2018 Rocky Mountain Altitude Powerplay Review

[Rob Rides EMTB]

Please wait – is what I’m told when I show up to have a ride on the Rocky Mountain Altitude Powerplay C50, ‘we forgot to charge the battery’. After just half an hour several battery bars had returned to the indicator, that was surprisingly quick. The reason for the fast recharge is the motor system that is 48V as opposed to the more regular 36V found on most other systems. The higher voltage combined with a pretty powerful 5 ampere charger allows charging the 500Wh battery from 0 to 80% in just 1h40m.
This is my first encounter with Rocky Mountain and the motor they developed themselves. The motor has three assistance levels and it is called Dyname 3.0 drive. It’s got a regular crankset and several smaller cogs/pulleys.
Check out “EMTB Tech” at the bottom of this page for more details on the design.
This motor only needs torque to activate so it kicks in instantly and feels very responsive. Other motors can keep the power on for a very short while after you stop pedaling. By...

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[Barry bines]

Looking for a E mountain bike

 

[andrew davies]

Hi rob,great review on the decoy think it’s gonna be my next bike.keep up the good work?