Mis-tuning Air Forks for Street Performance

Which has less mass, steel or air? On most planets, an air bladder is much lighter than a steel spring. There are other performance parameters, but air springs are light. A suspention air fork for a bicycle can often be almost the same weight as a dead rigid steel fork. The other parameters include stiction [more…]

 
Maximum Roadster

Here is how the Maximum Roadster has been developing. Ceramic bottom bracket is a noticeable improvement. I got it by accident while testing many crank configurations for another bike. I ended up using the inexpensive crank, with high end chainrings, and top of the line bearings. Practical. Great tires, and that skinny Stans front rim. [more…]

 
Inspection discovery view of air pressure seal in FSX forks

The sleek carbon fiber and titanium, non worn out, Specialized Future Shock FSX Rock Shox suspension fork was not holding air in one side. I liked this damn thing, it’s perfect for street riding; light, compact, and short travel. I went to start a tear down and investigate what could be the problem. Of course, [more…]

 
Roadster Max bicycle

The project started out to be as a Scorcher. Like those late 1800s simple, direct, bikes the scorcher guys rode.       But really, I need multispeed shifting and brakes here on the street, also I need to learn about disc brakes. Plus I need to learn more about larger 700c wheels. So, big [more…]

 
Roadster Max

I found a murdered-out 1 year old high end Specialized hybrid for sale. Frame was great, chipped and gunked like a retired delivery bike, but straight. The bike came with a rigid fork, and a smaller 26”, wide mountain bike wheel, with high end tire and rotor, but no brake.   2015 Specialized Crosstrail Sport [more…]

 
SS - SuperStreet bicycle

This has been the best iteration of this bicycle design. I have ridden this frame a lot, mucho trial-and-error with component advances. The result became: Light, compact, and nimble, yet hard; intended for broken big city streets. Acceleration among traffic being a top priority for componentry harmony.    

 
SupaGT Street Rider, Urban Blast Bicycle

Seriously modified 2006 GT aluminum mtb.   Very solid for fast riding in the city. Excellent traction, remarkable brakes, outstanding acceleration. Can handle high speeds safely. Literally every component has been upgraded from the original bike. Wide rear rim Rhyno Lite XL Ritchey Slicks Dura Ace titanium cassette XTR and XT Deore  Shimano components Gold [more…]

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