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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: -
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Electric recumbent trike: HP Velotechnik implements Shimano STEPS
Shimano STEPS pedaling system installed on an HP Velotechnik Scorpion recumbent trike

HP Velotechnik offers electric recumbent trike options for most trikes models using Shimano STEPS motor system.

Shimano has entered the e-bike market with its STEPS motor system, and HP has adapted this system to most of its recumbent trike models.

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Catrike Dumont arrives for Thanksgiving triking

Catrike Dumont full-suspension recumbent trikes FINALLY shipping.

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HP Velotechnik Scorpion suspension recumbent trike redesigned for 2017
HP Velotechnik revised Scorpion recumbent trike with 26" drivewheel

New Scorpion recumbent trike model has a 26" drivewheel and rear suspension, but no hinge.

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Chico

AlphaBENT's Chico shop used to be our main location and contact point. However, times have changed and now our Sacramento shop is the best place to test-ride a recumbent trike or bike.

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