Yamaha XJ 550
The Yamaha XJ 550, introduced in the late 1970s, played a pivotal role in Yamaha’s lineup as a mid-sized motorcycle that offered a harmonious blend of performance and practicality. Powered by an air-cooled, 544cc inline-four engine, the XJ 550 delivered a reliable and responsive riding experience. Its powerplant, equipped with dual overhead cams (DOHC), showcased Yamaha’s commitment to technological innovation, ensuring a smooth power delivery across the rev range. The XJ 550’s six-speed constant mesh transmission allowed riders to explore a range of speeds with ease, making it suitable for both urban commuting and open-road cruising.
Embodying the styling cues of its era, the Yamaha XJ 550 featured a classic design with a standard handlebar, a comfortable upright riding position, and a twin-shock rear suspension setup. With dual hydraulic disc brakes on the front and a single disc on the rear, the XJ 550 provided reliable stopping power. Its practicality was further accentuated by features like analog instrumentation and a dual exhaust system. The Yamaha XJ 550 remains a fondly remembered model, appreciated for its versatility, approachable performance, and timeless design that evokes the spirit of the late 1970s and early 1980s.
Yamaha XJ 550 parameters
The Yamaha XJ 550, produced in the late 1970s and early 1980s, was a mid-sized motorcycle known for its inline-four engine and versatile performance. Here are the key parameters for the Yamaha XJ 550. Keep in mind that specifications can vary based on the model year and region, so it’s advisable to check the latest information from Yamaha or an authorized dealer for the most accurate and up-to-date details:
Yamaha XJ 550 Parameters:
- Engine:
- Type: Air-cooled, 4-stroke, DOHC, inline-four
- Displacement: 544 cc
- Bore x Stroke: 56.0 mm x 50.6 mm
- Compression Ratio: 9.2:1
- Fuel System: Four Mikuni BS32 carburetors
- Performance:
- Maximum Power: Approximately 59 hp (44 kW) @ 9,000 rpm
- Maximum Torque: Approximately 49 Nm (36 lb-ft) @ 8,000 rpm
- Transmission: 6-speed constant mesh
- Chassis:
- Frame Type: Tubular steel, double cradle
- Suspension:
- Front: Telescopic fork
- Rear: Dual shock absorbers with adjustable preload
- Brakes:
- Front: Dual hydraulic disc brakes
- Rear: Single hydraulic disc brake
- Wheels and Tires:
- Front Tire: 3.60-18
- Rear Tire: 4.10-18
- Wheelbase: 1,435 mm (56.5 inches)
- Dimensions:
- Length: 2,120 mm (83.5 inches)
- Width: 770 mm (30.3 inches)
- Height: 1,145 mm (45.1 inches)
- Seat Height: 775 mm (30.5 inches)
- Ground Clearance: 140 mm (5.5 inches)
- Fuel Capacity: 14.5 liters (3.8 gallons)
- Weight:
- Dry Weight: Approximately 195 kg (429 lbs)
- Other Features:
- Analog instrumentation
- Upright riding position
- Classic styling with a standard handlebar
- Dual exhaust system
