MEMBER'S PAGE

HEY THERE, HARRISON HERE - FOUNDER OF HANDLWORKS.

I want to thank you for coming on board with us. We think the ebike powertrain shuold be indefinitely upgradeable and flexible to your needs - everything we build is a step in that direction. Thank you for supporting our grand vision of the ebike space.
Go build your ebikes!

-Harrison

DOWNLOAD FLASH

MUST BE DOWNLOADED TO YOUR MOBILE DEVICE.

SUPER73 R/S SERIES

48V STOCK

Last updated: 11/01/24

This section is for the following setup:

  • BAC855
  • Stock motor
  • Stock battery
Stock flash (11/01/24):

DOWNLOAD 48V STOCK

For folks whose stock batteries are still cutting out (11/01/24):

DOWNLOAD 48V DETUNED

"No throttle" for EU (2/28/24):

DOWNLOAD 48V STOCK, PAS ONLY

If you've only installed the BAC855, these flashes will work for you. The latest stock flash is here, along with an option for EU PAS-only users, and a detuned version for those with older or more sensitive batteries who are cutting out on hard acceleration.

48V DUAL

Last updated: 10/01/24

This flash is for the following setup:

  • BAC855
  • Dual stock 48V batteries
  • Stock motor

DOWNLOAD 48V DUAL

This is the flash you need if you've upgraded your stock vehicle with a dual 48V battery setup. Your batteries are set up in parallel, and you now can deliver up to 80A continuous of current at 48V nominal voltage. You'll get more power and acceleration by uploading this flash.

Flash without throttle, for EU (9/4/24):

DOWNLOAD DUAL 48V PAS ONLY

52V UPGRADE

Last updated: 12/6/23

This flash is for the following setup:

  • BAC855
  • Stock motor
  • 52V battery, 50A max current

DOWNLOAD 52V 50A

This is the flash you need if you've upgraded your battery to a 52V battery. Your battery is capable of at least 30A of continuous current delivery, and 50A peak. The peak power is set to 4000W. You'll get a higher top speed, and slightly more power and acceleration by uploading this flash.

60V UPGRADE

Last updated: 11/20/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • 60V battery, 75A max current

DOWNLOAD 60V

This is the flash you need if you've upgraded your battery to a 60V battery. The peak power is set to 6500W. You'll get above 40mph, and more power and acceleration by uploading this flash.

72V UPGRADE

Last updated: 8/31/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • 72V battery, 6500W continuous

DOWNLOAD 72V 6500W

This is the flash you need if you've upgraded your battery to a 72V battery. The peak power is set to 6500W. King of the castle for a BAC855.

SUPER73 Z SERIES

48V STOCK

Last updated: 8/9/24

This section is for the following setup:

  • BAC855
  • Stock motor
  • Stock battery

DOWNLOAD 48V STOCK

If you've only installed the BAC855, this flash is for you. It is the flash that is pre-loaded on a BAC855 Z-Series kit.

48V DUAL

Last updated: 12/2/24

This flash is for the following setup:

  • BAC855
  • Dual stock 48V batteries
  • Stock motor

DOWNLOAD 48V DUAL ZX

This is the flash you need if you've upgraded your stock vehicle with a dual 48V battery setup. Your batteries are set up in parallel, and you now can deliver up to 60A continuous of current at 48V nominal voltage. You'll get more power and acceleration by uploading this flash.

52V UPGRADE

Last updated: 5/13/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • 52V battery, 4000W

DOWNLOAD 52V 4000W

This is the flash you need if you've upgraded your battery to a 52V battery. The peak power is set to 4000W. You'll get a higher top speed, and slightly more power and acceleration by uploading this flash.

P-51 BULLET

48V STOCK

Last updated: 5/16/24

This section is for the following setup:

  • BAC855
  • Stock motor
  • Stock battery

DOWNLOAD 48V STOCK

If you've only installed the BAC855, this flash will work for you.

ZOOZ

UU750

Last updated: 8/9/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • Stock battery

DOWNLOAD STOCK UU750 FLASH

This is the flash you need if you have a stock Zooz UU750, upgraded with our BAC855. This flash comes on the BAC855 kit when shipped.

Collapsible row

Last updated: 12/04/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • Hi-output 52V battery

DOWNLOAD UU750 52V FLASH

This is the flash you need if you have a Zooz UU750, upgraded with our BAC855, AND a hi-output 52V battery (>50A continuous output).

UU1100

Last updated: 8/9/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • Stock battery

DOWNLOAD STOCK UU1100 FLASH

This is the flash you need if you have a stock Zooz UU1100, upgraded with our BAC855. This flash comes on the BAC855 kit when shipped.

UU1100 60V

Last updated: 9/25/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • 60V hi-output battery

DOWNLOAD UU1100 60V FLASH

If you upgraded to a BAC855 and have a hi-output 60V battery (>60A continuous), then use this flash. BE WARNED that Zooz motors have no temperature sensors, and will overheat even in a stock powertrain. Temperature management (not riding too hard for too long) is your responsibility!

UF1200

Last updated: 8/9/24

This flash is for the following setup:

  • BAC855
  • Stock motor
  • Stock battery

DOWNLOAD STOCK UF1200 FLASH

This is the flash you need if you have a stock Zooz UF1200, upgraded with our BAC855. This flash comes on the BAC855 kit when shipped.