Belt Pulleys?

A belt pulley is one of the most popular and commonly used forms of mechanical power transmission products. As the name implies, a belt pulley is a device that is made up of a pulley, which is a wheel on an axle or shaft, along with a belt that runs along the groove of the pulley in order to transfer mechanical power from the pulley to another connected pulley or component. There are various different kinds of belt pulleys, with a range of shapes and forms like V-belt pulleys, round belt pulleys, timing belt pulleys, and serpentine belt pulleys.

What are Belt Pulleys Used for?

Belt pulleys are key components used in mechanical power transmission. They can be found in a wide range of machines and systems that involve the transfer of power between components, and there are many different potential applications of a belt pulley system. We can find the likes of serpentine belt pulleys and round belt pulleys in automotive engines and power generators, for example, as well as compressor engines and agricultural machinery.

The Best Belt Pulleys

When it comes to mechanical power transmission products like belt pulleys, it’s vital to invest in the best quality items. You’ll find the finest belt pulleys for sale at Motion, including:

  • Flat belt pulleys
  • Round belt pulleys
  • Standard belt pulleys
  • Synchronous and timing belt pulleys
  • Variable speed belt pulleys

Buy Belt Pulleys Online

Choose Motion for your next order of high-quality belt pulleys. We offer a wide product selection, with great prices and rapid shipping. Take a look through our full range and place your order today.

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Brand: Boston Gear (Altra)

Boston Gear (Altra) PA5032NF090   

54709 Timing Belt Pulley - 5 mm Pitch, 32 Tooth, 0.2500 in Bore Dia., 1.9600 in OD, 9 mm Belt Width

MI ITEM 00753607

AVAILABLE
Factory Order
Boston Gear (Altra) PA5032NF090
$129.84each
for your price $129.84each
Boston Gear (Altra) PA5032NF090

Boston Gear (Altra) PA5022DF150   

54730 Timing Belt Pulley - 5 mm Pitch, 22 Tooth, 0.2500 in Bore Dia., 1.3340 in OD, 15 mm Belt Width

MI ITEM 00753627

AVAILABLE
Factory Order
Boston Gear (Altra) PA5022DF150
$105.75each
for your price $105.75each
Boston Gear (Altra) PA5022DF150

Boston Gear (Altra) P1250-2   

Bearing, BOStonE, cable pulley, Molded Nylon, 1/4" ID

MI ITEM 00807368

IN STOCK
In stock
Boston Gear (Altra) P1250-2
$14.09each
for your price $14.09each
Boston Gear (Altra) P1250-2

Boston Gear (Altra) PA5056NF150   

54761 Timing Belt Pulley - 5 mm Pitch, 56 Tooth, 0.3750 in Bore Dia., 3.4640 in OD, 15 mm Belt Width

MI ITEM 00753655

AVAILABLE
Factory Order
Boston Gear (Altra) PA5056NF150
$250.30each
for your price $250.30each
Boston Gear (Altra) PA5056NF150

Boston Gear (Altra) PA5024DF150   

54731 Timing Belt Pulley - 5 mm Pitch, 24 Tooth, 0.2500 in Bore Dia., 1.4590 in OD, 15 mm Belt Width

MI ITEM 00753628

AVAILABLE
Factory Order
Boston Gear (Altra) PA5024DF150
$113.63each
for your price $113.63each
Boston Gear (Altra) PA5024DF150

Boston Gear (Altra) PA3034DF090   

54510 Timing Belt Pulley - 3 mm Pitch, 34 Tooth, 0.2500 in Bore Dia., 1.2480 in OD, 9 mm Belt Width

MI ITEM 00753413

AVAILABLE
Factory Order
Boston Gear (Altra) PA3034DF090
$109.76each
for your price $109.76each
Boston Gear (Altra) PA3034DF090

Boston Gear (Altra) NR 2205   

Flat Belt Idler Pulley - 11/16 in Belt Width, 17/32 in Bore, 2-1/2 in OD, Steel Material

MI ITEM 00106637

AVAILABLE
Factory Order
Boston Gear (Altra) NR 2205
$64.69each
for your price $64.69each
Boston Gear (Altra) NR 2205

Boston Gear (Altra) P2625-3   

Bearing, BOStonE, cable pulley, Molded Nylon, 3/8" ID

MI ITEM 00807412

AVAILABLE
Factory Order
Boston Gear (Altra) P2625-3
$36.51each
for your price $36.51each
Boston Gear (Altra) P2625-3

