XJR 1300

2003 Yamaha XJR 1300 Technical Analysis & Specification Breakdown

Engineered by Yamaha for the naked motorcycle segment, the 2003 Yamaha XJR 1300 utilizes a 1251 cc (76.3 cu in) in-line four, four-stroke layout. In factory specification, peak output is rated at 106 HP (77.4 kW) at 8,000 rpm while maximum torque reaches 104.8 Nm (77.3 lb-ft) at 6,500 rpm. With a specific output of 84.7 HP per liter and a 1,500 rpm working window between peak torque (6,500 rpm) and peak power (8,000 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the XJR 1300 measures 224 kg (494 lbs) dry, translating to a power-to-weight ratio of 0.47 HP/kg (2.11 kg per horsepower). Rider ergonomics and chassis geometry center around a 775 mm (30.5 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,510 mm (59.4 in) wheelbase engineered for balanced agility and highway composure. The 21-liter (5.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Within MotoLibrary's Yamaha archive, this model family spans 11 indexed model years from 1999 to 2012, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.