How Big Should A Dirtbike Flywheel Be For Street Riding?

by | Last updated on January 24, 2024

, , , ,

Any converted MX bike needs at least

+8 to 10oz

to the flywheel.

Does the diameter of a flywheel matter?


Yes, the amount of flywheel effect you feel is controlled by not only the amount of flywheel weight, but also the size (diameter) of that weight

. In other words, a 12-ounce flywheel that is 4 inches in diameter will have more effect than a 12-ounce flywheel with a 3-inch diameter.

How heavy should a flywheel be?

Many people consider

40 LB

to be ideal, but anything over 20+ pounds is going to be heavy enough to generate a good amount of momentum. Most high-quality cycle bikes on the market with a smooth feel will incorporate a heavy flywheel system since these bikes are much easier to manufacture.

Do I need a flywheel weight?


Flywheel weight does have some effect on performance

. We’ve seen in basic physics that it takes more energy to get a heavier object moving, compared to lighter objects. Upon the first pedaling stroke, you’ll expend more energy getting the flywheel in motion on an indoor cycling bike.

How do I choose a flywheel?

Lighter flywheels can deliver the inertia of a heavier flywheel, but at increased rpm, requiring a slightly modified driving style to include more clutch slippage to get the vehicle moving. The general rule of thumb is that

the lighter the flywheel, the heavier the car will feel

.

How heavy is the flywheel on a peloton bike?

What Is The Peloton Flywheel Weight? The Peloton spin bike has a flywheel weight of

18kg (38lbs)

with magnetic resistance, including a belt drive system ideal for indoor cycling. The Peloton can hold a rider of a maximum weight of 135kg (297lbs).

How do I know what size flywheel I need?

1)

COUNT THE NUMBER OF DRILLED AND TAPPED HOLES ON YOUR FLYWHEEL

. 2) MEASURE THE DISTANCE FROM THE CENTER OF ONE DRILLED AND TAPPED HOLE TO ANOTHER (MEASURING ACROSS THE CENTER LINE OF THE CRANK SHAFT) [DIMENSION “C”].

How big is a flywheel?

The flywheels provide power for each test. Each of the two JET flywheels has a

diameter of about 9 m

and weighs 775 t. At full speed the rotors spin at 3.7 Hz (225 rpm) and attain a tip speed of around 100 m s

– 1

.

How do you measure the diameter of a flywheel?

Is a 30 pound flywheel good?

Most spin bikes are in the range of 30 lbs to 50 lbs and for most people

this range is fine for providing them with the smoothness and workout they want

. The big benefit of the heavy flywheel is the natural and smooth riding motion that gives a better and more efficient riding experience.

Is 30 lb flywheel enough?

Personally, I consider any flywheel over 20 lb to be “heavy”. I think this is a good place to draw a line in the sand and say, “anything heavier than this, is heavy enough to get the job done”. That said,

a lot of bikes these days, especially spin bikes, are coming out with 30 – 40 lb flywheels

.

Is 8kg flywheel enough?

8kg is a little on the smaller side. The ride may feel rougher when you’re pedaling at faster speed. But again,

it’s down to personal choice

, and anyone new to indoor cycling may feel more comfortable and confident using a lighter flywheel. Often lighter is cheaper, too.

What kg flywheel do I need?

OUR ADVICE : We recommend to choose a stationary bike with a flywheel of

at least 7 kg

for a comfortable pedaling without bumps. If you plan to exercise 2 to 3 times a week, you should consider a stationary bike with a flywheel above 9 kg.

How much does a lightweight flywheel help?

Installing a lightweight flywheel

doesn’t decrease torque

, but it does decrease inertia, meaning more torque will be needed to break traction with a clutch-kick (drifting or burning out), or to accelerate a vehicle off the line during a launch (drag racing, daily driving).

Are flywheel bikes good?


The bike is great quality

, the classes are high energy and competitive, the teachers are motivating and entertaining and I love the point system! It’s what I always loved about the Flywheel platform, but now can enjoy at home whenever I want for a fraction of the price. Do yourself a favor, get this bike!

How do you tell the difference between a 153 and 168 tooth flywheel?


The few blocks out there that came with 168 tooth flywheels have starter bolt holes that are offset

. Blocks that usually have a 153 have starter bolts in-line. An in-line block starter bolt pattern can adapt to 168 with a universal starter – or one made for that kind of block and a 168 tooth.

Will a 4.3 flywheel fit a 350?


The 4.3 flywheel will work on a 1 Pc. rear main 305 or 350 without rebalancing

and should have the bolt patterns for up to a 12 In. clutch. 4.3 5.0 5.7 are all the same.

Which is better aluminum or steel flywheel?

How do I pick a good spin bike?

  1. Q Factor. The Q factor is one of the most important features to look at on a Spin ® Bike. …
  2. Flywheel Weight. …
  3. Adjustable Seat Position. …
  4. Adjustable Handlebar Position. …
  5. Type of Resistance. …
  6. Water Bottle Holder. …
  7. Multiple Handlebar Positions. …
  8. Drive Train Mechanism.

How heavy is the flywheel on a Schwinn IC4?

What is the flywheel weight? The IC4 bike uses electromagnetic resistance and features a

40 lb

. flywheel.

What happened to flywheel bike?


In summer 2019, Flywheel permanently closed about a dozen of its studios

. And in February 2020, Flywheel was forced to shut down the virtual classes that were connected to its in-home stationary bikes because of the two-year legal battle with Peloton over patent infringement.

Will a 153 tooth flywheel work with a 168 tooth starter?


You can use the 168 tooth starter with a 153 tooth flywheel as long as you change the nose of the starter to the 153 tooth style

(strait across pattern) I believe the noses are avabile from gm still.

Where is a flywheel most commonly used?

Common uses of a flywheel include: Smoothing the power output of an energy source. For example, flywheels are used in

reciprocating engines

because the active torque from the individual pistons is intermittent. Energy storage systems.

What are the types of flywheel?

  • Solid disc flywheel.
  • Rimmed flywheel.
  • High-velocity flywheel.
  • Low-velocity flywheel.

What’s the difference between a 350 and 400 flywheel?

The major difference is found in the casting numbers and the way they are balanced.

Most 350 cubic inch engines are internally balanced whereas the 400 engines are not

. The 400 cubic inch engine is externally balanced with the flywheel–or flexplate in the case of an automatic.

How many teeth does a 350 flywheel have?

SFI Chevy 350 Flexplate,

153 Tooth

, 2-Piece Rear Main.

How do you calculate flywheel energy?

stored energy = sum of kinetic energy of individual mass elements that comprise the flywheel.

Kinetic Energy = 1/2*I*w*w

. I = moment of inertia –> ability of an object to resist changes in its rotational velocity.

Charlene Dyck
Author
Charlene Dyck
Charlene is a software developer and technology expert with a degree in computer science. She has worked for major tech companies and has a keen understanding of how computers and electronics work. Sarah is also an advocate for digital privacy and security.