GT 2015 Helion Expert 27.5 Full Suspension MTB Bike

Product Code: 141766
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Product Description

Calling all weekend-warriors. The Helion is your express ticket to the trailhead in a cost-conscious package. With no compromise in geometry, you can guarantee that post-ride beers and Nutella are not a thing of the past.


  • COR XC Philosophy, 6061-T6 Hydroformed Aluminum frame, 110mm travel, Angle Optimized Suspension, 27.5” specific, integrated tapered head tube 1” 1/8 to 1” ½ and 12 x 142mm Maxle Dropouts
  • Fox Float rear shock with CTD Remote lock out & rebound adjust
  • Fox 32 Float 27.5 CTD open cartridge damper, (110mm) w/ 15QR  w/ remote lockout & rebound adjust, tapered alloy steerer
  • Shimano SLX, 38/24
  • Shimano Deore XT Shadow+ 10spd, direct mount derailleur
  • Shimano Deore hydraulic brakes w/ Metallic Pads, centerlock 180mm (F&R)
  • WTB STi23 , UST Tubeless 32h w/ All Terra High Flange Alloy centerlock disc, sealed bearing (F: 15mm Thru Axle; R: 12x142mm Thru Axle)
  • Continental X-King 27.5x2.2” Tires 
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* Prices are estimates and will be calculated at checkout based on your minimum deposit.
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Sorry there is no size guide entered for this product yet. If you would like to know more please contact us or ask us a question and we will be happy to help.

Sizes:XS, S, M, L, XL
Frame:COR XC Philosophy, 6061-T6 Hydroformed Aluminum Frame, 130mm Travel Independent Drivetrain® 27.5 AOS Suspension System w/Forged Linkage, Pivots, 1 1/8"-1 1/2" Integrated Head Tube, and 12 x 142mm Maxle Dropouts
Fork:Fox 32 FLOAT 27.5 CTD Remote O/C, 110mm Travel, 15QR, w/ Open Cartridge Damper, Remote Lockout & Rebound Adjust, Tapered Alloy Steerer
Rear Shock:Fox Racing Shox Float CTD Remote, 6.5"x1.5" Air Shock, w/ Rebound Adjust & Remote Lockout
Chain:KMC X10
Crank:Shimano SLX, FC-M675, 38/24T, 2x10
Bottom Bracket:Shimano
Front Derailleur:Shimano Deore, FD-M616-D
Rear Derailleur:Shimano Deore XT Shadow Plus, Direct Mount, RD-M786-D, GS Cage
Shifters:Shimano SLX, SL-M670, Rapid Fire
Cog Set:Shimano CS-HG81-10, 10-Speed, 11-36T
Rims:WTB STi23, UST Tubeless, 32H
Tires:Continental X-King 27.5x2.2", Folding
Hubs:Shimano HB-M678, SLX, for Center Lock Disc Rotor, 32H, for 15mm thru type axle (w/o axle), Old: 100mm, w/Lock Ring
Rear Hub:Shimano Freehub, FH-M678, SLX, for Center Lock Disc, 8/9/10-Speed, 32H, for 12mm thru type axle (w/o axle), Old: 142mm, w/o Rotor Mount Cover
Spokes:DT Industry, 2.0 Stainless, Black
Brake:Shimano Deore, BR-M615 Hydraulic, w/ Metallic Pad & 180mm Centerlock Rotor
Brake Levers:Shimano Deore, BL-M615
Handlebar:RaceFace Ride, Low Rise, 740mm Width
Stem:RaceFace Ride, 1-1/8" Threadless, 6° Rise, 31.8mm Clamp, 80mm
Grips:GT Statement Single Lock-on Grips
Headset:Orbit C-40-ACB
Saddle:WTB Silverado Race SL, Cromoly Rail
Seat Post:RaceFace Ride, 31.6x375mm
Seat Clamp:All Terra Alloy QR, 34.9mm

*All prices and specifications subject to change without notice.