Rockhopper Sport 29
Part No.  

Rockhopper Sport 29

Part No.  
Rockhopper Sport 29
Overview
Technical Specifications
Geometry
Reviews
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The Rockhopper Sport Disc is prepared for your favorite trails, with a plush SR Suntour fork featuring lockout with custom damper, powerful Tektro Auriga hydraulic disc brakes, and double-walled 29-inch alloy wheels.
  • Shimano Acera 9-speed rear derailleur for shifting precision
  • Specialized Ground Control 2.1" tires w/ a fast-rolling yet grippy tread
  • Tektro Auriga disc brakes for all-weather stopping power
  • 80mm-travel custom SR Suntour XCM fork w/ exclusive Multi-Circuit Damping for smooth performance
  • Stout aluminum 29” rims are trail ready
  • SR Suntour XCR, 9-speed crankset for efficient and precise shifting
  • New A1 Premium Aluminum frame w/ ORE downtube for a lighter, more compliant, and durable bike

Technical Specifications

Technical Specifications

DRIVETRAIN
CHAIN KMC X9, 9-speed, reusable Missing Link
BOTTOM BRACKET Square taper, cartridge bearings
CRANKSET Specialized Stout, forged alloy, 9-speed, 44/32/22, square taper spindle
FRONT DERAILLEUR Shimano Altus, high mount, bottom swing, dual-pull
SHIFT LEVERS Shimano Altus Rapidfire Plus, SL type, w/ optical display
CASSETTE Sunrace, 9-speed, 11-34
REAR DERAILLEUR Shimano Acera, 9-speed, SGS cage
SUSPENSION
FORK Custom SR Suntour XCM 29, w/ custom Multi-Circuit Damping, alloy lowers, coil/MCU spring, Hi-Ten 30mm stanchions, 1-1/8"" steerer, hydraulic lockout w/ preload adjust, disc mount, 100mm travel
WHEELS
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
INNER TUBES Standard, Schrader valve
SPOKES Stainless, 14g, w/ brass nipple
RIMS 29"" disc, alloy double-wall, pin joint, 25mm inner width, 36h
FRONT TIRE Specialized Ground Control Sport, 60TPI, wire bead, 29x2.1""
REAR TIRE Specialized Ground Control Sport, 60TPI, wire bead, 29x2.1""
COCKPIT
SADDLE Body Geometry mountain, steel rails, 143mm
SEATPOST Alloy, 2-bolt, micro-adjust, 12.5mm offset, 30.9mm, anti-corrosion hardware
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
BRAKES
FRONT BRAKE Tektro Auriga, hydraulic disc, resin/metallic pads
BRAKE LEVERS Tektro Auriga, hydraulic, tooled reach adjust
REAR BRAKE Tektro Auriga, hydraulic disc, resin/metallic pads
ACCESSORIES
PEDALS Composite platform, w/ reflectors, 9/16""
FRAMESET
HEADSET 1-1/8"" upper/lower, Zerostack 44, steel cups, loose ball bearings
SEAT BINDER Alloy, nylon/glass fiber washer, QR, 34.9mm
FRAME Specialized A1 Premium Aluminum, 29er geometry ORE downtube, butted tubesets, externally relieved headtube, forged dropouts, reinforced disc mount, replaceable alloy derailleur hanger
* Specifications are subject to change without notice

Geometry

Geometry Chart

Rockhopper - Geometry

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

Reviews