bottom bracket

Creaks be gone! How and why Ben Farver created the T47 bottom bracket standard.

Our technical guru answers questions about bottom brackets, floor pump gauges, older Campy style cable housing, and frame geometry.

Updates and additions include the Hellbender 70 price-conscious option, and more sizes for the Hellbender Neo.

How to mix and match SRAM chainrings, chains, shifters and cassettes, and also how to unfreeze a frozen bottom bracket.

Do we want another bottom bracket standard? No, but we might need the new T47 from Chris King and Argonaut Cycles.

Familiarize yourself with some of the aftermarket options for drivetrain parts

With so many bottom bracket standards being used on the market, what are the pros and cons of each one?

This week, Lennard Zinn answers questions about a broken SRAM Force shifter, rider flexibility, and more

In Technical FAQ, Lennard Zinn answers reader questions on BB threads and drivetrain compatibility, and takes feedback on helmet cams

Here are a few ways to remove BB86 and BB92 bottom brackets from your bike's frame

This BB30 adapter is light, inexpensive and extremely quiet — even after riding through the rough, rainy roads of Belgium

Get step-by-step instructions for changing out threaded Shimano bottom brackets

This week, Lennard Zinn answers multiple questions about cranks, bottom brackets, and oversized helmets

This week, Lennard Zinn answers questions about oversized helmets, bottom bracket drop, and more

The ideas are decades old, but the time has finally come for electronic shifting, the 27.5-inch wheel size, and dropper posts

Lennard Zinn also fields reader questions on stripped BB shells and picking seatpost material, and takes recommendations for freezing painful feet

Lennard Zinn talks riding 650b on a Lefty and tells a reader that he irreparably messed up his bottom bracket

Nick Legan answers reader questions about neutral Mavic bikes, keeping helmets clean, elegantly clipping in and bilingual WorldTour mechanics

Lennard Zinn discusses mixing up gearing, power meters and chainsets

Our tech editor answers questions on bottom bracket height, pressure gauges, budget wheel choices and balancing your hoops

Also, bottom bracket paranoia and feet rubbing on the crankarm

Tech editor Nick Legan answers questions on technical innovation in the WorldTour, bottom bracket replacement, gearing for wheel changes

This week's tech roundup also includes: SRAM mountain bike derailleurs, Wheels bottom bracket adapters, SRAM Red, Shimano patents and Friday flicks

Is your mountain bike covered in mud? Chances are the part hit hardest by the mud was the bottom bracket. Singletrack.com's Lennard Zinn explains how to remove, clean, and replace a bottom bracket square taper crank.

Singletrack.com's Lennard Zinn shows us how to install a specialty square-taper bottom bracket and crank. Take yet another step at becoming the at home mechanic you have always dreamed of becoming.

LZ fields questions on Mario's bikes, disc brake rotors, seized bottom brackets and power meter drag

Singletrack.com's Lennard Zinn repairs a loose bearing on a Shimano Octalink bottom bracket.

OK, we have another bottom bracket standard to consider. Lennard Zinn explains why it might make sense.

Lennard takes questions on the safety of breathing carbon fiber dust and premature bottom bracket wear

Are Shimano road and MTB external bottom brackets interchangeable?

How can I fix my creaking cranks?

Are Shimano external bottom brackets interchangeable?

Why is my bottom bracket noisy?

Can I put a 105 compact crank on my Dura-Ace bike?

Why are my bottom bracket bearings wearing out so quickly?

Why does my new bike tick?

Questions about fork failure from squirrel collisions, talcum powder and rolling resistance and bottom bracket life spans.

Dear Lennard,
I've just read your article article about the SRAM ceramic bottom bracket and its maintenance. We at CeramicSpeed have been working with ceramic bearings for the past 11 years, introducing systems for bicycle applications eight years ago.

Do cranks flex, or is it the bottom bracket and frame?

More solutions to mystery noises.

What can I do about a ticking noise?

Would a newer Dura-Ace bottom bracket stop creaking noises?

How do I know if my XTR bottom bracket is serviceable?