Boston Gear (Altra) PA3024DF090   

54504 Timing Belt Pulley - 3 mm Pitch, 24 Tooth, 0.2500 in Bore Dia., 0.8720 in OD, 9 mm Belt Width

MI ITEM 00753407

AVAILABLE
Factory Order
Boston Gear (Altra) PA3024DF090
$93.70each
for your price $93.70each
Boston Gear (Altra) PA3024DF090

Boston Gear (Altra) G1202   

Boston Gear (Altra) , Drive Round Belt Pulley

MI ITEM 00712587

AVAILABLE
Factory Order
Boston Gear (Altra) G1202
$81.84each
for your price $81.84each
Boston Gear (Altra) G1202

Boston Gear (Altra) G1216   

Boston Gear® G1216, Drive Round Belt Pulley, Max. Belt Diameter: 3/16", Bore Diameter: 1/4", Steel, Face Width: 1/4"

MI ITEM 00712600

AVAILABLE
Factory Order
Boston Gear (Altra) G1216
$75.09each
for your price $75.09each
Boston Gear (Altra) G1216

Boston Gear (Altra) G1209   

Boston Gear® G1209, Drive Round Belt Pulley, Max. Belt Diameter: 3/8", Bore Diameter: 3/4", Iron, Face Width: 1/2"

MI ITEM 00712595

AVAILABLE
Factory Order
Boston Gear (Altra) G1209
$374.18each
for your price $374.18each
Boston Gear (Altra) G1209

Boston Gear (Altra) P2625-4 NYLON CABLE PULLEY   

Bearing, BOStonE, cable pulley, Molded Nylon, 1/2" ID

MI ITEM 00807428

AVAILABLE
Factory Order
Boston Gear (Altra) P2625-4 NYLON CABLE PULLEY
$40.69each
for your price $40.69each
Boston Gear (Altra) P2625-4 NYLON CABLE PULLEY

Boston Gear (Altra) G1204   

Boston Gear® G1204, Drive Round Belt Pulley, Max. Belt Diameter: 3/8", Bore Diameter: 1/2", Iron, Face Width: 1/2"

MI ITEM 00712589

AVAILABLE
Factory Order
Boston Gear (Altra) G1204
$162.06each
for your price $162.06each
Boston Gear (Altra) G1204

Boston Gear (Altra) PA3034DF060   

54466 Timing Belt Pulley - 3 mm Pitch, 34 Tooth, 0.2500 in Bore Dia., 1.2480 in OD, 6 mm Belt Width

MI ITEM 00753369

AVAILABLE
Factory Order
Boston Gear (Altra) PA3034DF060
$105.90each
for your price $105.90each
Boston Gear (Altra) PA3034DF060

Boston Gear (Altra) PA3032DF060   

54465 Timing Belt Pulley - 3 mm Pitch, 32 Tooth, 0.2500 in Bore Dia., 1.1730 in OD, 6 mm Belt Width

MI ITEM 00753368

AVAILABLE
Factory Order
Boston Gear (Altra) PA3032DF060
$102.62each
for your price $102.62each
Boston Gear (Altra) PA3032DF060

Boston Gear (Altra) PA5072NF150   

54764 Timing Belt Pulley - 5 mm Pitch, 72 Tooth, 0.3750 in Bore Dia., 4.4600 in OD, 15 mm Belt Width

MI ITEM 00753657

AVAILABLE
Factory Order
Boston Gear (Altra) PA5072NF150
$305.63each
for your price $305.63each
Boston Gear (Altra) PA5072NF150

Boston Gear (Altra) PA5028NF090   

54707 Timing Belt Pulley - 5 mm Pitch, 28 Tooth, 0.2500 in Bore Dia., 1.7090 in OD, 9 mm Belt Width

MI ITEM 00753605

AVAILABLE
Factory Order
Boston Gear (Altra) PA5028NF090
$116.30each
for your price $116.30each
Boston Gear (Altra) PA5028NF090

Boston Gear (Altra) PA5012DF150   

54721 Timing Belt Pulley - 5 mm Pitch, 12 Tooth, 0.2500 in Bore Dia., 0.7070 in OD, 15 mm Belt Width

MI ITEM 00753619

AVAILABLE
Factory Order
Boston Gear (Altra) PA5012DF150
$71.99each
for your price $71.99each
Boston Gear (Altra) PA5012DF150

Boston Gear (Altra) PA5040NF090   

54713 Timing Belt Pulley - 5 mm Pitch, 40 Tooth, 0.3125 in Bore Dia., 2.4610 in OD, 9 mm Belt Width

MI ITEM 00753611

AVAILABLE
Factory Order
Boston Gear (Altra) PA5040NF090
$183.82each
for your price $183.82each
Boston Gear (Altra) PA5040NF090

