*Spectro 3X7 Hubs no longer available*

Please note that the Spectro 3×7 hubs are no longer in production and parts are becoming hard to find. We still have some Dual Drive parts, but none for the 3×7 spectro hub.

Alfine 8 speed hub (and 11 speed hub)

Posted: 2011-08-30 By: Jordan Bishko Symptoms I have a flat and I need to remove my wheel and it has an Alfine 8 speed (or 11 speed) hub. Solutions http://www.youtube.com/watch?v=cxZXM4buaPI This is an instructional video to show how to remove the rear wheel with a Shimano Alfine 8 internally geared hub (also works for Nexus […]

Friction shifters with 3×7 hub

Posted: 2001-05-17 By: Bike Friday staff member Steve Ransom Symptoms Can I install friction shifters on my Pocket Llama with the SRAM Spectro 3×7 hub? Can I order a Bike Friday with both? Does installing a friction shifter void my hub warranty? Solutions We do not recommend using a friction shifter (usually a non-indexed bar-end […]

Upgrading 8-speed 3×7 cassettes

Posted: 2000-10-19 By: Bike Friday staff member Garner Britt Symptoms I am currently riding a New World Tourist with an 8-speed cassette with 9-speed spacing. Can I change this to a standard 9-speed cassette? Solutions At the moment, the answer is no. Sorry. The SRAM Spectro 3×7 hub is designed for a seven-speed cassette. We […]

No overdrive on SRAM Spectro 3×7 hub

Posted: 2001-04-10 By: Bike Friday staff member Garner Britt Symptoms I have a Two’sDay with a SRAM Spectro 3×7 hub. As far as I can tell the hub shifts into the low and mid internal gears, but not the overdrive. I have tried both loosening and tightening the shifter / indicator chain, but it doesn’t […]

Twitching SRAM 3×7 hub chain

Posted: 2000-11-15 By: Bike Friday staff member Garner Britt Symptoms My SRAM 3×7 hub “twitches” (for want of a better description; the end of the indicator chain pulses rhythmically while pedaling). Is this normal, or OK? Causes When the chain on your SRAM Spectro 3×7 hub pulses in and out, this is an indicator that […]

How to shift the SRAM 3-speed hub

Posted: 2000-07-10 By: Bike Friday staff member Wolf Moritz Symptoms I’m having difficulty getting the three-speed hub to shift. (This refers to the SRAM 3×7 hub, formerly the SACHS 3×7 hub.) Solutions Shifting is simple, but may take a while to get used to. While pedaling, move your left shifter one stop at a time […]

SRAM Spectro 3×7 hub adjustment

Posted: 2001-06-16 By: Bike Friday staff member Lynette Chiang Symptoms I’m only able to shift into two of the three gears on the SRAM 3×7 hub. Causes The cable to the SRAM 3×7 hub can stretch over time, misaligning the pin that lines up the pawls inside to hub. Also, failing to connect the shift […]

How to remove a SRAM 3×7 hub-equipped wheel

Posted: 2000-09-27 By: Bike Friday staff member Wolf Moritz Symptoms I’m not sure how I’m supposed to get my rear wheel off, since there’s a cable running into the three-speed hub. (This refers to the SRAM 3×7 hub, formerly the SACHS 3×7 hub.) Solutions While pedaling, shift the 3×7 hub into its high gear (often […]

SRAM 3×7 hub maintenance

Posted: 2000-10-06 By: Bike Friday staff member Wolf Moritz Symptoms What do I need to do to keep the three-speed hub working properly? (This refers to the SRAM 3×7 three-speed hub, formerly the SACHS 3×7 hub.) Solutions The 3×7 hub on your Bike Friday will require fairly little maintenance. Every two to three months of […]