KTM 250 EX/C Enduro (1997-98) vs Norton Commando 961 S.F. MKII (2016-17)
Comparison technical specifications
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| Make: | KTM | Norton |
| Model: | 250 EX/C Enduro | Commando 961 S.F. MKII |
| Years: | 1997-98 | 2016-17 |
| Engine: | Two stroke, single cylinder | Four stroke, parallel twin, push rod, hydraulic lifter, 2 valves per cylinder |
| Capacity: | 249 cc / 15.2 cu in | 961 cc / 58.6 cu in |
| Bore x Stroke: | 67.5 x 69.5 mm | 88 x 79 mm |
| Cooling System: | Liquid cooled | Air cooled |
| Compression Ratio: | 6.0:1 | 10.1:1 |
| Lubrication: | Two stroke oil, mix: 1:50 - 1:60 | Dry sump |
| Induction: | Keihin PWK 36 S AG Carburettor | Fuel injected |
| Ignition: | Kokusan digital 2K-3 | Electronic |
| Starting: | Kick | Electric |
| Clutch: | Wet, multiplate, hydraulically operated | Wet multi-plate with hydraulic lifter |
| Transmission: | 5 Speed | 5 Speed, constant mesh |
| Final Drive: | Chain, 5/8" x 1/4" | Chain, 525 "O" ring |
| Frame: | Central chrome-moly-steel frame | Tubular steel with integral oil tank |
| Front Suspension: | WP Extreme Ø 50 mm upsidedown fork | Ø43 mm Öhlins USD, adjustable preload, compression, and rebound damping. |
| Front Wheel Travel: | 280 mm / 11.0 in | 115 mm / 4.53 in |
| Rear Suspension: | WP Progressive Damping System shock absorber, aluminium swingarm | Öhlins reservoir-style twin shocks, adjustable ride height, preload, compression, and rebound damping. |
| Rear Wheel Travel: | 320 mm / 12.6 in | 100 mm / 3.94 in |
| Front Brakes: | Single 260 mm disc, floating caliper | Brembo 2 x Ø320 mm fully-floating high carbon stainless steel discs, 4 piston Brembo radially mounted calipers. Brembo front brake master cylinder with integral reservoir |
| Rear Brakes: | Single 220 mm disc, floating caliper | Brembo single Ø220 mm disc, 2 piston caliper. Brembo rear brake master cylinder |
| Front Tyre: | 90/90 - 21" 54R | 120/70 -17 |
| Rear Tyre: | 140/80 - 18" 70R | 180/55 -17 |
| Rake: | 26.6° | 24.5° |
| Trail: | 114 mm / 4.5 in | 99 mm / 3.9 in |
| Wheelbase: | 1481 mm / 58.3 in | 1420 mm / 55.9 in |
| Seat Height: | 925 mm / 36.4 in | 813 mm / 32 in |
| Fuel Capacity: | 9.5 Litres or 12 L / 2.5 US gal or 3.2 US gal | 17 Litres / 4.5 US gal |