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Slide Show: Bike Fit

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Order Bike Fit Slide Show. PDF Version. $9.95.

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This slide show is in PDF format. You will need Adobe Acrobat Reader to view this slide show.

Adobe Acrobat Reader is a free program.


39 slides.

The PDF file size is 5 megabytes.

This slide show includes a notes section (scroll over the icon in the top right hand corner)

Presenting the complete slide show will take about 45 minutes.

You can view and print this version, but you cannot modify it. 

Download the free ABC article Take the Bike Fit Quiz. Slides referencing the quiz questions are included.

Read the information on the copyright page

 

●   The presentation reviews the principles in the book Bike Fit.

●   The book Bike Fit is available at a discount for groups.

 


The book Bike Fit is about general bicycle fit for road and mountain bike riding.

It also covers fit specifics for recreational, climbing, sprinting, time trialing, and cross-country mountain biking.


The right size bicycle frame and components, and their adjustment, is important. Proper fit allows you to be comfortable, ride safely, and work effectively. It reduces or treats overuse injuries. Proper fit makes you a better rider.

 

Bike Fit Rules-of-Thumb Summary

These and other bicycle fit elements are discussed in detail throughout this book.

There are numerous exceptions to almost all rules of thumb.

 

●   Frame Size

     Road: 2/3 inseam.

     Mountain: subtract 14 from inseam in inches.

●   Cranks

     Inseam to 31 inches: 170 mm.

     Inseam 31 to 33 inches: 172.5 mm.

     Inseam 33 or more inches: 175 mm.

●   Foot-Pedal Fore-Aft

     Ball of foot over pedal spindle.

●   Saddle Shape and Angle

     Choose shape for comfort.

     Set level.

●   Seat Height

     Bend knee 30 at bottom of pedal stroke.

●   Seat Position Fore-Aft

     Front of knee and pedal spindle in vertical line.

●   Foot/Pedal Rotation Angle

     Point toes the way you walk.

●   Handlebar Width

     Road: width of the shoulders.

     Mountain: hands slightly wider than shoulders.

●   Handlebar Shape

     Select for comfort and riding style.

●   Brake Levers

     Tips in line with handlebar drops.

●   Handlebar Angle

     Point ends to middle of seatstays.

●   Stem Height

     Handlebar tops to fist width below saddle.

●   Torso Angle / Reach

     Stem extension, height, and rise set comfortable torso angle.

●   Shoulder Angle

     90 with hands on hoods and elbows bent 15.


 

Sample Slide

Below is a sample slide from the show.

Click on the image to enlarge it.

 


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copyright Arnie Baker, MD,
1989-2012

http://arniebakercycling.com/
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