• Sunn Modular S2 Hardtail Bike

      • Currently Unavailable
      • We’re very sorry but we don’t know when this item will be back in stock.

Sunn Modular S2 Hardtail Bike

The Sunn Modular is a sturdy doublebutted 4130 steel hardtail with rigid chromoly forks for those that like to hammer the trails and disc brakes for great stopping power. Featuring reliable SRAM and Shimano componentry and a 73º seat angle and 69º head angle which make it perfect for the XC trail centre type of rider.



  • Frame:Modular CrMo 4130 DB
  • Forks: Sunn Rigide CrMo 4130 DB
  • Shock:


  • Chainset: Truvativ Firex GXP 3.1 22/32/44
  • Bottom Bracket:
  • Brake/Shift Levers: Sram X5
  • Front Derailleur: Shimano Acera
  • Rear Derailleur: SRAM X7
  • Cassette: 9 Speed 11-34t
  • Chain:


  • Rims: UN Disc
  • Front Hub:
  • Rear Hub:
  • Spokes:
  • Tyres: Geax Aka 26’’X2.20’’


  • Front Brake: Avid Elixir-1 180mm / 160mm
  • Rear Brake:
  • Handlebars: Sunn
  • Headset:
  • Stem: Sunn
  • Saddle: Sunn
  • Seatpost: Sunn
  • Seatpost Diameter: 27.2

Please note all Sunn bikes come with a 1 year CRC warranty

Buy Sunn Modular S2 Hardtail Bike from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by PayPal, Bank Transfer or Card


Buying Guide

  • We've got everything you need to know in our buying guide.