Lennard Zinn

Our longtime technical writer joined VeloNews in 1987. He is also a framebuilder, a former U.S. National Team rider, and author of many bicycle books, including Zinn and the Art of Mountain Bike Maintenance and Zinn and the Art of Road Bike Maintenance, as well as Zinn and the Art of Triathlon Bikes and Zinn’s Cycling Primer: Maintenance Tips and Skill Building for Cyclists. He holds a Bachelor’s degree in physics from Colorado College. Readers can send brief technical questions to Ask LZ.

By Lennard Zinn Published Jul. 25, 2017

Lennard Zinn runs through the cassette options available for riders who have Shimano rear derailleurs.

By Lennard Zinn Published Jul. 12, 2017

Lennard Zinn runs through the options on how to straighten a derailleur hanger and provides advice on shifting and derailleur set-up.

By Lennard Zinn Published Jun. 20, 2017

Lennard Zinn talks about his experiences with silk tires and explains why they're often smother than cotton ones.

By Lennard Zinn Published Jun. 13, 2017

This week, Lennard Zinn answers questions pertaining to air in a hydraulic road brake system, storing bikes upside down, and more.

By Lennard Zinn Published Jun. 6, 2017

Lennard Zinn explains why quick links aren't so quick any longer. Plus, readers dig into the history of why pedals are reverse-threaded.

By Lennard Zinn Published May. 30, 2017

Lennard Zinn answers questions about chain quick link compatibility, why pedals come unthreaded, and Di2 wireless technology.

By Lennard Zinn Published May. 23, 2017 Updated May. 26, 2017

Lennard Zinn tackles several follow-up questions and comments regarding his recent column on pedal thread direction.

By Lennard Zinn Published May. 16, 2017

Lennard Zinn addresses questions about pedal thread direction, compact vs. standard framesets, and more.

By Lennard Zinn Published May. 9, 2017

Lennard Zinn provides detailed instructions on using Shimano's Synchro Shift for Di2 drivetrains.

By Lennard Zinn Published May. 2, 2017 Updated May. 9, 2017

Lennard Zinn has answers to questions about hydraulic brake feel, Greg Van Avermaet's fork, and follow-ups to previous columns.

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