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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 |
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