wheel size YAMAHA YZF-R1 2005 Owners Manual

PERIODIC MAINTENANCE AND MINOR REPAIR
6-19
6 This motorcycle is equipped with cast
wheels and tubeless tires with valves.
WARNING
EWA10480


The front and rear tires should
be of the same make and de-
sign, otherwise the handling
characteristics of the motor-
cycle cannot be guaranteed.


After extensive tests, only the
tires listed below have been ap-
proved for this model by
Yamaha Motor Co., Ltd.


Always make sure that the valve
caps are securely installed to
prevent air pressure leakage.


Use only the tire valves and
valve cores listed below to
avoid tire deflation during ahigh-speed ride.
WARNING
EWA10600
This motorcycle is fitted with super-
high-speed tires. Note the following
points in order to make the most ef-
ficient use of these tires.

Use only the specified replace-
ment tires. Other tires may run
the danger of bursting at super
high speeds.


Brand-new tires can have a rela-
tively poor grip on certain road
surfaces until they have been“broken in”. Therefore, it is ad-
visable before doing any high-
speed riding to ride conserva-
tively for approximately 100 km
(60 mi) after installing a new tire.


The tires must be warmed up
before a high-speed run.


Always adjust the tire air pres-
sure according to the operatingconditions.
Front tire:
Size:
120/70 ZR17M/C (58W)
Manufacturer/model:
MICHELIN/Pilot POWER C
DUNLOP/D218FL
Rear tire:
Size:
190/50 ZR17M/C (73W)
Manufacturer/model:
MICHELIN/Pilot POWER G
DUNLOP/D218L
FRONT and REAR:
Tire air valve:
TR412
Va l ve c o r e :
#9000A (original)
U5VYE1E0.book Page 19 Tuesday, September 7, 2004 9:09 AM

SPECIFICATIONS
8-2
8
Gear ratio:
1st:
38/15 (2.533)
2nd:
33/16 (2.063)
3rd:
37/21 (1.762)
4th:
35/23 (1.522)
5th:
30/22 (1.364)
6th:
33/26 (1.269)Chassis:Frame type:
Diamond
Caster angle:
24.00 °
Trail:
97.0 mm (3.82 in)Front tire:Type:
Tubeless
Size:
120/70 ZR17M/C (58W)
Manufacturer/model:
MICHELIN/Pilot POWER C
Manufacturer/model:
DUNLOP/D218FLRear tire:Type:
Tubeless
Size:
190/50 ZR17M/C (73W)Manufacturer/model:
MICHELIN/Pilot POWER G
Manufacturer/model:
DUNLOP/D218L
Loading:Maximum load:
202 kg (445 lb)
(Total weight of rider, passenger, cargo and
accessories)Tire air pressure (measured on cold
tires):Loading condition:
0–90 kg (0–198 lb)
Front:
250 kPa (36 psi) (2.50 kgf/cm²)
Rear:
290 kPa (42 psi) (2.90 kgf/cm²)
Loading condition:
90–202 kg (198–445 lb)
Front:
250 kPa (36 psi) (2.50 kgf/cm²)
Rear:
290 kPa (42 psi) (2.90 kgf/cm²)
High-speed riding:
Front:
250 kPa (36 psi) (2.50 kgf/cm²)
Rear:
290 kPa (42 psi) (2.90 kgf/cm²)Front wheel:Wheel type:
Cast wheel
Rim size:
17M/C x MT3.50
Rear wheel:Wheel type:
Cast wheel
Rim size:
17M/C x MT6.00Front brake:Type:
Dual disc brake
Operation:
Right hand operation
Recommended fluid:
DOT 4Rear brake:Type:
Single disc brake
Operation:
Right foot operation
Recommended fluid:
DOT 4Front suspension:Type:
Telescopic fork
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
120.0 mm (4.72 in)Rear suspension:Type:
Swingarm (link suspension)
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
130.0 mm (5.12 in)
U5VYE1E0.book Page 2 Tuesday, September 7, 2004 9:09 AM