|
The Yamaha R1 1999 Model
Engine |
|
Type |
20
valve , DOHC , liquid-cooled |
Cylinder arrangement |
Forward
Inclined Parallel 4-cylinder |
Displacement |
998
cc |
Bore x Stroke |
74
x 58 mm |
Compression Ratio |
11,8:1 |
Maximum power |
150
bhp (110.3 kW)@ 10000 rpm |
Maximum Torque |
11
kg-m (108.3 Nm) @ 8500 rpm |
Starting System |
Electric |
Lubrication |
Wet
sump |
Carburation |
BDSR40 |
Primary Reduction Ratio |
63/43
(1.465) |
Secondary Reduction Ratio |
43/16
(2,688) |
Clutch type |
Multiple
disc , Wet |
Transmission Type |
Constant
mesh 6-speed |
Gear Ratio 1st |
39/15
(2,600) |
Gear Ratio 2nd |
35/19
(1,842) |
Gear Ratio 3rd |
30/20
(1,500) |
Gear Ratio 4th |
28/21
(1,333) |
Gear Ratio 5th |
30/25
(1,200) |
Gear Ratio 6th |
29/26
(1,115) |
Final Transmission |
Chain |
Chassis |
|
Overall Length |
2035
mm |
Overall Width |
695
mm |
Overall Height |
1095
mm |
Seat Height |
815
mm |
Wheelbase |
1395
mm |
Minimum Ground Clearance |
140
mm |
Dry Weight |
177
kg |
Frame Type |
Deltabox |
Caster Angle |
24� |
Trail |
92
mm |
Fuel Tank Capacity |
18
L |
Front Suspension |
Upside
down telescopic fork |
Front Shock Absorber |
Coil
spring / shock absorber |
Rear Suspension |
New
monocross |
Rear Shock Absorber |
Coil
spring / Gas-Oil damper |
Front Wheel |
17
x MT3,50, Aluminum |
Front Wheel Travel |
135
mm |
Rear Wheel |
17
x MT6,00, |
Rear Wheel Travel |
130
mm |
Front Brake |
Dual
discs, 298 mm diam |
Rear Brake |
Single
disc, 245 mm diam |
Front tyre |
120/70
ZR17 58W |
Rear tyre |
190/50
ZR17 73W |
|