AJS 7R (1952) vs AJS DD125E Mk3 (2012-14) vs Ariel Square Four 4G 1000, Mark I, Mark II (1936-48) vs Suzuki SV 650S (2003-04) vs CCM C-XR 230S (2007-08) vs AJS Model 18 500 (S, CS, Statesman) (1945-66)
Comparison technical specifications
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Make: | AJS | AJS | Ariel | Suzuki | CCM | AJS |
Model: | 7R | DD125E Mk3 | Square Four 4G 1000, Mark I, Mark II | SV 650S | C-XR 230S | Model 18 500 (S, CS, Statesman) |
Years: | 1952 | 2012-14 | 1936-48 | 2003-04 | 2007-08 | 1945-66 |
Engine: | Single cylinder, 4-stroke, OHC Triple-Camshaft | Twin cylinder, 4-stroke | Four stroke, vertical square four, OHV, 8 valves | Four stroke, 90°-V-twin, DOHC, 4 valves per cylinder | Four stroke, single cylinder, SOHC | Single cylinder, 2 valve per cylinder, pushrod OHV |
Capacity: | 349.2 cc / 21.3 cub in | 124 cc / 7.6 cub in | 997 cc / 60.8 cu in | 645 cc / 39.4 cu-in | 230 cc / 14.0 cu in | 498 c / 30.4 cu in |
Bore x Stroke: | 75.5 x 78 mm | 44 x 40 mm | 65 x 78 mm | 81 x 62.6 mm | 67 x 65 mm | 82.5 x 93 mm |
Cooling System: | Air/oil cooled | Air cooled | Air cooled | Liquid cooled | Air and oil | Air cooled |
Starting: | Kick | Electric | Kick start | Electric | Electric | Kick |
Max Power: | 29.8 kW / 40 hp @ 8000 rpm | 8 kW / 11 hp | F4 G, Mk I: 26 kW / 35 hp @ 5500 rpm Mk II: 34 kW / 45 hp @ 5500 rpm | 54.7 kW / 73.4 hp @ 8800 rpm | 13.1 kW / 18 hp @ 8500 rpm | 20.9 kW / 28 hp @ 5600 rpm |
Transmission: | 4-Speed | 5-Speed | 4-Speed | 6 Speed | 5 Speed | 4 Speed, Burman gearbox |
Front Suspension: | Telescopic fork | Telescopic forks | Telescopic fork | Telescopic 41 mm, coil spring, oil damped, fully adjustable preload | Ø40 mm Telescopic forks | Hydraulic telescopic fork |
Rear Suspension: | Dual shocks | Twin oil damped adjustable shocks | Plunger-link spring | KYB single shock, adjustable spring preload | Single shock - adjustable preload | Swinging arm, dual shocks |
Front Brakes: | Drum | Single disc | Drum | 2 x 290 mm Discs, 2 piston calipers | Single disc | Drum |
Rear Brakes: | Drum | Single disc | Drum | Single 240 mm disc, 2 piston caliper | Single disc | Drum |
Dry Weight: | 129 kg / 285 lbs | 145 kg / 329 lbs | 4G: 211 kg / 465 lbs Mk I: 197 kg / 435 lbs Mk II: 193 lg: 425 lbs | 169 kg / 372 lbs | 118 kg / 260 lbs | Standard rigid frame: 15660 kg / 353 lbs Spring frame: 175 kg / 386 lbs Competition rigid frame: 137 kg / 303 lbs |
Fuel Capacity: | 22.7 L / 6.0 US gal | 14 L / 3.7 US gal | 23 L / 6.0 US gal | 17 Litres / 4.5 US gal / 3.7 Imp gal | 8.8 L / 2.3 US gal | Rigid, Spring frame: 13 L / 4.23.4 US gal Competition: 10.2 L / 2.7 US gal |