Zero Motorcycles, the forward-thinking brand that has defined the fast-moving category of electric motorcycles for the past 14 years introduces their latest industry-redefining product, the SR/S. On the heels of the multi-award winning SR/F launched last year, the new SR/S features a sleek full fairing design and revised ergonomics for elevated comfort and functionality. Built around Zero’s package of industry-leading power, control and connection, the SR/S offers a unique riding experience that is only truly understood with a hand on the throttle. Zero Motorcycles is the global leader in electric motorcycles and power-trains. Designed and crafted by hand in California, Zero Motorcycles combines Silicon Valley technology with traditional motorcycle soul to elevate the motorcycling experience for intelligent and innovative riders around the world.

 

Effortless Power

The Z-Force 17.3 kWh lithium-ion battery makes the SR/S capable of a 365-kilometer maximum range. The battery’s industry-leading power and energy density combined with an aluminum heat-sink housing and thermal transfer interface ensure consistent cell cooling and maximum long-term powertrain performance. Additionally, the available 3.6 kWh Power Tank* brings the total available battery capacity to nearly 21 kWh.

* Power Tank: Limited quantities available early 2023.

ZF75-10 MOTOR

The ZF75-10 motor delivers 140 ft-lb of torque and 110 hp, effortlessly propelling the SR/S to a top speed of 124 mph. Pairing Zero’s renowned internal permanent magnet brushless architecture and a passively air-cooled compact design creates class-leading performance and efficiency.

Premium Comfort

Thanks to lower foot position and higher handlebar height, riders will enjoy a more upright and relaxed riding position on the new SR/S. Its ergonomic comfort even extends to two-up riding, giving passengers the ride of their life with matching lower pegs and a larger seating area. The fine-tuned suspension adds another level of luxury to the ride.

SR/S TECHNOLOGY

Inspired by cutting edge aerospace design, the new look of the SR/S is rooted in its all-new aerodynamic fairing. Like all things Zero Motorcycles, form follows function. When you lean into the cockpit and get behind the fairing you will be rewarded with a 13% improvement in highway efficiency and range with the SR/S versus its award-winning sibling, the SR/F. Sit up and you’ll discover a more upright and relaxed riding position that feels as good as it looks.

Elevated Design

The full-fairing on the SR/S gives it a premium look that commands attention from the passing lane to the parking lot. Wrapped tight across the bike’s trellis frame, it envelops a forward leaning rider in its cockpit for maximum aerodynamic efficiency and increases overall range by 13% over the naked SR and SR/F.

 
 

RAPID CHARGE SYSTEM

Our scalable Rapid Charge System allows the bike to be configured for different charging levels. Model Year 2023 SR/S 6 kW comes fully upgraded to 6.6 kW thanks to the included the Cypher Upgrade. In addition, you can purchase an additional 6 kw charging module (dealer install required) that can get you up to 12.6 kW.

* Note: SR/S requires the use of included EVSE cord in order to charge on a standard 110 V wall outlet.

POWER PIVOT

A proprietary coaxial power pivot design provides the optimal architecture to ensure constant drive-belt tension and maximum torque delivery to the rear wheel. A custom designed large-bearing swingarm pivot allows ample space for the high-performance motor while allowing a slim chassis waist to enhance rider ergonomics and bike maneuverability.

Effortless Control

Cypher III, Zero’s proprietary operating system acts as a hub to integrate all motorcycle systems. It delivers precise performance seamlessly for a consistent and superior riding experience. The SR/S offers an arsenal of ride modes which allows the rider to customize the bike’s performance through the intuitive next-generation app and dash interface. The SR/S navigates the road no matter the conditions with Street, Sport, Eco, Rain and up to 10 programmable custom modes. The SR/S integrates Bosch’s MSC System, renowned for dynamic acceleration and improved stability regardless of road surface or conditions. When combined with Cypher III, the MSC’s full capabilities are unleashed, resulting in best-in-class straight-line ABS cornering brake control, traction control, and drag torque control. Incredibly light. Unbelievably strong. The steel-trellis frame, custom swingarm and advanced Showa suspension deliver an athletic and intuitive riding experience. The powertrain is perfectly distributed, resulting in a weight-optimized/mass-centralized design, while a dual radial front brake system makes shedding speed as exhilarating as building it.

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2023 Highlights

2023 SR/S ZF17.3

Range

City: 187 miles (301 km)

Highway, 55 mph (89 km/h): 114 miles (183 km)

Combined: 142 miles (229 km)

Highway, 70 mph (113 km/h): 93 miles (150 km)

Combined: 124 miles (200 km)

Motor

Peak torque: 140 ft-lb (190 Nm)

Peak power: 110 hp (82 kW) @ 5,600 rpm

Top speed (max): 124 mph (200 km/h)

Top speed (sustained): 110 mph (177 km/h)

Type: Z-Force 75-10 enhanced thermal efficiency, passively air-cooled, interior permanent magnet AC motor

Controller: High efficiency and power dense, 900 Amp, 3-phase AC controller with regenerative deceleration

Power system

Power pack: Z-Force® Li-Ion intelligent integrated

Max capacity: 17.3 kWh

Nominal capacity: 15.2 kWh

Charger type: 6.6 kW integrated

Charge time (standard): 2.7 hours (110% charged) / 2.0 hours (95% charged)

With 6kW Rapid Charger: 1.6 hours (110% charged) / 1.0 hours (95% charged)

Drivetrain

Transmission: Clutchless direct drive

Final drive: 90T / 20T, Poly Chain® HTD® Carbon™ belt

Chassis / Suspension / Brakes

Front suspension: Showa 43 mm Big Piston Separate Function forks, with adjustable spring preload, compression and rebound damping

Rear suspension: Showa 40 mm piston, piggy-back reservoir shock with adjustable spring preload, compression and rebound damping

Front suspension travel: 4.72 in (120 mm)

Rear suspension travel: 5.51 in (140 mm)

Front brakes: Bosch Advanced MSC, dual J-Juan radial 4-piston calipers with radial master cylinder, 320 x 5 mm discs

Rear brakes: Bosch Advanced MSC, J-Juan single piston floating caliper, 240 x 4.5 mm disc

Front tire: Pirelli Diablo Rosso III 120/70-17

Rear tire: Pirelli Diablo Rosso III 180/55-17

Front wheel: 3.50 x 17

Rear wheel: 5.50 x 17

Dimensions

Wheelbase: 57.1 in (1,450 mm)

Seat height: 31.0 in (787 mm)

Accessory, low: 30.3 in (770 mm)

Accessory, tall: 31.9 in (810 mm)

Rake: 24.5°

Trail: 3.7 in (94 mm)

Weight

Curb weight: 518 lb (235 kg)

Carrying capacity: 482 lb (219 kg)

Economy

Equivalent fuel economy (city): 414 MPGe (0.57 l/100 km)

Equivalent fuel economy (highway): 206 MPGe (1.14 l/100 km)

Typical cost to recharge: $1.94

Warranty

Standard motorcycle warranty*: 2 years

Power pack warranty*: 5 years/unlimited miles