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Questions tagged [rohloff]

A manufacturer of bicycle components notable for internally-geared transmissions.

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7 votes
1 answer
646 views

Why can't the Schlumpf Mountain Drive be used along with the 14-speed Rohloff?

Why is it "not allowed" to use the 14-speed Rohloff in combination with the Schlumpf Mountain Drive? According to Function-Schlumpf-Mountain-Drive.pdf: Please notice: the 14-speed Rohloff ...
Michael Altfield's user avatar
4 votes
1 answer
109 views

How to replace internal BB with external BB on belt drive bike?

My Rohloff touring bike has an internal bottom bracket (BB). I would like to replace this with an external BB. Current components Front Sprocket: Gates Carbon Drive, CDX, 4 bolt 104mm BCD, 50 teeth ...
AhseemHermanson's user avatar
6 votes
1 answer
280 views

Is it normal that my rear bicycle wheel is 1/4 cm off to the left on the top of the seat stay and 1/2 cm off on the left of the chainstay?

Allow me to elaborate. I have a Soma Wolverine type B with a Rohloff 500/14 speedhub and gates Carbon Drive (CDX) version. It’s not even broken in yet at 200 km. I had the bike custom built by a ...
Luke Zareba's user avatar
2 votes
2 answers
215 views

GreenMachine by Flevobike (recumbent) - Clicking Noise When Pedaling

The clicking is most noticeable when in lower gears and just starting off on a ride. After about 5 minutes it is still there but not as loud. There are two chains, one from the pedals to the mid-...
GreenMachine - Rick Horan's user avatar
1 vote
1 answer
114 views

Connecting cables to Rohloff hub external gear mech

I am connecting the cables to the Rohloff hub external gear mech. The instructions say to align the shifter to gear 1 and gear 14. The shifter actually rotates past the one and past the 14, by ...
Greg's user avatar
  • 203
2 votes
1 answer
156 views

What tool(s) are required to remove a Rohloff sprocket?

To remove a Rohloff sprocket, I need this Sprocket Remover Tool: Do I also need the lock ring tool? If not, what is the lock ring tool required for?
AhseemHermanson's user avatar
1 vote
1 answer
153 views

Front chainring and Rohloff IGH sprocket not exactly aligned

I ride a Bike Friday Pocket Llama with a Rohloff internal gear hub. I noticed that the front chainring and the rear sprocket are not exactly aligned. As the Rohloff internal gear hub will stay the ...
Stücke's user avatar
  • 1,508
4 votes
2 answers
2k views

Installing a Rohloff Hub on a Surly Ogre

I just bought a Surly Ogre (2022) and want to convert it to a Rohloff hub - but am having a really difficult time finding what I need - i.e., info, parts, etc. I plan to do a lot of touring but also ...
Greg's user avatar
  • 203
5 votes
1 answer
591 views

Gates Belt Drive+Rohloff - What rear sprocket do I need to help me get up hills and mountains better?

Hi I'm new here. I'm the proud owner of a Koga Worldtraveller Signature 2.0 with Rohloff and Gates belt. I have a 50t front chainring and a 19t rear cog with a 120t beltdrive plus Schwalbe Almotion 28&...
Joseph's user avatar
  • 51
1 vote
2 answers
459 views

Why are IGH minimum gears expressed as ratios not contigent on wheel size?

I've wondered about this before, but I'm doing a Brompton Rohloff conversion for someone and the moment has finally arrived where it's not just a theoretical issue: Shimano and Rohloff both recommend ...
Nathan Knutson's user avatar
3 votes
1 answer
364 views

How to adjust chain tension on a rohloff hub with semi-horizontal dropouts

Not sure my question makes sense, I do not know how to call these dropouts. And I do not know much about Rohloff hubs and chain tension requirements. My problem : my chain is too loose and fall off ...
Jean-Baptiste Rudant's user avatar
1 vote
1 answer
142 views

Does only Rohloff manufacture the sprocket for their Speedhub 14?

