Had a similar connectivity problem …. Appeared to be the cable with push-on connectors between the display and motor at the motor end. The connector wouldn’t click into place. Took to the LBS who Couldn’t fix the plugging in problem on the spot but suggested a thorough cleaning of plug ends and...
Interesting talk about investing in old tech …. I have owned 2 e-mtbs … a hard tail with Bosch Gen2 performance line motor and an e8000 with 11000 kms on it …. the only e-mtbs I have ridden …I am still amazed by e8000 and want to keep that bike going so definitely would consider rebuild/replace...
Same ... in Australia ... couldn't get a 34T shimano CRE80 ... found the steel Prowheel on Aliexpress ... bought one... CHEAP as ... great quality chain ring for sure ... rode for six months.. 1000kms ... no problems in fact a really good chain ring ...bought two more .cos I love my bike!
I've used Chinese consumables for the last 5 years or so ... the money I save gets spent on expensive, non-Chinese upgrades ... btw ... with 10000 kms 'on the clock', my bike has nevet run better ... ZTTO Official Store is usually my starting point on Aliexpress ... Chainrings, sprockets, cables...
based on the quality of suspension ... in the price range ... without seeing the geometry .... the good damper in both fork and shock is what i would go for... Di2 is nice too
Decathlon E-Feel 900S TE (4700€): Aluminium frame, Shimano EP801, 630W battery, Shimano XT Di2, RockShox ZEB Ultimate...
from my experience .. your motor is as good as the care you take of it ... in terms of protection from water ingress and general stuff like pedal strikes. I have a Bosch Performance gen 2 and E8000 with 20000 mountainous kms shared evenly between them and neither has ever failed.... subsequent...