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Sprockets > T8F (8mm) Chain Sprockets

T8F (8mm) Chain Sprockets

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  • T8F 8mm chain and master links are available on our chain page.
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T8F (8mm) Chain Sprockets for Motors

Nut and Washer for 8mm Left Hand Thread Motor Shafts
Sprocket nut and washer set for most electric scooter motors. Fits left hand threaded 8mm motor shaft ends. Compatible with MY1016, MY1020, MY6812, and ZY1020 electric motors.
Item # SPR-NW8

 $1.95


Lock Nut and Washer for 8mm Left Hand Thread Motor Shafts
Sprocket lock nut and washer for motors with 8mm left hand threaded shaft ends. Fits MY1016, MY1020, and ZY1020 motors. Fits 6812, MY6812, and MY6812B motors with 9 or more tooth sprockets.
Item # SPR-NW8-LK

 $2.49


Nut with Built-In Lock Washer for 11mm ID Keyed Motor Shaft Sprockets
Motor shaft nut for keyed 11mm ID sprockets with 4mm wide x 2mm deep keyways. Left hand threads. Compatible with SPR-825 sprocket listed below.
Item # NUT-8RW

 $0.95


Sprocket Spacer Washer for 11mm ID Keyed Motor Shaft Sprockets
11mm ID x 20mm OD x 1mm thick. Commonly used on gear motors with 11mm shafts when replacing a sprocket with a 13.75mm hub width with a sprocket that has a 9mm or 10mm hub width.
Item # HDW-11X20X1

 $0.50


4mm x 4mm x 8mm Key Pin for Keyed Motor Shaft Sprockets
4mm x 4mm x 8mm key pin for sprockets with 4mm wide x 2mm deep keyways. Compatible with SPR-825 sprocket listed below.
Item # KEY-448

 $0.95


9 Tooth 10mm Double D-Bore Sprocket for T8F (8mm) Chain
26mm (1") OD, 10.1mm x 8.6mm ID, 4mm thick. Fits 10mm motor shafts that have a 10mm x 8.5mm dual-flatted sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish. Compatible with MY1020 and ZY1020 electric motors.
Item # SPR-809E1

Compatible with MY1020 motors.

 $9.95


10 Tooth 10mm Double D-Bore Sprocket for T8F (8mm) Chain
29mm (1-1/8") OD, 10.1mm x 8.6mm ID, 4mm thick. Fits 10mm motor shafts that have a 10mm x 8.5mm dual-flatted sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish. Compatible with MY1020 and ZY1020 electric motors.
Item # SPR-810E1

Compatible with MY1020 motors.

 $9.95


11 Tooth 10mm Double D-Bore Sprocket for T8F (8mm) Chain
31.5mm (1-1/4") OD, 10.1mm x 8.6mm ID, 4mm thick. Fits 10mm motor shafts that have a 10mm x 8.5mm dual-flatted sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish. Compatible with MY1020 and ZY1020 electric motors.
Item # SPR-811E1

Compatible with MY1020 motors.

 $9.95


11 Tooth 8mm D-Bore Sprocket for T8F (8mm) Chain
31.5mm (1-1/4") OD, 8.1mm x 7.1mm ID, 4mm thick. Fits motor shafts that have a 8mm x 7mm D-bore sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish.
Item # SPR-811D2

 $9.95


11 Tooth Pinion Sprocket for T8F (8mm) Chain
31.5mm (1-1/4") OD, 14mm ID between bottoms of pinion teeth, 10.5mm ID between tops of pinion teeth. Made from hardened steel with a black oxide finish. Fits gear boxes with 14mm OD six tooth pinion shafts.
Item # SPR-811P1

 $9.95


12 Tooth 10mm Double D-Bore Sprocket for T8F (8mm) Chain
34mm (1-5/16") OD, 10.1mm x 8.6mm ID, 4mm thick. Fits 10mm motor shafts that have a 10mm x 8.5mm dual-flatted sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish. Compatible with MY1020 and ZY1020 electric motors.
Item # SPR-812E1

Compatible with MY1020 motors.

 $9.95


13 Tooth 10mm Double D-Bore Sprocket for T8F (8mm) Chain
36mm (1-7/16") OD, 10.1mm x 8.6mm ID, 4mm thick. Fits 10mm motor shafts that have a 10mm x 8.5mm dual-flatted sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish. Compatible with MY1020 and ZY1020 electric motors.
Item # SPR-813E1

Compatible with MY1020 motors.

 $9.95


13 Tooth 11mm Bore Sprocket for T8F (8mm) Chain
36mm (1-7/16") OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. Made from hardened steel with a black oxide finish.
Item # SPR-813R1

Compatible with 11mm Shaft gear motors.

