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M4 General Specifications
  • Range - 60 miles (see the FAQ)
  • Top speed - 65 mph
  • Charge time - 4 hours
  • Weight - 320 lb
  • MSRP - $12,000
M4 Rolling Chassis

Frame - BERI custom design.  Cr-moly tubing.  25 lb.  100% built in the USA.

Wheels - Excel. 3.5"x17, front 4.5"x17 rear.

Tires - 120/70x17 - front. 170/60x17 - rear.

Forks - WP 4860 USD.

Brakes - Brembo.

Wheelbase - 60 inches

Seat height - 34 inches.

 

Techie EV Stuff

Motor - Lemco D135. 14 kW continuous, 29 kW peak (19/39 HP).

Batteries - 96 x 16 amp-hr LiFePO4 Headway cylindrical cells in a 24S4P configuration.  4.9 kWh.  MiniBMS battery management system.

Voltage - 72V nominal.  Peak 88V.

Controller - Kelly KDC72601 600A pulse-width modulation

Charger - On-board.  Delta-Q QuiQ, 110V/15A draw (will operate on 220V).  Approximately 4 hr charge time from 80% DOD.

 

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The 2011 Spark M4

In the second quarter of 2011, BERI will have a limited production run of the Spark M4.  Contact us ASAP to reserve yours!  Each Spark M4 is custom built to the rider's specifications.