2012 Brammo Empulse Specs Released

Dennis Chung
by Dennis Chung

Brammo revealed official specifications for the production version of its long-anticipated Empulse.

The Oregon-based company will produce two versions, the Brammo Empulse and the Brammo Empulse R. Brammo has released new specifications for the R version though it’s not clear what differentiates the two models. The Empulse R will likely be a faired version similar to the Empulse RR TTXGP racebike. More specific differences will come when both versions of the Brammo Empulse are revealed May 8.

We do know that both models will use water-cooled permanent magnet AC motors with six-speed transmissions. According to Brammo, the Empulse R can reach a top speed of over 100 mph. Brammo claims a range of 121 miles in the city (stop-and-go traffic with an average speed of 19 mph), 56 miles on the highway (at a sustained speed of 70 mph), and a combined range of 77 miles in half-city, half-highway riding.

The Empulse R operates in two riding modes, selectable through a handlebar-mounted switch. “Normal” mode optimizes range by limiting acceleration through reducing the maximum current level. “Sport” mode offers maximum performance by not capping acceleration or speed.

Brammo’s BPM 15/90 lithium-ion battery has a 10.2 kWh capacity which can be charged with Level I and Level II J1772 charge stations. Brammo says the battery can be fully charged with the 120V Level I in 8 hours while the 240V Level II can fully charge the battery in 3.5 hours. Brammo also claims a range of 5 miles for every ten minutes of charging at Level II. The battery also gets a charge through regenerative braking.

The Brammo Empulse R is equipped with a 43mm Marzocchi fork and Sachs rear shock, both of which are fully-adjustable. The front wheel is equipped with dual 310mm brake discs with radial-mount four-piston Brembo calipers while a single two-piston Brembo caliper grips the rear disc.

“The Empulse and Empulse R are a milestone for Brammo and the new electric benchmark for the motorcycling industry. I know when I reveal the bikes on May 8th people are going to be blown away by the integrity of the design and the focused presence this motorcycle commands,” says Craig Bramscher, Founder and CEO of Brammo. “When we first revealed the Empulse prototype, our customers had some very clear feedback for us and that feedback has inspired much of what you will see in the production version.”

Full Specifications for the 2012 Brammo Empulse R:

Drivetrain
Motor Type Permanent Magnet AC (PMAC) – Water Cooled
Motor ControllerSevcon Gen 4
Peak Motor Power 40kW, @ 8,200 rpm (54 hp)
Peak Torque 63Nm (46.5 foot pounds)
Final Drive Direct Chain Drive (14/48) 520 O-ring chain
TransmissionIET 6 speed gearbox with multi-plate, hydraulic activated wet clutch
Emissions None
Battery
Battery Type Brammo Power™ BPM15/90 Lithium-Ion ( NCM Chemistry)
Battery Pack Capacity 9.31 kWh (nominal), 10.2 kWh (max)
Battery Pack Voltage 103.6 V (nominal)
Recharge J1772Level I maximum charging time: 8 Hours. (0 – 99% SOC, no cell imbalances)
Level I and IILevel II maximum charging time: 3.5 Hours. (0 – 99% SOC, no cell imbalances)
110V AC to J1772 Level 1 Adapter includedEvery 10 minutes of Level II charging adds up to 5 miles of range
Battery Cycle Life 1,500 cycles to 80% capacity (100% DOD)
Performance
Max Speed 100 + mph (160 + km/h)
Driving Range City: 121 miles* (195 km)
Highway: 56 miles** (90 km)
Combined: 77 miles*** (124 km)
*SAE City Riding Range Test Procedure for Electric Motorcycles (variable speed, 19 mph / 30km/h average)
**SAE Highway / Constant Speed Riding Range Test Procedure for Electric Motorcycles (70 mph / 113 km/h sustained)
*** SAE Highway Commuting Cycle (.5 City weighting, .5 Highway weighting)
Operating Modes2 Operating Modes selectable through the handlebar switch:
1. “Normal” – limits acceleration by reducing maximum current delivered to the motor through the motor controller in order to maximize driving range.
2. “Sport” – provides maximum performance in both acceleration and top speed.
Regenerative BrakingUnder deceleration, energy is returned to the battery system to both extend driving range and provide familiar rider feedback.
Operating CostAssuming 13 cents /kWh for electricity:
1 cent per mile around town
2 cents per mile on the highway
Approximately 400 miles for every $4.00 of electricity (city)
Data CollectionBrammo DDC™ (Dynamic Data Collection) records key motorcycle parameters at 1Hz (1 sample/second) for analysis and service support.
Chassis
Frame Brammo E-Beam™ Aluminum, Fabricated by Accossato in Italy
Suspension / FrontFully Adjustable 43mm Marzocchi Forks
Suspension / RearFully Adjustable Sachs Shock
Triple ClampsForged Aluminum
Swing ArmTubular Steel, Fabricated by Accossato in Italy
Sub FrameTubular Steel, Fabricated by Accossato in Italy
Brakes / FrontDual 310mm Brembo floating disk with twin four piston Hydraulic Brembo Brake Calipers, Radial Mount.
Brakes / RearBrembo single disk with dual piston Hydraulic Brembo Brake Caliper
WheelsFront / Rear17″x 3.5″ Marchesini / 17″ x 5.5″ Marchesini
TiresFront / Rear120/70-17 AVON AV79 / 180/55-17 AVON AV80
Instrumentation LCD display; speed, tach, odometer, gear position, energy consumption, battery status, estimated range and system status
Dimensions
Wheelbase 58.0″ 147.32 cm
Seat Height 31.5″ 80.0 cm
Width31.8″ (bar end-to-bar end) 80.77 cm
Height42.6″ (highest portion of the dash) 108.2 cm
Length81.3″ 206.5 cm
Ground Clearance7.3″ 18.54 cm
Rake / Trail24 degrees / 3.8″
Storage Capacity Optional Brammo hard saddle bags and top trunk.
Fuel Economy485 mpg-e 206 km/L-e
Vehicle Weight 440lbs. / 200kg
Carrying CapacityCargo Capacity 365 lbs. / 165.6 kg
(805 lbs. / 365.1 kg total combined motorcycle, rider, passenger and cargo)
Warranty
2 Years (Limited Factory Warranty) 1 year Fender-to-Fender Limited Warranty, 2 year Limited Powertrain Warranty (Batteries and Motor)
ColorsTrue Blood Red, Eclipsed Black, White Noise

Related Reading
Brammo Empulse Finally Headed for Production – Video
2013 Brammo Empulse TTX Race Bike Announced

Dennis Chung
Dennis Chung

Dennis has been a part of the Motorcycle.com team since 2008, and through his tenure, has developed a firm grasp of industry trends, and a solid sense of what's to come. A bloodhound when it comes to tracking information on new motorcycles, if there's a new model on the horizon, you'll probably hear about it from him first.

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