Technical Specifications
2017 Honda CRF450RX
| Engine Engine type Bore x Stroke Displacement Valves Compression ratio Max Power Max Torque Fuel system Transmission Final drive Clutch Ignition type Starting system Lubrication Exhaust system Spark plug Battery Gear ratios | Liquid cooled, single cylinder, four-stroke, Single Overhead Cams 96.0 x 62.0 mm (3.8 x 2.4 inches) 449.0 ccm (27.40 cubic inches) 4 valves per cylinder 13.5:1 53.0 HP (38.7 kW) @ 9000 rpm 48.0 Nm (4.9 kgf-m or 35.4 ft.lbs) @ 7000 rpm Programmed Fuel Injection (PGM-FI), 50mm throttle body 5-speed Chain Multiple-disc clutch in oil bath, hydraulically operated Fully transistorized with electronic advance Electric starter Dry sump 12 V / 19 Ah 1st: 2nd: 3rd: 4th: 5th: |
| Dimensions Frame type Rake/trail Overall length Overall width Overall height Wheelbase Seat height Ground clearance Weight Fuel capacity Color Suspension (front) Suspension (rear) Tyre (front) Tyre (rear) Brake (front) Brake (rear) | Semi-double cradle, aluminium twin-spar 27.2° 2191 mm (86.3 inches) 827 mm (32.6 inches) 1271 mm (50.0 inches) 1492 mm (58.7 inches) 953 mm (37.5 inches) 330 mm (13.0 inches) 110.6 kg (243.8 pounds) 6.43 litres (1.70 gallons) Red 49mm inverted Showa fork with rebound and compression damping Pro-Link® Showa single shock with adjustable spring preload 90/90-R21 120/90-R18 Single 260mm disc with twin-piston caliper Single 240mm disc with single-piston caliper |
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