Yamaha TDR 125 (1989-92) vs Yamaha XVS 250 Drag star (2002-03) vs Matchless Silver Arrow (1929-33(specificationsfor1930m)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | Matchless |
| Model: | TDR 125 | XVS 250 Drag star | Silver Arrow |
| Years: | 1989-92 | 2002-03 | 1929-33(specificationsfor1930m |
| Engine: | Two stroke, single cylinder | Four stroke, V-twin cylinder, SOHC, 2 valves per cylinder. | V-twin cylinder |
| Capacity: | 124 cc / 7.6 cu-in | 249 cc / 15.2 cu-in | 397 cc / 24 cub in. |
| Bore x Stroke: | 56 x 50.7 mm | 49 x 66 mm | 54 x 86 mm |
| Cooling System: | Liquid cooled | Air cooled | Air cooled |
| Compression Ratio: | 6.6:1 | 10.0:1 | 5.6:1 |
| Ignition: | Electronic | Digital CDI | Lucas magneto, KLV-0 |
| Starting: | Electric | Electric | Kick |
| Transmission: | 6 Speed | 5 Speed | 3-Speed, Sturmey Archer gearbox (from 1932: 4-speed) |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | 38mm Telescopic forks | Cartridge telescopic forks | Matchless centre spring girders, finger adjustment |
| Rear Suspension: | Monoshock with 5-way adjustable preload | Dual shock, Swingarm | Cantilever with two springs and friction dampers under saddle |
| Front Brakes: | Single 282mm disc 2 piston caliper, | Single 282mm disc | 203 mm / 8 in. drum, interconnected |
| Rear Brakes: | Single 220mm disc 1 piston caliper. | 130mm Drum | 203 mm / 8 in. drum, interconnected |
| Front Tyre: | 100/90-18 | 80/100-18 | 3.25 x 19 in. |
| Rear Tyre: | 130/80-17 | 130/90-15 | 3.25 x 19 in. |
| Wheelbase: | 1405 mm / 55.3 in | 1530 mm / 58.9 in | 1422 mm / 56 in. |
| Ground Clearance: | 270 mm / 10.6 in | 150 mm / 5.9 in | 152 mm / 6 in. |
| Fuel Capacity: | 11 Litres / 2.9 US gal | 11 Litres / 2.9 US gal | 11.4 L / 3.0 US gal |