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| 450 EXC/Champions Edition |
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| 530 EXC/Champions Edition |
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| Engine type |
Single cylinder, 4-stroke |
| Displacement |
510.4 cc |
| Bore x stroke |
95 x 72 mm (3.74 x 2.83") |
| Compression ratio |
11.9:1 |
| Starter/Battery |
Kickstarter/E-Starter/12V 4 Ah |
| Transmission |
6 gears wide-ratio |
| Carburetor |
Keihin FCR MX 39 |
| Control |
4 V/OHC with rocker levers |
| Lubrication |
Pressure lubrication with 2 Eaton pumps |
| Engine lubrication |
Motorex, SAE 10W50 |
| Transmission oil |
Motorex, SAE 10W50 |
| Primary drive |
33:76 |
| Final drive |
15:45 (13:50) |
| Cooling |
Liquid cooled |
| Clutch |
Wet multi-disc clutch, operated hydraulically |
| Ignition |
Kokusan |
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| Frame |
Central double-cradle-type 25CrMo4 steel |
| Subframe |
Aluminium |
| Handlebar |
Neken Aluminium Ø 28/22 mm (1.10/0.87") |
| Front suspension |
WP USD Ø 48 mm (1.89") |
| Rear suspension |
WP PDS shock absorber |
| Suspension travel front/rear |
300/335 mm (11.81 / 13.19") |
| Brakes, front rear |
Disc brakes 260/220 mm (10.24/8.66") |
| Rims, front/rear |
1.60 x 21"; 2.15 x 18" Excel |
| Tires, front/rear |
90/90-21"; 140/80-18" |
| Chain |
X-ring chain 5/8 x 1/4" |
| Main silencer |
Aluminium |
| Steering head angle |
63.5° |
| Trail |
Adjustable |
| Wheel base |
1475 ± 10 mm (58.0 ± 0.39") |
| Ground clearance (unloaded) |
380 mm (15") |
| Seat height |
985 mm (38.78") |
| Tank capacity |
approx. 9.5 liters (2.51 gal) |
| Weight (no fuel) |
approx. 113.9 kg (251.1 lbs) |
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