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Sprockets > #25 Chain Sprockets > #25 Wheel Sprockets

#25 Wheel Sprockets

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Wheel Sprockets
Mounts with Bolts		 Wheel Sprockets
Mounts with Threads		 Wheel Sprockets
Mounts to Freewheel
     
Freewheel
Clutches		 Sprocket
Hardware		 Freewheel to Axle
Adapters
#25 Wheel Sprockets That Attach With Bolts

47 Tooth Rear Wheel Sprocket for #25 Chain
3-7/8" OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm (0.24") ID bolt holes. Mounting bolt holes are spaced 33.77mm (1.33") apart from center to center. 39mm bolt circle diameter. Made from steel with a zinc plated finish. R34 mounting pattern.
Item # SPR-2547		 $15.95


47 Tooth Rear Wheel Sprocket for #25 Chain
3-7/8" OD, 1-1/8" ID. 4 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Adjacent bolt hole center to center distance 27mm.
Item # SPR-2547B		 $15.95


54 Tooth Rear Wheel Sprocket for #25 Chain
112mm (4.4") OD, 33.1mm (1.3") ID. 5.3mm (0.21") bolt hole ID. 22mm adjacent bolt hole center to center distance. 44mm bolt circle diameter. ISO disk brake rotor mounting pattern. OEM rear sprocket for Lashout® electric bicycle. ISO mounting pattern.
Item # SPR-2554		 $29.95


55 Tooth Rear Wheel Sprocket for #25 Chain
4-1/2" OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm (0.24") ID bolt holes. Mounting bolt holes are spaced 33.77mm (1.33") apart from center to center. 39mm bolt circle diameter. Made from steel with a zinc plated finish. R34 mounting pattern.
Item # SPR-2555B		 $17.95


65 Tooth Rear Wheel Sprocket for #25 Chain
134mm (5.28") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm (0.24") ID bolt holes. Mounting bolt holes are spaced 33.77mm (1.33") apart from center to center. 39mm bolt circle diameter. Made from steel with a zinc plated finish. R34 mounting pattern.
Item # SPR-2565R34		 $17.95


68 Tooth Rear Wheel Sprocket for #25 Chain
138mm (5.43") OD, 26.1mm (1.03") ID. 3 bolt mounting pattern. 5.5mm (0.22") bolt hole ID. Adjacent bolt hole center to center distance 33mm (1.3"). 38mm (1.5") Bolt Circle Diameter. R32 mounting pattern.
Item # SPR-2568		 $17.95


70 Tooth Rear Wheel Sprocket for #25 Chain
143mm (5.63") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm (0.24") ID bolt holes. Mounting bolt holes are spaced 33.77mm (1.33") apart from center to center. 39mm bolt circle diameter. Made from steel with a zinc plated finish. R34 mounting pattern.
Item # SPR-2570R34		 $17.95


72 Tooth Rear Wheel Sprocket for #25 Chain
148mm (5.83") OD, 26.1mm (1.03") ID. 3 bolt mounting pattern. 5.5mm (0.22") bolt hole ID. Adjacent bolt hole center to center distance 33mm (1.3"). 38mm (1.5") Bolt Circle Diameter. R32 mounting pattern.
Item # SPR-2572		 $17.95


92 Tooth Rear Wheel Sprocket for #25 Chain
189mm (7.45") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm (0.24") ID bolt holes. Mounting bolt holes are spaced 33.77mm (1.33") apart from center to center. 39mm bolt circle diameter (BCD). Made from steel with a zinc plated finish. R34 mounting pattern. 
Item # SPR-2592R34		 $21.95
#25 Wheel Sprockets That Attach With Threads

1.375" x 24 TPI CW Threads

89 Tooth Rear Wheel Sprocket with Freewheel for #25 Chain
Directly replaces and upgrades the SPR-2590 sprocket listed below. 7-1/4" OD, 34mm (1-5/16") ID. Compatible with eZip, IZIP, GT, Mongoose, Schwinn, and Currie electric scooters. Has ISO standard threads that fit practically all modern bicycle wheels.
1.375" x 24 TPI right-hand clockwise threads.
Item # SPR-2589F		 $39.95

