FXRS 1340 SP Low Rider Special Edition

1988 Harley-Davidson FXRS 1340 SP Low Rider Special Edition Technical Analysis & Specification Breakdown

At the heart of the 1988 Harley-Davidson FXRS 1340 SP Low Rider Special Edition custom - cruiser motorcycle, Harley-Davidson features a 1337 cc (81.6 cu in) air-cooled v2, four-stroke configuration. In factory specification, peak output is rated at 58 HP (42.3 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 43.4 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 FXRS 1340 SP Low Rider Special Edition measures 278 kg (613 lbs) wet (curb), translating to a power-to-weight ratio of 0.21 HP/kg (4.79 kg per horsepower). The 16-liter (4.2 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 167 km/h (104 mph).

Within MotoLibrary's Harley-Davidson archive, this model family spans 5 indexed model years from 1988 to 1992, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.