Can I fit a modern internally geared hub on an old bike ?
5 min read
Asked by: Jorge Meza
(And you almost certainly can fit a modern bottom bracket. Worst case, have the existing threads removed and fit a threadless bracket. Bottom bracket size guide.)
How do I convert my bike to internal gear hub?
Quote from video: Let's talk about how to convert your bike to an internal geared hub. First check your frame for compatibility. Before searching for wheel options make sure your frame has a horizontal dropout.
Is internal gear hub worth it?
Starting in too high of gear also puts unnecessary strain on your knees. Internal gear hubs allow you to shift while you’re not pedaling. This comes in handy when riding in stop and go traffic in the city. It’s also makes climbing a lot easier.
How do internally geared hubs work?
An interlocking set of gears, called a planetary system, helps you ride up a hill—or go faster on a flat. Depending on the gear, the driver unit either first spins outer ring gears, or the planetary gears deeper in the hub, rotating around sun gears near the center.
How do you maintain an internal hub?
Quote from video: And mainly that's our point here is that we want to read grease take remove. The old grease. It's built up over or worn out so to speak over time and put a new grease on the simpler side of the wheel.
Can I turn my bike into a fixie?
Quote from video: You're going to need what are called horizontal dropouts getting the proper chain tension that you need for a fixed gear is really difficult with vertical dropouts.
How do I install an internal hub?
Quote from video: Coming up here first thing I'm gonna do is go ahead and attach your brake. And as long as we keep this line. Straight. And there is some notching. So get that on there.
What is advantage of internal gear?
Reliability. One of the biggest advantages of the internal gear hub is that all the moving parts responsible for shifting are completely contained in a sealed unit – the hub. This means they’re completely protected from water, dirt, road salt and grime.
Are Sturmey Archer gears still made?
‘A’ and ‘F’ family hub gears
Sturmey-Archer’s most widely known product is the AW wide-ratio three-speed hub gear, introduced in 1938 (though patented in 1936) and still in production in a substantially modified form as of 2018.
Are Sturmey Archer hubs good?
In any case, the quality of Taiwanese production from SunRace/Sturmey-Archer so far has been excellent, generally better than the quality of later English production. Sturmey-Archer’s selection of multi-speed hubs is much wider than that of the other manufacturers.
Is a Rohloff worth it?
The Efficiency
According to independent testing, Rohloff hubs are just as efficient as a derailleur drivetrain at transferring the power from your pedals to your rear wheel (~95% efficiency). In the mud, they would presumedly be even more efficient!
How does Sturmey Archer hub gear work?
Sturmey-Archer hub models
One set engages the gear ring; each set engages a different sun gear. These hubs all have odd numbers of speeds: the unity ratio, and pairs of higher and lower speeds achieved by locking each of the different sun gears to the axle.
How does Shimano Alfine work?
Quote from video: And meshes with the planetary gears in order to function one of these units must be the input or the means by which the power is delivered into the assembly an output.
How do you make a fixie out of an old bike?
Quote from video: Fit it make sure they're in a good conditions whoo. So handlebars for instance that's quite common thing to get bent or slightly twisted if a bikes being dropped. And also a buckled wheel and lastly.
Can you convert a single speed bike to geared?
It can be done for some frames, but not most. Again, the simplest option is if the bike manufacturer for your bike model already has a single- to multi-speed conversion kit available for your bike model. Some bike manufacturers, for some bike models, have single- to multi-speed conversion kits.
Can you use a road bike frame for a fixie?
Absolutely! While fixies were in vogue years ago, road bikes have always been a constant because of their functionality. It is usually a tough choice when you need a road bike but cannot seem to let go of your favorite fixie or maybe you just need a road bike without having to actually buy a new bike.
How does a 3 speed hub work?
Three speed hubs use a planetary gear system to achieve a gear ratio between the sprocket and the wheel. In this gear system the sun gear is fixed in place while the planet carier is rotated. This causes the planet gears to rotate which in turn causes the ring gear to rotate. The rider selects a speed using a shifter.
How do I fix my Sturmey Archer 3 speed?
Simple and quick
- Step 1: Select high gear. Select high gear.
- Step 2: Take up all the slack in the indicator chain. Back off the locknut. …
- Step 3: Loosen the chain slightly. Back off the adjuster so the chain is slightly loose, so you can move it from side to side a wee bit without feeling any tension. …
- Step 4: Check.
What happened Sturmey-Archer?
The company was founded in 1902 by Henry Sturmey and James Archer under the guidance of Frank Bowden, the primary owner of Raleigh. In 2000, the assets and trademarks of Sturmey-Archer were sold to Sun Race of Taiwan which was renamed Sun Race Sturmey-Archer Inc.
Are Sturmey-Archer hubs reliable?
In any case, the quality of Taiwanese production from SunRace/Sturmey-Archer so far has been excellent, generally better than the quality of later English production. Sturmey-Archer’s selection of multi-speed hubs is much wider than that of the other manufacturers.