Boston Gear (Altra) PA5032NF150   

54753 Timing Belt Pulley - 5 mm Pitch, 32 Tooth, 0.2500 in Bore Dia., 1.9600 in OD, 15 mm Belt Width

MI ITEM 00753648

AVAILABLE
Factory Order
Boston Gear (Altra) PA5032NF150
$136.68each
for your price $136.68each
Boston Gear (Altra) PA5032NF150

Boston Gear (Altra) PA3030DF090   

54508 Timing Belt Pulley - 3 mm Pitch, 30 Tooth, 0.2500 in Bore Dia., 1.0980 in OD, 9 mm Belt Width

MI ITEM 00753411

AVAILABLE
Factory Order
Boston Gear (Altra) PA3030DF090
$102.62each
for your price $102.62each
Boston Gear (Altra) PA3030DF090

Boston Gear (Altra) PA3032DF090   

54509 Timing Belt Pulley - 3 mm Pitch, 32 Tooth, 0.2500 in Bore Dia., 1.1730 in OD, 9 mm Belt Width

MI ITEM 00753412

AVAILABLE
Factory Order
Boston Gear (Altra) PA3032DF090
$106.33each
for your price $106.33each
Boston Gear (Altra) PA3032DF090

Boston Gear (Altra) PA3040DF090   

54513 Timing Belt Pulley - 3 mm Pitch, 40 Tooth, 0.2500 in Bore Dia., 1.4740 in OD, 9 mm Belt Width

MI ITEM 00753416

AVAILABLE
Factory Order
Boston Gear (Altra) PA3040DF090
$122.69each
for your price $122.69each
Boston Gear (Altra) PA3040DF090
Boston Gear (Altra) PA5032NF090
MI ITEM 00753607
Available - Factory Order
$129.84each
Boston Gear (Altra) PA5022DF150
MI ITEM 00753627
Available - Factory Order
$105.75each
Boston Gear (Altra) P1250-2
MI ITEM 00807368
In stock
$14.09each
Boston Gear (Altra) PA5056NF150
MI ITEM 00753655
Available - Factory Order
$250.30each
Boston Gear (Altra) PA5024DF150
MI ITEM 00753628
Available - Factory Order
$113.63each
Boston Gear (Altra) PA3034DF090
MI ITEM 00753413
Available - Factory Order
$109.76each
Boston Gear (Altra) NR 2205
MI ITEM 00106637
Available - Factory Order
$64.69each
Boston Gear (Altra) P2625-3
MI ITEM 00807412
Available - Factory Order
$36.51each
Boston Gear (Altra) PA3024DF090
MI ITEM 00753407
Available - Factory Order
$93.70each
Boston Gear (Altra) G1202
MI ITEM 00712587
Available - Factory Order
$81.84each
Boston Gear (Altra) G1216
MI ITEM 00712600
Available - Factory Order
$75.09each
Boston Gear (Altra) G1209
MI ITEM 00712595
Available - Factory Order
$374.18each
Boston Gear (Altra) P2625-4 NYLON CABLE PULLEY
MI ITEM 00807428
Available - Factory Order
$40.69each
Boston Gear (Altra) G1204
MI ITEM 00712589
Available - Factory Order
$162.06each
Boston Gear (Altra) PA3034DF060
MI ITEM 00753369
Available - Factory Order
$105.90each
Boston Gear (Altra) PA3032DF060
MI ITEM 00753368
Available - Factory Order
$102.62each
Boston Gear (Altra) PA5072NF150
MI ITEM 00753657
Available - Factory Order
$305.63each
Boston Gear (Altra) PA5028NF090
MI ITEM 00753605
Available - Factory Order
$116.30each
Boston Gear (Altra) PA5012DF150
MI ITEM 00753619
Available - Factory Order
$71.99each
Boston Gear (Altra) PA5040NF090
MI ITEM 00753611
Available - Factory Order
$183.82each
Boston Gear (Altra) PA5032NF150
MI ITEM 00753648
Available - Factory Order
$136.68each
Boston Gear (Altra) PA3030DF090
MI ITEM 00753411
Available - Factory Order
$102.62each
Boston Gear (Altra) PA3032DF090
MI ITEM 00753412
Available - Factory Order
$106.33each
Boston Gear (Altra) PA3040DF090
MI ITEM 00753416
Available - Factory Order
$122.69each