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Rockhopper
2012 Rockhopper
Technical Specifications
FRAMESET
FRAME
Specialized M4 fully manipulated alloy frame, fully butted, disc only, externally relieved HT, forged dropouts w/ replaceable derailleur hanger
HEADSET
Integrated 1-1/8"" threadless, Campy-style, full cartridge bearings
SEAT BINDER
34.9mm, forged alloy, extruded QR lever
SUSPENSION
FORK
SR Suntour XCR (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, XS/S: 80mm, M-XXL: 100mm travel
WHEELS
RIMS
Alex RH Disc 26"", alloy double-wall, 28mm, pinned, 32h
FRONT HUB
Formula disc hub, high-low flange, double-sealed loose ball, machined disc mount, QR, 32h
REAR HUB
SBC rear disc hub, cassette, QR axle, double-sealed loose ball, polished races, machined disc mount and flanges, 19mm contact, 32h
SPOKES
Stainless, 2.0mm (14g)
FRONT TIRE
Specialized The Captain Sport, 60 TPI, wire bead, 26x2.0""
REAR TIRE
Specialized The Captain Sport, 60 TPI, wire bead, 26x2.0""
INNER TUBES
Presta valve
DRIVETRAIN
FRONT DERAILLEUR
Shimano Acera, 9-speed, 34.9mm clamp, top-swing, dual-pull
REAR DERAILLEUR
Shimano Alivio, 9-speed, SGS cage
SHIFT LEVERS
Shimano Acera, 9-speed Rapidfire plus, SL type w/ optical display
CRANKSET
SR Suntour, 9-speed, Octalink spline
CHAIN
KMC X-9, 9-speed, reusable Missing Link
CHAINRINGS
44/32/22, replaceable outer
CASSETTE
Shimano 9-speed, 11-34t
BOTTOM BRACKET
Shimano, Octalink spline, cartridge bearing, 73mm
COCKPIT
STEM
3D forged 6061 alloy, 4 bolt clamp, 7º rise, 31.8mm
HANDLEBARS
XC riser bar, double butted alloy, 8º backsweep, 6º upsweep, 31.8mm
GRIPS
Specialized Body Geometry XCT Men's, dual compound, Kraton rubber, closed end, 130mm
SADDLE
Specialized Body Geometry Rockhopper, steel rails, 143mm width
SEATPOST
Alloy, 2 bolt head, 30.9mm, 12.5mm offset, micro adjust
BRAKES
FRONT BRAKE
Tektro Draco hydraulic disc brake, post mount, 160mm 6-bolt rotor
REAR BRAKE
Tektro Draco hydraulic disc brake, post mount, 160mm 6-bolt rotor
BRAKE LEVERS
Tektro Draco hydraulic
ACCESSORIES
PEDALS
Composite plastic body, loose ball w/ reflectors
* 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
| 13.0 | 15.5 | 17.5 | 19.0 | 21.0 | 23.0 | |
|---|---|---|---|---|---|---|
| Top Tube Length (Horizontal) | 545mm | 571mm | 596mm | 615mm | 640mm | 660mm |
| Top Tube Length (Actual) | 531mm | 547mm | 570mm | 589mm | 617mm | 641mm |
| Seat Tube Length, Center to Top | 330mm | 394mm | 445mm | 483mm | 533mm | 584mm |
| Bottom Bracket Drop | 31mm | 31mm | 31mm | 31mm | 31mm | 31mm |
| Bottom Bracket Height | 305mm | 305mm | 305mm | 305mm | 305mm | 305mm |
| Wheel Base | 1033mm | 1059mm | 1085mm | 1105mm | 1131mm | 1152mm |
| Standover Height | 695mm | 738mm | 774mm | 802mm | 836mm | 872mm |
| Stack | 563mm | 563mm | 588mm | 597mm | 616mm | 634mm |
| Reach | 359mm | 399mm | 416mm | 432mm | 452mm | 466mm |
| Head Tube Length | 120mm | 120mm | 130mm | 140mm | 160mm | 180mm |
| Head Tube Angle | 70° | 70° | 70° | 70° | 70° | 70° |
| Chainstay Length | 426mm | 426mm | 426mm | 426mm | 426mm | 426mm |
| Seat Tube Angle | 73° | 73° | 73° | 73° | 73° | 73° |
| Crank Length | 170mm | 170mm | 175mm | 175mm | 175mm | 175mm |
| Handlebar Width | 660mm | 680mm | 680mm | 680mm | 680mm | 680mm |
| Stem Length | 60mm | 75mm | 75mm | 90mm | 90mm | 105mm |
| Seatpost Length | 300mm | 350mm | 350mm | 400mm | 400mm | 400mm |
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