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Honda XL 125R (1984-85) vs Yamaha YZF 600R Thundercat (1998)

Comparison technical specifications


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1984 Honda XL 125R
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1998 Yamaha YZF 600R Thundercat
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Make: Honda Yamaha
Model: XL 125R YZF 600R Thundercat
Years: 1984-85 1998
Engine: Four stroke, single cylinder, OHC, 2 valves Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder
Capacity: 124 cc / 7.6 cu-in 599 cc / 36.5 cu-in
Bore x Stroke: 56.5 x 49.5 mm 62 x 49.6 mm
Cooling System: Air cooled Liquid cooled
Compression Ratio: 9.2:1 12.0:1
Induction: PD52 carburetor 4 x 36 mm Keihin CV downdraft carburetors
Ignition: CDI Digital TCI
Starting: Kick Electric
Max Power: 11.4 hp / 8.3 kW @ 10000 rpm 72.9 kW / 100 hp @ 11500 rpm
Max Torque: 10 Nm / 7.3 lb-ft @ 8000 rpm 65.7 Nm / 6.7 kgf-m / 48.7 lb-ft @ 9500 rpm
Transmission: 6 Speed 6 Speed
Final Drive: Chain 530 O-ring chain OEM sprocket sizes per tooth Front= 15 Back= 47
Front Suspension: Telescopic forks 41 mm telescopic fork adjustable preload, compression and rebound damping
Rear Suspension: Swinging arm Monoshock adjustable preload, bump and rebound
Front Brakes: Drum 2x 300 mm Discs, 4 piston calipers
Rear Brakes: Drum Single 245mm disc, 2 piston caliper
Front Tyre: 2.75-21 120/60-17
Rear Tyre: 4.10-18 160/60-17
Wheelbase: 1375 mm / 54.1 in 1415 mm / 55.7 in
Seat Height: 860 mm / 33.9 in 810 mm / 31.7 in
Dry Weight: 109 kg / 240 lbs 189 kg / 417 lbs
Wet Weight: 126.0 kg / 277.8 lbs 210 kg / 463 lbs
Fuel Capacity: 9 Litres / 2.3 us gal 19 Litres / 5.0 US gal / 4.2 Imp gal