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The Specialized Rockhopper Comp Disc is a mid model in affordable line of Rockhopper hardtail mountain bikes.

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The Specialized Rockhopper Comp Disc is a mid model in Specialized's affordable line of Rockhopper hardtail mountain bikes designed for riders new to mountain biking. It is available in 2 models; the Rockhopper Comp Disc which has 26" wheels, and as the Rockhopper Comp Disc 29 which has 29" wheels and matching 29" frame geometry. Both have a fully butted M4 alloy frame for lightweight strength and feature a smooth hydraulic damping RockShox Dart 3 fork with preload adjust and lockout. The Avid BB5 mechanical disc brakes with 160mm G2 Clean Sweep rotors give good stopping power while SRAM X5 rear derailleur and X4 8-speed trigger shifters give reliable gear shifting. The Rockhopper Comp Disc comes in either a Brown/Black or Navy/Charcoal finish while the Rockhopper Comp Disc 29 comes in a Green finish.

Models
  • Rockhopper Comp Disc - 26" wheels
  • Rockhopper Comp Disc 29 - 29" wheels and 29" frame geometry
Specifications
  • FRAME:
    • Rockhopper Comp Disc - Specialized M4 fully manipulated alloy frame, fully butted, ORE DT, externally relieved HT, forged dropouts w/ replaceable derailleur hanger, disc only
    • Rockhopper Comp Disc 29 - Specialized M4 fully manipulated alloy frame, fully butted, Trail 29" geometry, ORE DT, externally relieved HT, 2-piece forged adjustable slider dropouts, disc only
  • FORK:
    • Rockhopper Comp Disc - RockShox Dart 3 SL, 80/100mm, 1 piece magnesium lower, alloy steerer, adj. reb. damping w/ LO and preload adj., size-specific spring rates, disc only
    • Rockhopper Comp Disc 29 - RockShox Dart 3 SL for 29" wheel, 80mm, 1 piece magnesium lower, alloy steerer, adj. reb. damping w/ LO and preload adj., size-specific spring rates, spring assisted seal, disc only
  • HEADSET: 1-1/8" threadless, loose ball
  • STEM: 3D forged alloy, 7 degree rise, 31.8mm clamp
  • HANDLEBARS: Butted alloy riserbar, 25mm rise, 660mm wide, 8 degree back sweep, 7 degree up sweep
  • GRIPS: Specialized Enduro, dual compound Kraton, no flange, 131mm
  • FRONT BRAKE: Avid BB5, mechanical disc, 160mm G2 Clean Sweep rotor
  • REAR BRAKE: Avid BB5, mechanical disc, 160mm G2 Clean Sweep rotor
  • BRAKE LEVERS: Avid FR-5, alloy, two-finger linear pull
  • FRONT DERAILLEUR: Shimano Altus, 34.9mm clamp
  • REAR DERAILLEUR: SRAM X-5, mid cage
  • SHIFT LEVERS: SRAM X4-R trigger
  • CASSETTE: SRAM PG-830, 8-speed, 11-32t
  • CHAIN: KMC X8 w/ reuseable Missing Link
  • CRANKSET: SR SunTour, Octalink spline
  • CHAINRINGS: 42S x 32S x 22S replaceable
  • BOTTOM BRACKET: Shimano BB-ES25, Octalink spline, cartridge bearing, 68mm x 118mm
  • PEDALS: Steel cage, composite body, 9/16"
  • RIMS:
    • Rockhopper Comp Disc - Alex RHD 26", pinned, alloy double wall, eyelets, 28h front and 32h rear
    • Rockhopper Comp Disc 29 - Alex RHD 29", pinned, alloy double wall, eyelets, 28h front and 32h rear
  • FRONT HUB: Forged alloy, hi/low flange, double sealed, ground race, machined disc mount, 32h
  • REAR HUB: Forged alloy, double sealed, ground race, machined disc mount, cassette, 32h
  • SPOKES: 2mm (14g) stainless
  • FRONT TIRE:
    • Rockhopper Comp Disc - Specialized Fast Trak LK Sport, 26x2.0", 60TPI, wire bead
    • Rockhopper Comp Disc 29 - Specialized Fast Trak LK Sport, 29x2.0", 60TPI, wire bead
  • REAR TIRE:
    • Rockhopper Comp Disc - Specialized Fast Trak LK Sport, 26x2.0", 60TPI, wire bead
    • Rockhopper Comp Disc 29 - Specialized Fast Trak LK Sport, 29x2.0", 60TPI, wire bead
  • INNER TUBES: Schraeder valve
  • SADDLE: Specialized Rockhopper XC, Body Geometry, 143mm width, front and rear bumpers
  • SEATPOST: Alloy two bolt, 12.5mm offset, micro adjust, 30.9mm
  • SEAT BINDER: Forged alloy QR, brass washer
  • NOTES: Chain stay protector, reflectors, clear coat, owners manual
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