| |
450
XC |
525
XC |
| MSRP |
$7,448 |
$7,648 |
| Engine |
| Engine
Type |
single
cylinder, 4-stroke |
| Displacement
(cc) |
447.92
cc |
510.4
cc |
| Bore
/ stroke (mm) |
95
/ 63.4 mm (2.61 / 2.83") |
95
/ 72 mm (3.74 / 2.83") |
| Compression
ratio |
11:01 |
| Starter |
kick-starter
and E-starter / 4 Ah |
| Transmission |
6
gears |
| Carburetor |
Keihin
MX FCR 39 |
| Valve
Control |
4
V / OHC with roller rocker lever |
| Lubrication |
pressure
lubrication with 2 Eaton pumps |
| Transmission
lubrication |
-
|
| Engine
oil |
1.2
l Motorex Power Synt 4T 10W /50 |
| Primary
ratio |
33
: 76 |
| Final
drive |
15
: 45 (14 : 50) |
| Cooling |
liquid
cooled |
| Clutch |
wet
multi-disc clutch, operated hydraulically |
| Ignition |
Kokusan
digital 4K-3B |
| Chassis |
| Frame |
central
double-cradle-type 25 CrMo4 |
| Subframe |
aluminum
7020 |
| Handlebar |
tapered
Magura ? 28/22 mm (1.10/0.87") |
| Front
suspension |
WP-USD
? 48 mm (1.89") |
| Rear
suspension |
WP-PDS-shock
absorber |
| Suspension
travel front/rear |
300
/ 335 mm (11.81/13.19") |
| Front
/ rear brakes |
disc
brakes 260 / 220 mm (10.24/8.66") |
| Front
/ rear rims |
1.60
x 21"; 2.15 x 18" |
| Front
/ rear tires |
90/90-21";
140/80-18" |
| Chain |
X-ring
chain 5/8 x 1/4" |
| Main
silencer |
aluminum |
| Steering
head angle |
63.5? |
| Wheelbase |
1481?10
mm (58.31?0.39") |
| Ground
clearance (unloaded) |
380
mm (14.96") |
| Seat
height |
925
mm (36.42") |
| Fuel
capacity |
approx.
8 litres (2.11 gal) |
approx.
13 litres (3.43 gal) |
| Weight
(ready to race, no fuel) |
approx.
113.5 kg (250.3 lbs) |
approx.
114.8 kg (253.1 lbs) |
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