Now that a year has passed, it is obviously confident enough to release the motor’s full potential.īosch Gen 4 motor includes a set-and-forget E-MTB power mode option How has Bosch managed to make the motor more powerful with a software update? Well, the obvious answer is that Bosch designed it to have 85Nm of torque from the outset, but de-tuned it for release to ensure that it proved reliable enough.
It’s often what makes a motor feel powerful through the seat of your chamois. This refers to the rotational force the motor produces, and is particularly noticeable when accelerating from a standstill or slow speeds, and climbing steep hills.
#IBD BOSCH EBIKE UPDATE#
The most eye-catching aspect of the update is the increase in torque from 75Nm to 85Nm. Additional overrun helps you power over obstacles with level pedals.Improves power band in EMTB and Turbo modes over a wider range of cadence.Works on all gen 4 Bosch Performance Line CX motors.Available as a free software update (no changes to the hardware).
No new or additional hardware is required – the motor simply needs to be plugged into a laptop and new software installed – and best of all, it works with all Gen 4 Bosch motors, so if you’ve already got a Bosch-equipped e-bike, you too can enjoy the new upgrade. We tested the new software for the Bosch Performance Line CX motor on a Trek Rail 9īosch has just announced a software update to its Performance Line CX motor that unlocks more torque and an improved rider experience – and we’ve ridden it.