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2012 Specialized

Rockhopper Comp 29

A 29″ aluminum frame hardtail crosscountry bike with mid-range components.
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FrameAluminum
SuspensionHardtail, 80mm
ForkSuntour XCR
Wheels29″ Aluminum
Drivetrain3 × 9
GroupsetDeore, Acera
BrakesAvid Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Rockhopper Comp 29
Other Crosscountry bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

35 mph

Rockhopper Comp 29

27 mph

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Highest gear

(descending)

Reviews
MBR
Specialized Rockhopper mountain bike review - MBR

Jun 2013 · Alan Muldoon

Good components made the Specialized Rockhopper a real contender in MBR's Hardtail of the Year — but how did it fare in the final reckoning?

Read Review

BikeRadar
Specialized Rockhopper Comp 29 review

Jan 2011 · James Huang

Specialized’s Rockhopper Comp 29er will be appreciated by bigger riders and racers as it’s one of the stiffest bikes on test, both in terms of steering and pedaling.

Read Review

Geometry
Specs
Build
Frame

Specialized M4 29"" fully manipulated alloy frame, fully butted, disc only, externally relieved HT, forged dropouts w/ replaceable derailleur hanger

Fork

SR Suntour XCR 29"" (SF11-XCR-DS-26-LO-SP), magnesium lower, 30mm steel stanchions, 1-1/8"" alloy steerer, hyd. damping w/ Specialized Spike Valve and alloy LO cartridge, 80mm travel

Travel80mm

Bottom Bracket

Shimano, Octalink spline, cartridge bearing, 73mm

Headset

Integrated 1-1/8"" threadless, Campy-style, full cartridge bearings

Stem

3D forged 6061 alloy, 4 bolt clamp, 7º rise, 31.8mm

Handlebar

Flat bar, double butted alloy, 680mm (S) or 700mm (M, L, XL, XXL) wide,10º backsweep, 4º upsweep, 31.8mm

Saddle

Specialized Body Geometry Rockhopper, steel rails, 143mm width

Seatpost

Alloy, 2 bolt head, 30.9mm, 12.5mm offset, micro adjust

TypeRigid

Pedals

Alloy 1pc. body and cage, reflector kit, 9/16""

Grips

Specialized Body Geometry XCT Men's, dual compound, Kraton rubber, closed end, 130mm

Groupset
Rear Derailleur

Shimano Deore Shadow, 9-speed, SGS cage

Front Derailleur

Shimano Acera, 9-speed, 34.9mm clamp, top-swing, dual-pull

Crank

Shimano Acera, 3pc, 9-speed, Octalink spline

Shifters

Shimano Acera, 9-speed Rapidfire plus, SL type w/ optical display

Cassette

Shimano 9-speed, 11-34t

Chain

KMC X-9, 9-speed, reusable Missing Link

Brakes

Front: Avid Elixir 1 hydraulic disc brake, post mount, 180mm G2 6-bolt rotor, Rear: Avid Elixir 1 hydraulic disc brake, intl std mount, 160mm G2 6-bolt rotor

TypeAvid Hydraulic Disc

Brake Levers

Avid Elixir 1, hydraulic

Wheels
Rims

Alex RH Disc 29"", alloy double-wall, 28mm, pin joint, 32h

Spokes

Stainless, 2.0mm (14g)

Front Hub

Formula disc hub, high-low flange, double-sealed loose ball, machined disc mount, QR, 32h

Rear Hub

Forged alloy, mid flange, double-sealed, ground race, machined disc mount and flanges, cassette, QR, 36h

Tires

Front: Specialized The Captain Sport, 60 TPI, wire bead, 29x2.0"", Rear: Specialized The Captain Sport, 60 TPI, wire bead, 29x2.0""

Rider Notes
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First added July 9

Last updated July 9

Not listed for 2,521 days