11mm Shaft Gear Motor Sprockets

These sprockets fit the following gear motors:

MOT-24250G, MOT-36350G, MOT-24450G, MOT-36250G,
MOT-36450G, MOT-CTE24450P, and MOT-CTE24450GX470


Motor Sprockets for #25 Chain


19 Tooth 11mm Bore Sprocket for #25 Chain
1-5/8" OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For MY1016Z and MY1018Z gear motors. Made from hardened steel with a black oxide finish.
Item # SPR-2519G1

$14.95

Motor Sprockets for 8mm Chain


13 Tooth 11mm Bore Sprocket for T8F (8mm) Chain
36mm (1-7/16") OD, 11mm ID, 4mm wide x 2mm deep keyway. 15.1mm wide hub. Made from hardened steel with a black oxide finish.
Item # SPR-813R1
$10.95


25 Tooth 11mm Bore Sprocket for 8mm Chain
Motor sprocket for MY1016Z and MY1018Z gear motors. 11mm ID, 4mm wide x 2mm deep keyway. 13.75mm wide hub. For 8mm chain.
Item # SPR-825
$14.95

Motor Sprockets for 1/2" x 1/8" (#410) Chain


9 Tooth 11mm Bore Sprocket for 1/2" x 1/8" Bicycle Chain

Motor sprocket with key pin for MY1016Z, MY1016Z3, and MY1018Z gear motors. 1-5/8" (41mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For 1/2" x 1/8" (#410) bicycle chain. Fits Currie® Electro Drive electric bicycle kits plus eZip® and IZIP® electric bicycles with gear motors.
Item # SPR-4109R1

$14.95


11 Tooth 11mm Bore Sprocket for 1/2" x 1/8" Bicycle Chain
Motor sprocket for MY1016Z, MY1016Z3, and MY1018Z gear motors. 1-15/16" (50mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For 1/2" x 1/8" (#410) bicycle chain.
Item # SPR-4101111

$15.95


12 Tooth Freewheel Sprocket with 11mm Bore for 1/2" x 1/8" Bicycle Chain
Motor sprocket for MY1016Z, MY1016Z3, and MY1018Z gear motors. Motor shaft must rotate clockwise to use this sprocket. 1-15/16" (50mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. For 1/2" x 1/8" (#410) bicycle chain.
Item # SPR-4101211FW

$21.95


13 Tooth 11mm Bore Sprocket for 1/2" x 1/8" Bicycle Chain
Motor sprocket for MY1016Z, MY1016Z3, and MY1018Z gear motors. 2-3/8" (57mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For 1/2" x 1/8" (#410) bicycle chain.
Item # SPR-4101311

$16.95


16 Tooth Freewheel Sprocket with 11mm Bore Adapter for #410 (1/2"x1/8") Bicycle Chain
Motor sprocket for MY1016Z, MY1016Z3, and MY1018Z gear motors. Right hand thread 16 tooth freewheel with 1.375 x 24 TPI threads. Motor shaft must rotate clockwise to use this sprocket. Includes freewheel sprocket and yellow zinc plated steel adapter. Freewheel is threaded onto the adapter and is replaceable. 3-1/16" (57mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. Works with 1/2" x 1/8" (#410) bicycle chain.
Item # SPR-4101611FW

$32.95

Motor Sprockets for #40, #41, and #420 Chain


9 Tooth 11mm Bore Sprocket for #40, #41, and #420 Chain
Motor sprocket with key pin for MY1016Z, MY1016Z3, and MY1018Z gear motors. 1-5/8" (41mm) OD, 11mm ID, 4mm wide x 2mm deep keyway. 9mm wide hub. For #40, #41, and #420 chain.
Item # SPR-4209R1
$14.95

Freewheel Adapters and Sprockets Over 13 Tooth


Motor Sprocket Mounting Hardware


4mm x 4mm x 8mm Key Pin for Keyed Motor Shaft Sprockets
4mm x 4mm x 8mm key pin for keyed motor shaft sprockets sold above.
Item # KEY-448

$0.95


Nut with Built-In Lock Washer for Keyed Motor Shaft Sprockets
Motor shaft nut for keyed motor shaft sprockets with 4mm wide x 2mm deep keyways sold above.
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

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