(4) Stock DeWalt DC9360, 72 Volts 4.4 AHr total for series parallel combination
(4) Stock DeWalt DC9000, 36 volt, 1 hr charge
Conversion time and cost:
Conversion time once built is 30 seconds. Cost to build was about $2K, excluding NRE.
Complete intrgrated drive with suspension, battery, control and quick release clamps to replace your front wheel in 30 seconds.
2 with Trail a Bike and a youngster. Can also tote saddle bags to carry chargers, books, or groceries.