Springer Softail

1991 Harley-Davidson Springer Softail Technical Analysis & Specification Breakdown

Engineered by Harley-Davidson for the sport motorcycle segment, the 1991 Harley-Davidson Springer Softail utilizes a 1337 cc (81.6 cu in) air-cooled v2, four-stroke layout. In factory specification, peak output is rated at 49 HP (35.8 kW) at 5,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and belt final drive. With a specific output of 36.6 HP per liter, the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.

On the scales, the Springer Softail measures 292 kg (644 lbs) wet (curb), translating to a power-to-weight ratio of 0.17 HP/kg (5.96 kg per horsepower). The 16-liter (4.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Within MotoLibrary's Harley-Davidson archive, this model family spans 5 indexed model years from 1990 to 1999, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.