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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 500/14 Cog: -
~=170mm: -
3x3 NINE Cog: -
~=170mm: -
7-8sp Internal Cog: SRAM S7: -
Shimano Nexus-7: -
Shimano Nexus Inter-8: -
Shimano Alfine-11: -
Nuvinci N360: -
Sturmey: -
Single-speed: -
© 2003-2024 Hugh Kern, All rights reserved.

22 October 2014, Sacramento, CA: AlphaBENT is shipping its first NeoDrive electric-assist retrofit kits.

St Charles, IL: HP Velotechnik introduced a new high-performance folding trike into a booming trike market.

The Gekko FX-26 has the foldability of the proven Gekko travel-trike, but now gets the better-efficiency, comfort, and handling performance of a 26" drive-wheel.

St. Charles, IL: At Recumbent CycleCon 2014, Inspired Cycle Engineering (ICE) introduced its new 26" drivewheel suspension.

The Sprint 26-RS brings the efficiency of a 26" drive wheel to rear suspension comfort, reducing the comfort vs. speed tradeoff.

Almost dead center is our house - way across the valley. The RR here was electrified to help get the loads over the Rockies - That is the Continental Divide on the horizon. The Aspens are turning. It's Fall here!

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