Final week it was a pair of latest entry-level e-bike motors for informal riders. This week it’s a race-specific tune supplied as a firmware replace for his or her top-of-the-line EP801 drive system.
The brand new tune possibility comes from suggestions from their Enduro eMTB racing crew, and some of the options are additionally out there for the EP600 sequence motors, too.
Shimano eMTB Race Tune updates

Designed to assist their racers shave seconds and have extra management over the motor’s efficiency, these updates concentrate on maximizing output and operational pace. Key options embody:
Increased help stage in Enhance Mode
Customizable max pace cutoff development
Prolonged carry-over help when riders cease pedaling
Principally, this implies the 600W motor extra shortly and simply achieves the utmost 400% help when it’s within the highest increase setting. When you’re on a very steep climb or hit a steep pitch unexpectedly, this helps you out increasingly more shortly.


The progressive cutoff characteristic allows you to customise how sharply the help tapers off once you get close to the utmost help pace. You may have it steadily taper off for a extra pure really feel, or drop off a cliff as quickly as you attain the highest pace so you possibly can eke out each final ounce of help.
Lastly, you possibly can set the prolonged help to maintain the motor going for Brief, Medium, or Lengthy durations once you cease pedaling. This helps if it’s important to cease pedaling by way of a very tough, technical part so that you don’t clip your pedals but in addition don’t need to lose momentum. Backpedaling cancels it, providing you with a fast, straightforward approach to cancel it in a pinch.
Auto Shift up to date, too
This replace additionally delivers sooner automated shifts whereas braking arduous or accelerating shortly, serving to it hold you in the proper gear with out you having to carry a finger. It additionally briefly cancels AUTO SHIFT in case you manually shift on a descent.
Shimano says that is “essential for establishing for situations like G-outs and speedy braking into tight corners with arduous pedaling out of them the place solely the rider can select the proper gear.” It’ll then resume auto-shifting after just a few seconds.
Out there now…or later


The brand new firmware is accessible free to all EP801 bike homeowners now, simply go to you native supplier to have the firmware replace utilized. All new EP801-equipped bikes assembled after June 25 will include the replace pre-installed.
Not in a rush? Shimano’s E-TUBE PROJECT Bike owner smartphone app can be up to date this autumn to permit riders to carry out this firmware replace and customise their EP801 setting on their very own.
EP601 homeowners will see the brand new firmware add the Max Pace Cutoff and AUTO SHIFT updates to their bikes.
Bike.Shimano.com