Matchless G9 (1948-58) vs KTM 640 LC4 Enduro (1999-00) vs Triumph America LT Limited Edition (2016)
Comparison technical specifications
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| Make: | Matchless | KTM | Triumph |
| Model: | G9 | 640 LC4 Enduro | America LT Limited Edition |
| Years: | 1948-58 | 1999-00 | 2016 |
| Engine: | Parallel twin cylinder | Four stroke, single Cylinder. SOHC, 4 valves, engine balancer | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder, 360° firing interval |
| Capacity: | 498 cc / 30.4 cub in. | 624.6 cc / 38.1 cu in | 865 cc / 52.8 cub in. |
| Bore x Stroke: | 66 x 72.8 mm | 101 x 78 mm | 90 x 68 mm |
| Cooling System: | Air cooled | Liquid cooled | Air-cooled |
| Compression Ratio: | 7.7:1 | 11.5:1 | 9.2:1 |
| Lubrication: | Dry sump | 2 x Eaten oil pumps | Wet sump |
| Ignition: | Magneto, Lucas K2F | Kokusan contactless DC-CDI ignition with advanced system | Digital |
| Starting: | Kick | Electric & kick | Electric |
| Transmission: | 4-Speed | 5 Speed | 5 Speed |
| Final Drive: | Chain | Chain, O-ring 5/8 x 1/4" | Chain, X-ring |
| Frame: | Single top and down pipe, double cradle | Central chrome-moly steel frame | Tubular steel cradle, swing arm: twin-sided, tubular steel |
| Wheelbase: | 1403 mm / 55.25 in. | 1510 mm / 59.4 in | 1610 mm / 63.4 in |
| Front Suspension: | Teledraulic | White Power – Up Side Down 4357 MXMA fork | 41mm Kayaba telescopic forks, polished stainless steel shrouds |
| Rear Suspension: | Swingarm, twin shocks and coil springs, oil dampers | Central shock absorber (WP BAVP3612) with PRO-LEVER linkage to rear- swing-arm with needle bearing | Kayaba chrome spring twin shocks with adjustable preload |
| Front Brakes: | Drum | Single 300 mm disc, 4 piston caliper | Single 310 mm disc, Nissin 2 piston floating caliper |
| Rear Brakes: | Drum | Single 220 mm disc, 1 piston caliper | Single 285 mm disc, Nissin 2 piston floating caliper |
| Front Tyre: | 3.25 x 19 in. | 90/90 - 21 | 130/90 - 16 |
| Rear Tyre: | 3.50 x 19 in. | 140/80 - 18 | 170/80 B15 |
| Fuel Capacity: | 17 L / 4.5 US gal | 12 L / 3.2 US gal / 2.6 Imp gal | 19.3 Litres / 5.1 US gal / 4.2 Imp gal |