1.375" x 24 TPI CW Threads

90 Tooth Rear Wheel Sprocket for #25 Chain
7-1/4" OD, 34mm (1-5/16") ID. Compatible with eZip, IZIP, GT, Mongoose, Schwinn, and Currie electric scooters. Has ISO standard threads that fit practically all modern bicycle wheels.
1.375" x 24 TPI right-hand clockwise threads.
Item # SPR-2590		 $59.95
#25 Wheel Sprockets That Attach To Freewheel

47 Tooth Rear Wheel Sprocket for #25 Chain
3-7/8" OD, 2-1/8" ID. 4 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Bolts directly onto our 4-hole and 16-tooth freewheel clutches sold below. F4 mounting pattern.
Item # SPR-2547F		 $15.95


55 Tooth Rear Wheel Sprocket for #25 Chain
4-1/2" OD, 2-1/8" ID. 4 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Bolts directly onto our 4-hole and 16-tooth freewheel clutches sold below. F4 mounting pattern.
Item # SPR-2555		 $19.95


65 Tooth Rear Wheel Sprocket for #25 Chain
5-1/4" OD, 2-1/8" ID. 4 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Bolts directly onto our 4-hole and 16-tooth freewheel clutches sold below. F4 mounting pattern.
Item # SPR-2565S		 $19.95


80 Tooth Rear Wheel Sprocket for #25 Chain
6-1/2" OD, 2-1/8" ID. 4 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Bolts directly onto our 4-hole and 16-tooth freewheel clutches sold below. F4 mounting pattern.
Item # SPR-2580		 $19.95


89 Tooth Rear Wheel Sprocket for #25 Chain
7-1/4" OD, 2-1/8" ID. 4 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Bolts directly onto our 4-hole and 16-tooth freewheel clutches sold below. F4 mounting pattern.
Item # SPR-2589		 $22.95
#25 Wheel Sprockets With Freewheel

M35x1.00 CW Threads

65 Tooth Rear Wheel Sprocket for #25 Chain With Rear Wheel Freewheel Mechanism
5-1/2" OD, 1-3/8" ID. Fits 35mm OD threaded electric scooter, dirt bike, and pocket bike wheel hubs. M35x1.00 right-hand clockwise threads.
Item # SPR-2565WFW		 $34.95
Freewheel Clutches

Freewheels with Right Hand Clockwise Threads

M35x1.00 CW Threads

Rear Wheel Freewheel Clutch (Right Side)
Electric scooter, dirt bike, and pocket bike freewheel clutch mechanism for right hand side chains. Freewheel engages in the right-hand clockwise directions. 3-1/16" OD x 1-5/16" ID. 1/4" (6.2mm) bolt hole ID. Works with 2-1/8" (54mm) ID chain sprockets with four bolt mounting pattern. Fits 35mm OD electric scooter and bike threaded wheel hubs. 34mm ID. M35x1.00 right-hand clockwise threads. F4 sprocket mounting pattern.
Item # FWM-125		 $14.95

M35x1.00 CW Threads

Rear Wheel Freewheel Clutch (Right Side)
Electric scooter, dirt bike, and pocket bike freewheel clutch mechanism with for right hand side chains. This freewheel has four notches for installation and removal with a freewheel tool (sold below). Freewheel engages in the right-hand clockwise directions. 3-1/16" OD x 1-5/16" ID. 1/4" (6.2mm) bolt hole ID. Works with 2-1/8" (54mm) ID chain sprockets with four bolt mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Fits 35mm OD electric scooter and bike threaded wheel hubs. 34mm ID. M35x1.00 right-hand clockwise threads. F4 sprocket mounting pattern.
Item # FWM-120		 $14.95

