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250 SX-F
(photo at top)
The all-new 250 four stroke is already proven fast enough to win at
National level competition. It bristles with all the latest factory
trickery.
For More detail -
see Sneak
Peek - All New KTM 250 SFX
450 SX RACING
The MX 1 Racer for your own garage. It shines with its new frame, agile
chassis and linear performance progression. Top-quality equipment details
- like machined triple-clamp, Brembo braking system with Wave discs or
EXCEL rims - are all top of the line components.
450 SX |
525 SX |
525 SX RACING
This is the big boy and likely the fastest dirt bike made. With its
outstanding performance, the 525 SX is the brute of the open class. The
perfect bike for the very courageous and for those who love power above
all.
|
|
250
SX-F
|
450
SX
|
525
SX
|
| MSRP |
$6,598 |
$6,998
|
$7,098 |
| Engine |
| Engine
Type |
single
cylinder, 4-stroke |
| Displacement
(cc) |
249.5
cc |
449.39
cc |
510.4
cc |
| Bore
/ stroke (mm) |
76 /
55
(2.99 / 2.17") |
95 /
63.4 mm
(2.61 / 2.83") |
95/
72
(3.74 / 2.83") |
| Compression
ratio |
12.8:1 |
12:01 |
11:01 |
| Starter |
kick
starter |
| Transmission |
6
gears |
4
gears |
| Carburetor |
Keihin
MX FCR 39 |
Keihin
MX FCR 41 |
| Control |
4 V
/ DOHC with finger levers |
4
V / OHC with roller rocker lever |
| Lubrication |
pressure
lubrication with 2 Eaton pumps |
| Transmission
lubrication |
-
|
| Engine
oil |
1.2l
Motorex Power Synt 4T 10W-50 |
| Primary
ratio |
0.963888889 |
33
: 76 |
| Final
drive |
13:48 |
14:52 |
14:48 |
| Cooling |
liquid
cooled |
| Clutch |
wet
multi-disc clutch, operated hydraulically |
| Ignition |
Kokusan
digital 4K-3A |
| Chassis |
| Frame |
central
double-cradle-type 25 CrMo4 |
| Subframe |
aluminum
7020 |
| Handlebar |
Renthal
? 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 |
| Front
/ rear rims |
1.60
x 21"; 2.15 x 19" |
| Front
/ rear tires |
80/100-21";
100/90-19" |
| Chain |
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 (15") |
| Seat
height |
925
mm (36.42") |
| Fuel
capacity |
approx.
7 liters (1.85 gal) |
| Weight
(ready to race, no fuel) |
approx.
98.5 kg (216 lbs) |
approx.
105.2 kg (231.93 lbs) |
approx.
106 kg (233.69 lbs) |
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