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2015 Rockhopper 29

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The Rockhopper 29 is prepared for your favorite trails, with a smooth, 100mm-travel…

Product Details

The Rockhopper 29 is prepared for your favorite trails, with a smooth, 100mm-travel SR Suntour fork with custom damper, and powerful Tektro Auriga hydraulic disc brakes.

Specialized Body Geometry mountain saddle is tuned for trail performance and reduced fatigue
Specialized Ground Control 2.1" tires w/ a fast-rolling yet grippy tread
Tektro Auriga disc brakes for all-weather stopping power
Stout aluminum 29” rims are trail ready
80mm-travel custom SR Suntour XCT fork w/ Multi-Circuit Damping for smooth performance
Shimano Acera 8-speed rear derailleur for shifting precision
New A1 Premium Aluminum frame w/ ORE downtube for a lighter, more compliant, and durable bike

Technical Specifications

FRAMESET

FRAME

Specialized A1 Premium Aluminum, 29er geometry ORE downtube, butted tubesets, externally relieved headtube, forged dropouts, reinforced disc mount, replaceable alloy derailleur hanger

HEADSET

1-1/8"" upper/lower, Zerostack 44, steel cups, loose ball bearings

SEAT BINDER

Alloy, nylon/glass fiber washer, QR, 34.9mm

SUSPENSION

FORK

Custom SR Suntour XCT 29, w/ custom Multi-Circuit Damping, alloy lowers, coil/MCU spring, Hi-Ten 28mm stanchions, 1-1/8"" steerer, hydraulic lockout w/ preload adjust, disc mount, 100mm travel

WHEELS

RIMS

29"" disc, alloy double-wall, pin joint, 25mm inner width, 36h

FRONT HUB

Specialized Hi Lo disc, alloy double-sealed, ground race, QR, 32h

REAR HUB

Specialized Hi Lo disc, alloy, double-sealed, loose ball bearings, QR, 32h

SPOKES

Stainless, 14g, w/ brass nipple

FRONT TIRE

Specialized Ground Control Sport, 60TPI, wire bead, 29x2.1""

REAR TIRE

Specialized Ground Control Sport, 60TPI, wire bead, 29x2.1""

INNER TUBES

Standard, Schrader valve

DRIVETRAIN

FRONT DERAILLEUR

Shimano Altus, high mount, bottom swing, dual-pull

REAR DERAILLEUR

Shimano Acera, 8-speed, SGS cage

SHIFT LEVERS

Shimano Altus Rapidfire Plus, SL type, w/ optical display

CASSETTE

Sunrace, 8-speed, 11-34

CHAIN

KMC X8, 8-speed, reusable Missing Link

CRANKSET

Specialized Stout, forged alloy, 8-speed, 42/32/22, square taper spindle

BOTTOM BRACKET

Square taper, cartridge bearings

COCKPIT

STEM

Specialized 3D forged alloy, 4-bolt, 7-degree rise, anti-corrosion hardware

HANDLEBARS

Specialized flat, 6061 double butted alloy, 10-degree backsweep, 4-degree upsweep, 31.8mm

GRIPS

Specialized Body Geometry XCT, Kraton w/ gel, lock-on, closed end, 132mm

SADDLE

Body Geometry mountain, steel rails, 143mm

SEATPOST

Alloy, 2-bolt, micro-adjust, 12.5mm offset, 30.9mm, anti-corrosion hardware

BRAKES

FRONT BRAKE

Tektro Auriga, hydraulic disc, resin/metallic pads

REAR BRAKE

Tektro Auriga, hydraulic disc, resin/metallic pads

BRAKE LEVERS

Tektro Auriga, hydraulic, tooled reach adjust

ACCESSORIES

PEDALS

Composite platform, w/ reflectors, 9/16""

* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.

Geometry

	S	M	L	XL	XXL
Head-Tube Length	110mm	100mm	115mm	130mm	150mm
Seat-Post Length	350mm	350mm	400mm	400mm	400mm
Head-Tube Angle	71°	71°	71°	71°	71°
Chain-Stay Length	442mm	442mm	442mm	442mm	442mm
Top-Tube Length, Horizontal	588mm	615mm	637mm	662mm	682mm
Front-Center	642mm	657mm	680mm	704mm	725mm
Handle-Bar Width	700mm	720mm	720mm	720mm	720mm
Seat-Tube Length, B-B Center to Top	395mm	445mm	460mm	510mm	560mm
B-B Drop	63.5mm	63.5mm	63.5mm	63.5mm	63.5mm
B-B Height	308.5mm	308.5mm	308.5mm	308.5mm	308.5mm
Seat-Tube Angle (Effective)	73°	72°	72°	72°	72°
Seat-Tube Angle (Actual)	74.25°	73°	73°	73°	73°
Bike Stand-Over Height	757mm	808mm	824mm	856mm	888mm
Stack	615mm	624mm	639mm	653mm	672mm
Reach	400mm	412mm	430mm	450mm	464mm
Trail	79mm	79mm	79mm	79mm	79mm
Wheelbase	1076mm	1091mm	1114mm	1139mm	1159mm
Crank Length	170mm	175mm	175mm	175mm	175mm
Stem Length	60mm	70mm	70mm	80mm	90mm