APRILIA SR 50 R Factory | INDIAN Chief Dark Horse |
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engine specs | |
Type | |
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liquid-cooled, single cylinder, 2-stroke | Air-cooled Thunderstroke 116 |
Displacement | |
49 cm3 | 1890 cm3 |
Bore X Stroke | |
1.6x1.5 in OR 41 mm | 4.1x4.4 in OR 104 mm |
Compression Ratio | |
12:1:1 | 11.0:1 |
Horsepower | |
4/6500 KW(hp)/RPM | - |
Torque | |
4/0 lb-ft/RPM OR 5/0 Nm/RPM | 120/2900 lb-ft/RPM OR 163/2900 Nm/RPM |
Fuel System | |
Dell'Orto carburettor 17.5 mm | Electronic Fuel Injection |
transmission specs | |
Gearbox | |
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automatic CVT | 6-speed |
Clutch | |
Automatic centrifugal dry clutch | Wet, multi-plate |
Primary Drive | |
v belt | - |
chassis specs | |
Frame | |
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split single cradle frame in high tensile strength steel tube | - |
Front Suspension | |
telescopic hydraulic fork | Telescopic Fork |
Rear Suspension | |
engine unit acting as swingarm, frame linkages on two radial silent block mountings | Dual Shocks w/adjustable preload |
Front Brake | |
dual 190 mm with racing calliper with 2 opposing pistons, 32 mm | Single / 300mm Semi-Floating Rotor / 4 Piston Caliper |
Rear Brake | |
dual 190 mm with racing calliper with 2 opposing pistons, 32 mm | Single / 300mm Floating Rotor / 2 Piston Caliper |
dimension specs | |
Overall Length | |
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73.2 in OR 1859 mm | 90 in OR 2286 mm |
Overall Width | |
27.8 in OR 706 mm | 36.3 in OR 922 mm |
Seat Height | |
31.3 in OR 795 mm | 26.1 in OR 663 mm |
Ground Clearance | |
- | 4.9 in OR 124 mm |
Weight | |
- | 549 lbs OR 249 kg |
Fuel Capacity | |
1.8 gallons OR 6.8 L | 4 gallons OR 15.1 L |
Wheelbase | |
49.6 in OR 1260 mm | 64 in OR 1626 mm |
tyres specs | |
Front | |
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130/60 R13 | Pirelli Night Dragon 130/60B19 61H |
Rear | |
130/60 R13 | Pirelli Night Dragon 180/65 B16 81H |