Yamaha YX600 Radian
Appearance
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Manufacturer | Yamaha Motor Company |
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Parent company | Yamaha |
Production | 1986 — 1990 |
Class | Naked bike (standard) |
Engine | 598cc, air-cooled, DOHC, inline-4 |
Top speed | 125 mph (201 km/h)[1] |
Power | 66 hp (49 kW)@ 9,500rpm (claimed)[1] 56 hp (42 kW)@ 9,500rpm (rear wheel)[1] |
Torque | 38 lb⋅ft (52 N⋅m) @ 7,500 rpm (claimed)[2] |
Wheelbase | 54.7 in (1,390 mm) |
Weight | 198 kg (436 lb)[1] (wet) |
Fuel capacity | 12 L; 2.7 imp gal (3.3 US gal) |
Oil capacity | 2,200 ml (2.3 US qt) |
Fuel consumption | 4.9 L/100 km; 58 mpg‑imp (48 mpg‑US) |
The YX600 Radian is a sport/touring motorcycle manufactured by the Yamaha Motor Company between the years of 1986-1990. Except for the suspension, the rest of the Radian was a parts-bin motorcycle and came equipped with a slightly detuned for mid and low-end torque version of air-cooled, inline-4 which came from the Yamaha XJ600 that was also along with the Radian used in the Yamaha FZ-600 Sport Motorcycle (precursor of Yamaha's FZR series of performance bikes), as well as smaller carburetors and frame from the 550 Maxim.[1][2] Cycle World obtained for the Radian a 1/4 mi. time of 12.76 @ 103.8 mph (167.0 km/h) and 0 to 60 mph (0 to 97 km/h) acceleration at 4.0 seconds.
Specifications
Overall length | 2,075 mm (81.7 in) |
Overall width | 770 mm (30.3 in) |
Overall height | 1,095 mm (43.1 in) |
Model | 1UJ (YX600S), 1UL (YX600SC) |
Displacement | 598 cc |
Bore x Stroke | 58.5 x 55.7 mm (2.3 x 2.2 in) |
Compression ratio | 10.0 : 1 |
Starting system | electric starter |
Lubrication system | Wet sump |
Engine oil capacity (total amount) | 2.9 L (2.5 Imp qt, 3.1 US qt) |
Fuel tank capacity | 12 L (2.6 Imp gal, 3.2 US gal) |
Fuel reserve amount | 2.5 L (0.5 Imp gal, 0.7 US gal) |
Carburetor type/manufacturer | BS30 x 4/MIKUNI |
Clutch type | Wet, multi-disc |
Transmission - Primary reduction system | Chain, Gear |
Transmission - Secondary reduction system | Chain drive |
Transmission type | Constant mesh 6-speed |
Frame type | Double cradle |
Caster angle | 27° |
Trail | 128 mm (5.04 in) |
Tire size (front) | 110/90-16-59H |
Tire size (rear) | 130/90-16 67H |
Brake type (front) | Dual, disk brake |
Brake type (rear) | Drum brake |
Suspension (front) | Telescopic fork |
Suspension (rear) | Swing arm |
Shock absorber (front) | Coil spring, oil damper |
Shock absorber (rear) | Coil spring, oil damper |
Wheel travel (front) | 140 mm (5.5 in) |
Wheel travel (rear) | 98 mm (3.9 in) |
Ignition system | TCI |
Generator system | AC generator |
Battery type/capacity | 12N 12A-4A/12V 12AH |
References
- ^ a b c d e "The Yamaha YX600S Radian". Motorcycle Classics. July–August 2009. Retrieved July 16, 2017.
- ^ a b "Yamaha YX600 Radin". Cycle World. January 1986. Retrieved January 17, 2018.