1.375" x 24 TPI
CW Threads

Rear Wheel Freewheel Clutch (Right Side)
4-hole bicycle freewheel clutch with 1.375" x 24 TPI right hand (clockwise) threads. F4 sprocket mounting pattern. This freewheel has four notches for installation and removal with a freewheel tool (sold below). Freewheel engages in the clockwise directions. 3-1/16" OD x 1-11/32" ID. Works with 2-1/8" (54mm) ID chain sprockets with four bolt mounting pattern. Adjacent mounting bolt holes are spaced 47mm (1.85") apart from center to center. Fits 34mm (1.34") OD threaded wheel hubs. 34mm (1.34") ID. M35x1.00 right-hand threads.
Item # FWM-175		 $14.95

M35x1.00 CW Threads

Rear Wheel Freewheel Clutch (Right Side)
Electric scooter, dirt bike, and pocket bike freewheel clutch mechanism for right hand side chains. Freewheel engages in the right-hand clockwise direction. 3-1/16" OD x 1-5/16" ID. Works with 2-1/8" (54mm) ID chain sprockets with four bolt mounting pattern. This freewheel has 16 teeth and also works with standard single speed 1/2"x1/8" (#410) bicycle chain. Fits 35mm OD electric scooter and bike threaded wheel hubs. 34mm ID. M35x1.00 right-hand clockwise threads. F4 sprocket mounting pattern.
Item # FWM-100

How does a sprocket attach to this freewheel?

 $12.95

1.375" x 24 TPI CW Threads

Rear Wheel Freewheel Clutch (Right Side)
Electric bicycle freewheel clutch mechanism for right hand side chains. Freewheel engages in the right-hand clockwise direction. Compatible with freewheel to axle adapters old below. 3-1/16" OD x 1-5/16" ID. Works with 2-1/8" (54mm) ID chain sprockets with four bolt mounting pattern. This freewheel has 16 teeth and also works with standard single speed 1/2"x1/8" (#410) bicycle chain. Fits 1.375" OD bicycle threaded wheel hubs. 1-5/16" ID. 1.375" x 24 TPI right-hand clockwise threads. F4 sprocket mounting pattern.
Item # FWM-180

How does a sprocket attach to this freewheel?

 $12.95

Freewheels with Left Hand (Counterclockwise) Threads

M35x1.00 CCW Threads

Rear Wheel Freewheel Clutch (Left Side)
Electric scooter, dirt bike, and pocket bike freewheel clutch mechanism for left hand side chains. Freewheel engages in the left-hand counter clockwise directions. 3-1/16" OD x 1-5/16" ID. Works with 2-1/8" (54mm) ID chain sprockets with four bolt mounting pattern. This freewheel has 16 teeth and also works with standard single speed 1/2"x1/8" (#410) bicycle chain. Fits 35mm OD electric scooter and bike threaded wheel hubs. 34mm ID. M35x1.00 left-hand counterclockwise threads. F4 sprocket mounting pattern.
Item # FWM-160

How does a sprocket attach to this freewheel?

 $12.95
Sprocket Hardware

Sprocket To Freewheel Nut and Bolt Set
Set of four stainless steel bolts and locknuts for attaching wheel sprockets to freewheel clutches. The bolts in this set have 16mm long M6x1.0 right-hand clockwise threads.
Item # HDW-100		 $2.95


6mm x 20mm Sprocket, Wheel, and Motor Hex Socket Head Bolt
6mm hex socket head bolt that is compatible with many rear wheel sprockets, wheels, and motors. This bolt has 20mm long M6x1.0 right-hand clockwise threads.
Item # HDW-B620

 $0.50


Freewheel and Brake to Threaded Wheel Hub Spacer with 35mm ID
Freewheel and brake to threaded wheel hub spacer. Works with both M35x1.00 and 1.375" x 24 TPI freewheels. 35mm ID, 42mm OD, 2.5mm thick. Made from yellow zinc plated steel.
Item # HDW-3525
Installation Example

