|Location||Walla Walla, Washington US map|
|Vehicle||1991 Suzuki GSXR 750 |
Last year of the Air/Oil-cooled 750 gixxer.
|Motor||D&D Motor Systems, Inc. ES-15A-6 Series Wound DC|
|Drivetrain||Direct Drive Chain - 5.67 gear ratio. |
Sprockets: 68 tooth rear, 12 tooth front.
|Batteries||50 Headway 40160S, 3.20 Volt, Lithium Iron Phosphate|
16AH cells purchased from Manzanita Micro.
Arranged in a 2P25S pack.
|System Voltage||80 Volts|
|Charger|| Headway 72V x 3A |
Cheap no-name that I bought second hand.
Charges to 85.5V which is just over 3.4V
|DC/DC Converter|| None|
Using a separate pack of salvaged SLA's.
|Top Speed||50 MPH (80 KPH)|
Does 50 on a fresh charge, but tapers off
to 45 after a few miles.
|Acceleration||Respectable, but not crotch-rocket (yet).|
|Range||25 Miles (40 Kilometers)|
5.0 miles to work.
|Curb Weight||433 Pounds (196 Kilograms)|
Little heavier than I wanted, but still
lighter than stock.
|1/12/09 I've torn the bike down to the frame. |
1/23/09 Motor has arrived.
5/21/09 Sprockets and Chain ordered.
5/22/09 Plasma cut the motor mount blanks.
6/1/09 Motor mounted. 'Nuff said!
6/2/09 Sprockets and chain put on.
6/5/09 Connected 12v to see wheel spin. Awesome!
7/17/09 AllTrax 7245 and Magura throttle arrived.
7/28/09 AllTrax mounted.
10/18/09 Lower Battery Tray completed.
11/07/09 Upper Battery Tray completed.
2/28/10 Started high current wiring.
3/13/10 First test ride. It works!!!
8/1/10 Soneil 3A Superchargers melted. Poorly
8/15/10 SLA pack is dead. One of cells vented.
9/15/10 First phase of Headway batteries installed.
2/1/11 Second set of Headway's installed for testing.
7/25/11 Licensed and Insured. On the road, legally.
9/21/11 Been commuting for two months now. Tons of
to ride. Suspension needs a serious rebuild.