How do I know what size Trek bike to get?

Measure the distance from fingertip of one hand to fingertip of the other. This will give you your arm span. Subtract your height from this figure to get your Ape Index. If the result is positive (your arm span is greater than your height) you should go for the larger size of bike.

How do I determine bike frame size?

Adult bikes are measured by their frame size. Most manufacturers now measure the frame from the centre of the crank axle, to the top of the seat tube. Most road bikes are measured in centimetres (cm), whereas mountain bikes are generally measured using inches (in).

Is it better to get a bigger or smaller mountain bike frame?

If your arm span is longer than your height, go for a bigger frame. If it’s shorter, get the smaller one. On a bigger bike, the reach to the handlebars will be longer. If you have proportionally longer arms, you are likely to feel more comfortable on a bigger frame.

Is a 29 inch bike too big?

A 29er is often taller than a comparably sized 26-inch wheel mountain bike and may be too tall for smaller riders. If you are under 5’6” tall, a 26-inch mountain bike is still likely to be a better fit. If you’re 5’6′ or taller, you should be able to find a 29er model to fit you.

What height does a 26 inch bike fit?

Is 26 inch bike good for what height? Bikes that are 26 inches in size work well for children and adults who range from approximately five feet to six-feet tall. They can also be appropriate for some taller people, but the best way to find out if it’s a good fit is by testing ride one!

How do you size a mountain bike?

Take off your shoes and stand with your legs 6″ – 8″ (15-20 cm) apart. Measure the height from the ground up to where your legs come together. Be sure about the bicycle type you want to choose: Mountain bike, city bike, or road bike. You can read about the different bike types here.

How do you know if your bike is too small?

One of the main factors in determining when a bike is getting too small is the saddle height and seat post length. If a bike is too small you will no longer be able to set the saddle height high enough. Every seat post should have an minimum insertion line marked onto the metal.

How tall should you be for a 29 inch bike?

You need to be at least 7 ft tall to ride a 29er.

Is an 18 inch frame big enough?

In very general terms, an 18-inch bicycle is best for someone just under six feet in height, but factors like inseam length and the differences between bike manufacturers can all influence the fit.