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Yamaha 2009 YZF-R1 (Y) User Manual

Yamaha 2009 YZF-R1 (Y)
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REAR SHOCK ABSORBER ASSEMBLY
4-75
EAS14B1010
HANDLING THE REAR SHOCK ABSORBER
WARNING
EWA14B1013
This rear shock absorber contains highly
compressed nitrogen gas. Before handling
the rear shock absorber, read and make
sure you understand the following informa-
tion. The manufacturer cannot be held
responsible for property damage or per-
sonal injury that may result from improper
handling of the rear shock absorber.
Do not tamper or attempt to open the rear
shock absorber.
Do not subject the rear shock absorber to
an open flame or any other source of high
heat. High heat can cause an explosion
due to excessive gas pressure.
Do not deform or damage the rear shock
absorber in any way. Rear shock absorber
damage will result in poor damping per-
formance.
EAS23190
DISPOSING OF A REAR SHOCK
ABSORBER
1. Gas pressure must be released before dis-
posing of a rear shock absorber. To release
the gas pressure, drill a 2.0–3.0 mm (0.08–
0.12 in) hole through the rear shock
absorber at a point 40 mm (1.57 in) from its
end as shown.
WARNING
EWA13760
Wear eye protection to prevent eye damage
from released gas or metal chips.
EAS23230
REMOVING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Stand the vehicle on a level surface.
WARNING
EWA13120
Securely support the vehicle so that there
is no danger of it falling over.
TIP
Place the vehicle on a suitable stand so that
the rear wheel is elevated.
2. Remove:
Rear shock absorber assembly lower bolt
“1”
Connecting arm and swingarm bolt “2”
TIP
While removing the rear shock absorber
assembly lower bolt, hold the swingarm so that
it does not drop down.
3. Remove:
Rear shock absorber assembly bracket
nut “1”
Rear shock absorber assembly
TIP
Remove the rear shock absorber assembly
from between the swingarm and frame.
EAS23240
CHECKING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Check:
Rear shock absorber rod
Bends/damage Replace the rear
shock absorber assembly.
Rear shock absorber
Gas leaks/oil leaks Replace the rear
shock absorber assembly.
a. 40 mm (1.57 in)

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Yamaha 2009 YZF-R1 (Y) Specifications

General IconGeneral
Bore x Stroke78.0 mm x 52.2 mm
Compression Ratio12.7:1
Fuel SystemFuel injection with YCC-T and YCC-I
IgnitionTCI: Transistor Controlled Ignition
Transmission6-speed w/multiplate slipper clutch
Final DriveChain
Front Tire120/70-ZR17
Rear Tire190/55-ZR17
Seat Height835 mm
Wet Weight206 kg
Engine TypeLiquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Front Suspension43 mm inverted fork, fully adjustable
Rear SuspensionSingle shock, fully adjustable
Front BrakesDual 310 mm discs, radial-mount 6-piston calipers
Rear Brakes220 mm disc, single-piston caliper
Dimensions (L x W x H)2, 070 mm x 715 mm x 1, 130 mm
Wheelbase1415 mm
Fuel Capacity18 L

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