Yamaha 2009 YZF-R1 (Y) User Manual

FRONT BRAKE
4-39
• Brake caliper cylinders “2”
Scratches/wear → Replace the brake cal-
iper assembly.
• Brake caliper body “3”
Cracks/damage → Replace the brake
caliper assembly.
• Brake fluid delivery passages
(brake caliper body)
Obstruction → Blow out with compressed
air.
WARNING
EWA14B1003
Whenever a brake caliper is disassembled,
replace the brake caliper piston dust seals
and piston seals.
EAS22410
ASSEMBLING THE FRONT BRAKE CALI-
PERS
WARNING
EWA14B1004
• Before installation, all internal brake com-
ponents should be cleaned and lubricated
with clean or new brake fluid.
• Never use solvents on internal brake
components as they will cause the piston
seals to swell and distort.
• Whenever a brake caliper is disassem-
bled, replace the brake caliper piston dust
seals and brake caliper piston seals.
EAS22450
INSTALLING THE FRONT BRAKE CALI-
PERS
The following procedure applies to both of the
brake calipers.
1. Install:
• Brake pads
• Brake pad springs
• Brake pad pins
2. Install:
• Brake caliper “1”
• Copper washers
• Brake hose “2”
• Union bolt “3”
• Brake hose holder
WARNING
EWA13530
Proper brake hose routing is essential to
insure safe vehicle operation. Refer to
“CABLE ROUTING” on page 2-49.
ECA14170
When installing the brake hose onto the
brake caliper “1”, make sure the brake pipe
“a” touches the projection “b” on the brake
caliper.
3. Fill:
• Brake fluid reservoir
(with the specified amount of the recom-
mended brake fluid)
Recommended fluid
DOT 4
Front brake caliper bolt
35 Nm (3.5 m·kgf, 25 ft·lbf)
Front brake hose union bolt
30 Nm (3.0 m·kgf, 22 ft·lbf)
Front brake hose holder
6 Nm (0.6 m·kgf, 4.3 ft·lbf)
New

Yamaha 2009 YZF-R1 (Y) Specifications

General

Bore x Stroke	78.0 mm x 52.2 mm
Compression Ratio	12.7:1
Fuel System	Fuel injection with YCC-T and YCC-I
Ignition	TCI: Transistor Controlled Ignition
Transmission	6-speed w/multiplate slipper clutch
Final Drive	Chain
Front Tire	120/70-ZR17
Rear Tire	190/55-ZR17
Seat Height	835 mm
Wet Weight	206 kg
Engine Type	Liquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Front Suspension	43 mm inverted fork, fully adjustable
Rear Suspension	Single shock, fully adjustable
Front Brakes	Dual 310 mm discs, radial-mount 6-piston calipers
Rear Brakes	220 mm disc, single-piston caliper
Dimensions (L x W x H)	2, 070 mm x 715 mm x 1, 130 mm
Wheelbase	1415 mm
Fuel Capacity	18 L