Are there any manufacturers other than Rohloff who make the sprocket for the Rohloff Speedhub 14? Is the sprocket Rohloff specific or is it a standard / general / everyday part?
user avatar
0 votes
2 answers
247 views

Would a IGH drive train last longer than a derailleur drive train?

Would a single sprocket + 8 speed chain + single chain wheel used in combination with a IGH last longer than a 10 speed cassette + 10 speed chain + 3x chain wheels? Image I have 2 bicycles. Bike 1 ...
user avatar
0 votes
1 answer
100 views

Does a torque anchor prevent an IGH (Rohloff Speedhub 14) from being pulled forwards and crooked whilst riding?

Assume a bicycle with horizontal fork ends (like the rear facing horizontal fork ends on a Surly Troll), with an IGH (Rohloff Speedhub 14) and no chain tensioner. On a steep uphill in the easiest ...
user avatar
4 votes
5 answers
3k views

How to install a Rohloff Speedhub on a Surly Troll with rear facing horizontal fork ends

I have a Surly Troll with rear facing horizontal fork ends. Is there a recommended way of installing a Rohloff Speedhub 14 on the Surly Troll? These answers mention tugnuts and washers, but perhaps ...
user avatar
2 votes
2 answers
803 views

Uneven tension on Gates Carbon Drive belt

I tried using the iOS app to check the tension on my Gates Carbon Drive belt (centre-track, CDX I assume as it's driving a Rohlof) and I could not get a consistent measurement over the length of the ...
Robert Atkins's user avatar
6 votes
5 answers
2k views

Rohloff twist shifter is too slippery when sweating

My Rohloff Speedhub is pretty slick, but unfortunately so is the twist shifter when I'm sweaty. In southern Florida, riding my trike, that's pretty much all the time. Switching gears already has ...
Jeremy Holovacs's user avatar
2 votes
1 answer
655 views

What's the deal with Rohloff and Gates Carbon Drive?

Can someone explain to me why a Gates/Rohloff combination is so stonewalled? It's got warnings all over the kit that you cannot do an aftermarket conversion, that you need Rohloff to switch you from ...
Dmitri Nesteruk's user avatar
7 votes
2 answers
888 views

Using Rohloff with a thicker chain

I have a Bosch/Rohloff bike that currently uses a 3/32 chain. Seems like that's the standard for Rohloff hubs. Problem is, I'd much rather use a 3/16 chain, i.e. a chain that's exactly twice as thick. ...
Dmitri Nesteruk's user avatar
1 vote
3 answers
1k views

Friction shifter for Rohloff speedhub?

This is might be trivial for someone who actually have a one, but after countless hours reading and watching about the Rohloff speedhub I can't answer this question myself. AFAIK the OEM grip shifter ...
Balint's user avatar
  • 95
4 votes
2 answers
2k views

Is there a more sophisticated tool than Rohloff HG-Check

I bought the Rohloff HG-Check as it was apparently the only tool out there to measure cassette wear. IMHO it's just too uncomfortable to use and with practice and good sight you can actually ...
DRP's user avatar
  • 143
4 votes
2 answers
644 views

Why would spokes break at the flange early?

I have a professionally-built Rohloff wheel, 32-spoke, symmetrical, laced to Velocity Dyads with Sapim Race spokes, disc brakes. It is about six years old, built in 2011; but I mostly just use it when ...
joseph_morris's user avatar
0 votes
1 answer
360 views

Rohloff gear can only shift between 3 and 4, even when gear disconnected from hub

My Rohloff gearhub will only shift between gears 3 and 4 (I think; display long ceased to be readable, but it's two low gears). I tried adjusting the shifter cable tension but it makes no difference. ...
gerrit's user avatar
  • 3,937
10 votes
2 answers
3k views

Why haven't Shimano or SRAM internal hubs had as many gears (or as much range) as Rohloff?

What limitations cause Shimano to stop at 11 gears and 409% overall ratio, whereas Rohloff can cram in 14 gears and 526%?
joseph_morris's user avatar