Readers ask: Motorized Bicycle How To Measure Chain Length?

What size chain do motorized bikes use?

#41 motorized bike chain. The #41 chain is a strong alternative chain that replaces the 415 & 410 motorized bike chains. (under options select sizes to order 4-8 foot lengths, includes 1 master link) Fits all Manic Mechanic sprockets! Most engine kits come with a 5 foot chain

How do I know my bike chain size?

Begin by counting the number of teeth on the largest front sprocket and largest rear. These numbers are often printed right on the sprockets and cogs. Next, measure the distance between the middle of the crank bolt to the rear axle. This is also the chain stay length.

How do you measure chain size?

To measure the chain size, if you have just the sprocket, use calipers to measure between the teeth. Measure from center to center of where the chain roller would set between the teeth that will give you the pitch. Once you know the pitch you can determine what chain size you would need.

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What size is 415 chain?

#415 chain is also known as #43, 083, and 1/2″ x 3/16″ chain. #415 chain has a 1/2″ center to center spacing between each pin, a 3/16″ spacing between inner links, and is approximately 7/16″ wide. Heavy-Duty #415 chain is best suited for motorized bicycles and tricycles, freight bicycles, and heavy-duty tricycles.

Are 40 and 420 chains the same?

Active Member. 420 chain is stronger than 41, it has larger pins, the 40 is a little wider, same pin size as 420.

Are all bike chains the same size?

Are all bicycle chains the same size? No, all bicycle chains are not the same size. Size varies on the bike’s numbers of sprockets, speeds, the distance between the front chainring and rear cogs, and the number of teeth on them.

How can I tell if my bike chain is stretched?

Another ballpark method for checking chain wear is by measuring it with a ruler. Pick a rivet and line it up at the zero mark. Count 24 more rivets and your last rivet should be at the 12″ mark of your ruler. If it is off by more than 1/16″ your chain is stretched to the point of replacement.

How do I know what speed my bike is?

Multiply the front gear number by the rear gear number to get the number of speeds. For example, if you have two front gears and five back gears, you have a 10-speed bike. If you have one front gear and three back gears, you have a 3-speed bike.

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How do I know my roller chain size?

Roller Chain Identification Most roller chain has the size stamped right into the side plates. You may see something like “40”, “C2080H” or “10B” stamped in, which the industry number that represents the chain size. Old chains will most likely need to be cleaned in order to see the size.

What is the difference between 415 and 420 chain?

#415 and #415H chain is also known as 1/2″x3/16″ chain. #420 chain is the exact same size as #41 chain however it has thicker pins which makes it stronger. #420 chain is used on motorcycles, mini bikes, go karts, and motorized tricycles.

Will a 428 chain fit a 420 sprocket?

You can probably use the 428 chain on the 420 sprockets. Not the other way around though. 428 sprockets are too thick for a 420 chain.

Will a 40 chain fit a 415 sprocket?

Member. Ok I figured out the chain size, a 40 chain will fit a 415 sprocket other than being a little wide.

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