$1.95
Freewheel to Axle Adapters

For Metric Diameter Axles

1.375" x 24 TPI CW Threads

Freewheel to Axle Adapter with Right Hand Threads for 20mm Axle
Freewheel adapter with 1.375" x 24 TPI right hand (counterclockwise) threads. 20mm ID, 0.9" wide, 6mm keyway, Two set screws, Made from zinc plated steel. Compatible with 16-tooth freewheel item number FWM-180 sold above.
Item # FWM-ADAPTER20

 $24.95

1.375" x 24 TPI CW Threads

Freewheel to Axle Adapter with Right Hand Threads for 15mm Axle
Freewheel adapter with 1.375" x 24 TPI right hand clockwise threads. 15mm ID, 0.9" wide, 4mm keyway, Two set screws, Made from zinc plated steel. Compatible with 16-tooth freewheel item number FWM-180 sold above.
Item # FWM-ADAPTER15

 $24.95


4mm x 4mm x 25mm Axle Key
4mm x 4mm x 25mm steel axle key for freewheel to axle adapters with 4mm keyway.
Item # KEY-4425

 $0.95


6mm x 6mm x 25mm Axle Key
6mm x 6mm x 25mm steel axle key for freewheel to axle adapters with 6mm keyway.
Item # KEY-6625

 $0.95

For Standard Diameter Axles

1.375" x 24 TPI CW Threads

Freewheel to Axle Adapter with Right Hand Threads for 1" Axle
Freewheel adapter with 1.375" x 24 TPI right hand clockwise threads. 1" ID, 0.9" wide, 1/4" keyway, Two set screws, Made from zinc plated steel. Compatible with 16-tooth freewheel item number FWM-180 sold above.
Item # FWM-ADAPTER1

 $24.95

1.375" x 24 TPI CW Threads

Freewheel to Axle Adapter with Right Hand Threads for 3/4" Axle
Freewheel adapter with 1.375" x 24 TPI right hand clockwise threads. 3/4" ID, 0.9" wide, 3/16" keyway, Two set screws, Made from zinc plated steel. Compatible with 16-tooth freewheel item number FWM-180 sold above.
Item # FWM-ADAPTER3

 $24.95

1.375" x 24 TPI CW Threads

Freewheel to Axle Adapter with Right Hand Threads for 5/8" Axle
Freewheel adapter with 1.375" x 24 TPI right hand clockwise threads. 5/8" ID, 0.9" wide, 3/16" keyway, Two set screws, Made from zinc plated steel. Compatible with 16-tooth freewheel item number FWM-180 sold above.
Item # FWM-ADAPTER8

 $24.95


3/16" x 3/16" x 1" Axle Key
3/16" x 3/16" x 1" steel axle key for freewheel to axle adapters with 3/16" keyway.
Item # KEY-316X1

 $0.95


1/4" x 1/4" x 15/16" Axle Key
1/4" x 1/4" x 15/16" steel axle key for freewheel to axle adapters with 1/4" keyway.
Item # KEY-104X1516

 $0.95
Freewheel Clutch Tools

Four Notch Freewheel Removal Tool
Freewheel removal and installation tool for 4-notch freewheels. Works with freewheel item # FWM-120 sold above. This is a professional quality nickel plated forged steel tool.
Item # FWM-400		 $9.95
Custom-Made Sprockets for #25 Chain
If you need a wheel or axle sprocket that is not listed on this page then custom-made sprockets can be inquired about on our Custom-Made Sprockets Page.

#25 Motor Sprockets


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We carry a wide variety of rear wheel sprockets for #25 chain including sprockets that attach to the wheel with bolts, sprockets that attach to the wheel with threads, and sprockets that attach to freewheel clutches with nuts and bolts. We also carry hardware to mount sprockets onto wheels and freewheel clutches. Sprockets that attach to freewheels attach with nuts and bolts and the freewheel has threads that screw onto the wheel hub.

 

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