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Sprockets > #25 Chain Sprockets > #25 Wheel Sprockets

#25 Wheel Sprockets

Browse for sprockets by vehicle make and model.
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Adapters

#25 Wheel Sprockets That Attach With Bolts


47 Tooth Rear Wheel Sprocket for #25 Chain
3-7/8" OD, 1-1/8" ID. 3 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Adjacent bolt hole center to center distance 33mm.
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
OEM rear sprocket for Lashout® electric bicycle.
4-1/2" OD, 1-1/4" ID. 1/4" (6.2mm) bolt hole ID. Universal six bolt disk brake rotor mounting pattern. Adjacent bolt hole center to center distance 22mm.
Item # SPR-2554
$29.95


55 Tooth Rear Wheel Sprocket for #25 Chain
4-1/2" OD, 1-1/8" ID. 3 bolt mounting pattern. 1/4" (6.2mm) bolt hole ID. Adjacent bolt hole center to center distance 33mm.
Item # SPR-2555B
$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.
Item # SPR-2568
$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.
Item # SPR-2572
$17.95

#25 Wheel Sprockets That Attach With Threads

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
$29.95

#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.
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..
Item # SPR-2555
$19.95


65 Tooth Rear Wheel Sprocket for #25 Chain
5-1/2" 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.
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.
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.
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.
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.
Item # FWM-120
$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.
Item # FWM-100
$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.
Item # FWM-180
$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.
Item # FWM-160
$12.95

Sprocket Fasteners


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 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

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

#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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