BMS Choppers Roadliner S (2013) vs KTM 450 EXC-F (2019-20)
Comparison technical specifications
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| Make: | BMS Choppers | KTM |
| Model: | Roadliner S | 450 EXC-F |
| Years: | 2013 | 2019-20 |
| Engine: | Four-stroke, pushrod OHV, air-cooled, 48° V-twin, 4 valves per cylinder | Four stroke, single cylinder, SOHC, 4 valves per cylinder |
| Capacity: | 1852 cc / 113 cu in | 449.3 cc / cu-in |
| Bore x Stroke: | 100 x 118 mm | 95 x 63.4 mm |
| Cooling System: | Air cooled | Liquid cooled |
| Compression Ratio: | 9.48:1 | 11.9:1 |
| Lubrication: | Dry sump | Pressure lubrication with 2 rotor pumps |
| Exhaust: | 2-into-2, stainless steel | Aluminum |
| Induction: | Twin-bore electronic fuel injection, with throttle position sensor | Keihin MX FCR 39 carburetor |
| Ignition: | TCI | Keihin EMS |
| Starting: | Electric | Electric |
| Clutch: | Wet, multi-plate | Wet, DDS multi-disc clutch, Brembo hydraulics |
| Transmission: | 5-Speed | 6 Speed |
| Final Drive: | Belt | Chain X-Ring 5/8 x 1/4″ |
| Frame: | Lightweight aluminium | 25CrMo4 steel central-tube frame |
| Front Suspension: | 46 mm inverted telescopic fork, preload adjustble | WP XACT USD fork, Ø 48 mm |
| Front Wheel Travel: | 130 mm / 5.1 in | 310 mm / 12.2 in |
| Rear Suspension: | Single shock, link-type with adjustable preload & rebound damping | WP XACT Monoshock with Linkage |
| Rear Wheel Travel: | 109 mm / 4.3 in | 300 mm / 11.8 in |
| Front Brakes: | Dual Ø298 mm discs, 4-piston caliper | Single 260 mm disc, floating caliper |
| Rear Brakes: | Single Ø320 mm disc, single piston caliper | Single 220mm disc, floating caliper |
| Front Tyre: | 130/70-18M/C 63H | 90/90 - 21 |
| Rear Tyre: | 190/60-17M/C 78H | 140/80 - 18 |
| Wheelbase: | 1715 mm / 67.5 in | 1485 mm ± 10 mm / 58.5 ± 0.4 in |
| Ground Clearance: | 155 mm / 6.1 in | 355 mm / 14.0 in |
| Seat Height: | 706 mm / 27.8 in | 960 mm / 37.8 in |
| Fuel Capacity: | 17 L / 4.5 US gal | 8.5 Litres / 2.2 US gal |