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Recumbent gearing calculator


Wheel diameterWheel size:
Front chainring(s): Crank length:
Front transmissionNone:
Schlumpf DriveMountain-Drive:     Speed-Drive:     HighSpeed-Drive:
Pinion gearboxP1.12:     P1.18:
Efneo GTRO (3-speed):
Rear cassetteCassette:
-
Raw gear: -
~=170mm: -

SRAM 3x7 / Dual-Drive: -
~=170mm: -
14-sp Rohloff Speedhub 500/14Cog: -
~=170mm: -
7-8sp InternalCog: SRAM S7: -
Shimano Nexus-7: -
Shimano Nexus Inter-8: -
Shimano Alfine-11: -
Nuvinci N360: -
Sturmey: -
Single-speed: -
© 2003-2019 Hugh Kern, All rights reserved.

This just in from Catrike...

Price increase on Road, Trail and Villager March 1, 2016

New Pricing effective March 1, 2016

Schlumpf chamfering tool gets new lease on life thanks to marijuana-motivated inventor.

After five years and thousands of miles, Ron's ICE Adventure FS is still looking sharp.

It got a new pair of silicone grips for its handlebars, and a shiny new chain, and it's ready for another go.

Follow along with Guido as he builds up an ICE Sprint RS-26 fresh out of the box from England.

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