GT Bicycles

GT Aggressor Pro 27.5 Mountain Bike 2021 - Green

$995.00 Regular price

The GT Aggressor Pro Mountain Bike is the answer for rocky terrain, winding singletracks, and anything else that comes your way on the dirt trails. Constructed with a 6061-T6 Aluminum Triple Triangle Frame and an 80mm travel suspension fork, the Aggressor Pro delivers optimal durability and handling. Easily transition through different elevations with the 21-speed drivetrain.


  • Progressive Geometry provides a longer Front Center for better balance, better climbing traction, and dialed-in descending control
  • 80mm suspension fork with lockout for trail riding fun and street riding efficiency
  • 27.5" wheels for improved traction and rollover
  • Triple Triangle alloy frame for a stiff and responsive ride


  • Frame: 6061-T6 Aluminum Triple Triangle™ Frame, w/ Replaceable Derailleur Hanger, and 1 1/8" Head Tube 27.5 Design
  • Rear Shock:
  • Fork: SR Suntour XCE-28 DS, coil spring with preload, alloy lower legs 80mm travel
  • Internal Cable Routing: No
  • Rear Derailleur: MicroShift RD-M26L 8spd
  • Front Derailleur: MicroShift FD-M20M
  • Shifters: MicroShift TS38, 8spd
  • Cog Set: Sunrace, 11-34T, 8-Speed Cassette UPC
  • Chain: KMC Z8, 8-speed
  • Crankset: All-Terra Forged Alloy 42/34/24T
  • Bottom Bracket: Cartridge Sealed
  • Front Brake: Tektro Mechanical Disc W/ 160mm Rotor
  • Rear Brake: Tektro Mechanical Disc W/ 160mm Rotor
  • Brake Levers: Tektro Disc Brake Lever
  • Headset: 1 1/8" Ahead
  • Seatpost: Alloy Micro Adjust
  • Handlebar: 6061 Aluminum Riser, 640mm Width, 12mm Rise, 31.8mm Clamp
  • Stem: Alloy 1 1/8" Threadless, 4-Bolt W/ CNC Face Plate, 10° Rise, 31.8mm Clamp
  • Saddle: All Terra MTB
  • Pedals: GT Slim Line Flat Pedal
  • Grips: GT Statement logo grips
  • Rims: All Terra Double Wall, 32H 27.5, disc specific
  • Front Tire: Innova 27.5X2.10"
  • Rear Tire: Innova 27.5X2.10"
  • Tubeless Ready: No
  • Front Hub: Alloy Disc QR
  • Rear Hub: Alloy Cassette Disc QR