Engine & Performance for 2021 Harley-Davidson FLHX Street Glide
Engine & Performance for the 2021 Harley-Davidson FLHX Street Glide
The 2021 Harley-Davidson FLHX Street Glide features Engine: Milwaukee-Eight 107 V-Twin, Displacement: 1,746 cc (107 cu in), Cooling: Air/Oil Cooled. This trim includes Engine Displacement — Standard FLHX uses the 107ci engine; Special (FLHXS) and CVO (FLHXSE) use the 114ci and 117ci respectively.. Owner note: Brembo pads provide high stopping power but can wear quickly under heavy touring use; inspect every 5,000 miles. Learn more about this ride →
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