Zero S 2021 vs. Zero SR/S 2020

Technical Specifications Zero S 2021 compared to Zero SR/S 2020

Zero S 2021

Zero SR/S 2020

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Same only

Differences

Zero S 2021

Zero SR/S 2020

Engine and Drive Train

Engine type	Engine type	Electric	Engine type	Electric
Engine power	Engine power	54 HP	Engine power	110 HP
Rpm at Max. Power	Rpm at Max. Power	4,300 rpm	Rpm at Max. Power	5,000 rpm
Torque	Torque	92 Nm	Torque	190 Nm
Transmission	Transmission	Belt	Transmission	Belt
Cooling	Cooling	Air	Cooling	Air

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Brand	Brand	Showa	Brand	Showa
Diameter	Diameter	41 mm	Diameter	43 mm
Travel	Travel	159 mm	Travel	120 mm
Adjustment	Adjustment	Compression, Preload, Rebound	Adjustment	Compression, Preload, Rebound

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Brand	Brand	Showa	Brand	Showa
Travel	Travel	161 mm	Travel	140 mm
Adjustment	Adjustment	Compression, Preload, Rebound	Adjustment	Compression, Preload, Rebound

Chassis

Rake	Rake	66 degree	Rake	65.5 degree
Trail	Trail	80 mm	Trail	94 mm

Brakes Front

Type	Type	Single disk	Type	Double disk
Diameter	Diameter	320 mm	Diameter	320 mm
Piston	Piston	Double piston	Piston	Four pistons
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	240 mm
Piston	Piston	Single piston	Piston	Single piston

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS	Advanced Rider Assistance Systems	ABS, Riding modes, Ride by Wire, Traction control

Dimensions and Weights

Front tyre width	Front tyre width	110 mm	Front tyre width	120 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	180 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	55 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Wheelbase	Wheelbase	1,410 mm	Wheelbase	1,450 mm
Seat Height	Seat Height	807 mm	Seat Height	787 mm
Top Speed	Top Speed	153 km/h	Top Speed	200 km/h