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P-SL1 Alloy Road WheelSystem

Against the clock, the competition, or a steep mountain pass — All-new Giant Wheelsystems
give you the edge. System Engineered Performance means every rim, spoke, and hub is engineered and designed with a holistic approach to improve performance. Each is focused on four key performance factors — stiffness, aerodynamics, weight, and comfort — and tailor-made to improve your ride.


  • Ultra-light 21mm deep Scandium alloy rims
  • Tubeless compatible rim design
  • 21mm wide rim for better tire and aerodynamic performance
  • CNC-machined alloy braking surface
  • Asymetric rear rim design for increased lateral rigidity
  • DT Aerolite bladed stainless steel spokes - 16 front (radial), 20 rear (2-cross)
  • Alloy nipples
  • Giant alloy hub shell
  • Swiss star ratchet internals
  • Sealed cartridge bearings
  • 1430g per pair 

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