How To’s

Profile Tech Tip #8: Stem Installation


In the era of 9 and 10 inch tall bars and the leverage they create against your stem, proper stem cap on bar installation has never been more imperative. The three most important tips: 1. Make sure your bolts are greased (to create optimum and even thread bite, and to […]

February 24, 2017

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Profile’s Tech Tip #7: How many teeth do you need?

How many teeth do you need? On a sprocket that is. In 2003, Profile engineered a cassette driver that allowed you to drop from our lowest cog (12 tooth) down to a one-piece, 9 tooth. In doing so, the standard 36-13, sprocket/cog gear ratio dropped quickly to a 25/9. And […]

February 17, 2017

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Profile’s Tech Tip #6: On Guard!

Which Profile or Madera hub guard will work for you? We here at Profile/Madera make quite a few hub guards. Basically, we’ve tried to create an option that works for everyone riding our hubs. Some riders would rather have plastic (to avoid the potential snagging that can occur when using […]

February 10, 2017

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Overhauling Profile/Madera Front Hubs

The following instructions will work on Profile Mini, Totem, and Elite front hubs, as well as Madera V2 Front Hubs. The Profile True 3/8 Track Front Hub uses a different aluminum center axle and cone spacers, but the instructions will still work. Of course, It’s preferred that you use an […]

July 18, 2012

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Profile 14mm Mini Cassette Hub Overhaul

Overhauling Profile 14mm Mini Rear Hubs is not terribly complicated. You just need new bearings, 2 7/8″ or 22mm box wrenches, or a couple of medium crescent wrenches, your bike’s axle slots, and a rag. Overhauling your hubs is not something that needs to be done more than once or […]

May 18, 2012

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Profile 3/8 Mini Cassette Hub Overhaul

The instructions on this page are applicable for the 3/8 Profile Mini, Totem, and Madera V2 Cassette hubs. It’s preferred that you use an arbor press or a bearing press to install new bearings in your hubs, but since we recognize that not everyone has access to those, we provide […]

May 17, 2012

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Gear Inch Chart

Gear Inches are used to give a numberical value to how a particular chainwheel/cog combination will feel. Classic BMX gearing evolved over the years to be 44/16,which has 55 gear inches. The most popular gear ratios are pretty close to a 55 inch, which just seems to feel best for […]

January 20, 2012

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Spline Drive Sprocket Installation

To install the Profile Spline Drive Sprocket, all you will need is your crank bolt and washer, an Allen key to fit the crank bolt, and two of the thick flat washers that were included with your crank set. If you are missing the flat washers, they are available in […]

January 20, 2012

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