A nice aluminum hard tail with a really good seat suspension post (Fox) and a 100mm dual air fork.
battery that hugged the frame so about 2" wide and tall and as long as the frame member adjacent (your choice of locations).
2.50 rear and 2.00 front. Your choice on wheel size.
350w silent gear reduction rear hub motor with freewheel clutch so it completely disengages when just pedaling.
Controller about the sized of a deck of cards with four wires. One to the display, one to battery, one to BB for torque sensing PAS signal, one to the motor - all routed inside the bike chassis.
Tiny display in mono-lcd with control buttons atop one of the shifters. Small wires from brake levers to display to send signal to controller via main display cable.
25 mile range on PAS level 3 out of 5. You want more range, drop back to level 2 or 1. More exercise if riding for distance. More help if carrying loads doing errands.
Real functional gel sport seat that also massages your hiny while riding