 $11.95


15 Tooth 10mm Double D-Bore Sprocket for T8F (8mm) Chain
42mm (1-11/16") OD, 10.1mm x 8.6mm ID, 4mm thick. Fits 10mm motor shafts that have a 10mm x 8.5mm dual-flatted sprocket mounting area with a nut and washer on end to secure sprocket in place. Made from hardened steel with a black oxide finish. Compatible with MY1020 and ZY1020 electric motors.
Item # SPR-815E1

Compatible with MY1020 motors.

 $9.95


17 Tooth Pinion Sprocket for T8F (8mm) Chain
47mm (1-7/8") OD, 14mm ID between bottoms of pinion teeth, 10.5mm ID between tops of pinion teeth. Made from hardened steel with a black oxide finish. Fits gear boxes with 14mm OD six tooth pinion shafts.
Item # SPR-817P1

 $9.95


25 Tooth 11mm Bore Sprocket for T8F (8mm) Chain
66.8mm (2-5/8") OD, 11mm ID, 4mm wide x 2mm deep keyway. 13.75mm wide hub. Made from hardened steel with a black oxide finish.
Item # SPR-825 		$14.95
T8F (8mm) Wheel Mount Chain Sprockets

38 Tooth Sprocket for T8F (8mm) Chain
100mm (4") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm 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-838B		 $17.95


44 Tooth Sprocket for T8F (8mm) Chain
116mm (4-9/16") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm 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-844B		 $19.95


44 Tooth Sprocket for T8F (8mm) Chain
116mm (4-9/16") OD, 35mm (1-3/8") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm ID bolt holes. Mounting bolt holes are spaced 42mm (1-5/8") apart from center to center. Made from steel with a black enamel finish.
Item # SPR-844C		 $19.95


54 Tooth Sprocket for T8F (8mm) Chain
140mm (5-1/2") OD, 32mm (1-1/4") ID, 4mm thick. 6 bolt mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 22mm (5/8") apart from center to center. Opposing mounting bolt holes are spaced 44mm (1-3/4") apart from center to center. Made from steel with a black enamel finish.
Item # SPR-854		 $19.95


54 Tooth Sprocket for T8F (8mm) Chain
140mm (5-1/2") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm 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-854R34		 $19.95


64 Tooth Sprocket for T8F (8mm) Chain
166mm (6-1/2") OD, 29.1mm (1.15") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm 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-864		 $19.95


74 Tooth Sprocket for T8F (8mm) Chain
190mm (7-1/2") OD, 35mm (1-3/8") ID, 4mm thick. 3 bolt mounting pattern. 6.2mm ID bolt holes. Mounting bolt holes are spaced 41mm (1-5/8") apart from center to center. Made from steel with a black enamel finish.
Item # SPR-874		 $19.95
T8F (8mm) Freewheel Mount Chain Sprockets with F4 Mounting Pattern

36 Tooth Sprocket for T8F (8mm) Chain
95mm (4") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a black enamel finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-836F		 $16.95


38 Tooth Sprocket for T8F (8mm) Chain
100mm (4") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-838F		 $17.95


44 Tooth Sprocket for T8F (8mm) Chain
116mm (4-9/16") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-844		 $19.95


54 Tooth Sprocket for T8F (8mm) Chain
140mm (5-1/2") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-854F		 $19.95


62 Tooth Sprocket for T8F (8mm) Chain
161mm (6-5/16") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-862F		 $24.95


64 Tooth Sprocket for T8F (8mm) Chain
166mm (6-1/2") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-864F		 $24.95


72 Tooth Sprocket for T8F (8mm) Chain
186mm (7-5/16") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-872F		 $27.95


84 Tooth Sprocket for T8F (8mm) Chain
216mm (8-1/2") OD, 54mm (2-1/8") ID, 4mm thick. F4 mounting pattern. 6.2mm ID bolt holes. Adjacent mounting bolt holes are spaced 47mm (1-3/8") apart from center to center. Made from steel with a zinc plated finish. Bolts directly onto our 4-hole and 16-tooth freewheel clutches listed below.
Item # SPR-884F		 $39.95
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 with for right hand side chains. F4 mounting pattern. This freewheel has four notches for installation and removal with a freewheel tool (listed below). Freewheel engages in the 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

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 (listed 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. F4 mounting pattern. Freewheel engages in the 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

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. F4 mounting pattern. Freewheel engages in the 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

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. F4 mounting pattern. Freewheel engages in the 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

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, one and two piece 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 8mm (T8F) 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.


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