Spyder 350

2021 Hunter Spyder 350 Technical Analysis & Specification Breakdown

Built around Hunter's custom - cruiser motorcycle platform, the 2021 Hunter Spyder 350 pairs a 320 cc (19.5 cu in) liquid-cooled twin, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 22.8 HP (16.6 kW) at 8,000 rpm. With a specific output of 71.3 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the Spyder 350 measures 180 kg (397 lbs) dry, translating to a power-to-weight ratio of 0.13 HP/kg (7.89 kg per horsepower). Rider ergonomics and chassis geometry center around a 510 mm (20.1 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 1,850 mm (72.8 in) wheelbase engineered for planted straight-line stability. The 13.5-liter (3.6 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Within MotoLibrary's Hunter archive, this model family spans 3 indexed model years from 2020 to 2024, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.