Zero SR/S User Manual

45-6 Brakes
Brakes
45
Brake Caliper (Front)
CAUTION: Do not operate the brake lever while
the master cylinder, and or brake caliper(s) is/
are removed or while the brake system is
disassembled.
Tools Required (includes tools required for
parent jobs):
• 8mm hex wrench
• 9mm hex wrench
• T25
• T50
• 14mm flare wrench
New Fluid Required:
• DOT 4 brake fluid
New Seals Required:
• Crush washers (x2)
Removal
1. Remove front brake pads. See Brake Pads
(Front), page 45.3.
2. Release wheel speed sensor (WSS) harness
from the left front brake hose clips (x2).
3. Remove left front caliper banjo bolt and
discard crush washers (x2). Tool: 14mm flare
nut wrench. Torque: 20 lb-ft (27 Nm).
CAUTION: Plug all open connections to
prevent ingress of moisture and debris.
CAUTION: Brake fluid is extremely harmful
to paint, so if brake fluid contacts a painted
surface, wash the surface immediately.
Note: Position a suitable container to contain
fluid spillage.
Note: Position absorbent material around
affected area to absorb possible fluid spillage.
Note: Replace crush washers upon
installation.
4. Remove left front caliper bolts (x2) and collect
retaining clip. Tool: T50. Torque: 30 lb-ft
(41 Nm).
5. Remove front brake caliper.
Installation
1. Installation is the reverse of the removal
procedure, except for the following:

Zero SR/S Specifications

General

Category	Motorcycle
Peak Power	110 hp (82 kW)
Continuous Power	54 hp (40 kW)
Torque	140 ft-lb (190 Nm)
Range (City)	161 miles (259 km)
Range (with Power Tank)	200 miles (322 km)
Top Speed (Max)	124 mph (200 km/h)
Top Speed (Sustained)	110 mph (177 km/h)
Front Tire	120/70 ZR17
Rear Tire	180/55 ZR17
Motor	Z-Force 75-10
Battery	ZF14.4 Lithium-ion
Range (Highway)	82 miles (132 km) at 70 mph
Seat Height	787 mm (30.9 in)
Wheelbase	1, 450 mm (57.1 in)
Front Suspension	Showa 41 mm
Rear Suspension	Showa 40mm piston, piggy-back reservoir shock
Front Brake	Dual J-Juan asymmetric piston calipers, 320 x 5 mm discs
Rear Brake	J-Juan single piston floating caliper with 240mm disc
ABS	Bosch Gen 9
Charging Time (Standard)	4.5 hours