Rockhopper 29
Part No.  

Rockhopper 29

Part No.  
Rockhopper 29
Technical Specifications
The Rockhopper is a trail-capable machine equipped with Tektro hydraulic disc brakes, 29-inch wheels, and a Shimano drivetrain, allowing you to ride deep into your favorite trails with confidence.
  • Fully butted A1 Premium Aluminum 29er frame with ORE downtube for a lighter, more compliant and durable bike
  • Smooth-travel SR Suntour XCM-LO fork with preload adjustment, hydraulic damping, lockout, and size-specific spring rates for more versatility and tunability over varying terrain
  • Suntour's fully replaceable ring crankset uses Shimano's Octalink-splined bottom bracket interface for reliable power transfer
  • Tektro hydraulic disc brakes with Light Wave rotors create increased control and superior stopping power for more confident braking
  • Shimano Alivio 9-speed rear derailleur and Acera Rapidfire shifters for reliable high-end performance

Technical Specifications

BOTTOM BRACKET Shimano, Octalink spline, cartridge bearings, 73mm shell
CRANKSET SR Suntour XCR, 9-speed, Octalink
FRONT DERAILLEUR Shimano Acera, 9-speed, 34.9 clamp, high-mount, bottom-swing
SHIFT LEVERS Shimano Acera, 9-speed Rapidfire Plus, SL type w/ optical display
CASSETTE Shimano, 9-speed, 11-34
CHAINRINGS 44/32/22, steel
REAR DERAILLEUR Shimano Alivio, 9-speed, SGS cage
FORK SR Suntour XCM-LO 29"", hydraulic damping w/ lockout, coil/MCU spring, 1-1/8"" steel steerer, alloy disc only post-mount lower, 30mm stanchion, preload adj., S: 80mm, Others: 100mm travel
FRONT HUB Specialized disc, alloy, Hi Lo flange, RCC ball bearing system, steel axle, QR, 32h
REAR HUB Specialized disc, alloy, Hi Lo flange, RCC ball bearing system, steel axle, steel cassette body, QR, 32h
INNER TUBES Standard presta valve
SPOKES Stainless, 14g (2.0mm)
FRONT TIRE Specialized Ground Control Sport, 29x2.1"", wire bead, 60TPI
RIMS RH Disc 29"", alloy double-wall, 26mm, pin joint, 32h
REAR TIRE Specialized Ground Control Sport, 29x2.1"", wire bead, 60TPI
SADDLE Specialized Body Geometry Rockhopper, steel rails, 143mm
SEATPOST Alloy, 2-bolt, micro-adjust, 12.5mm offset, 30.9mm
STEM Specialized 3D forged alloy, 4-bolt clamp, 6-degree rise, 31.8mm
HANDLEBARS Specialized flat bar, double-butted 6061 alloy, 700mm wide, 10-degree backsweep, 4-degree upsweep, 31.8mm
GRIPS Specialized Body Geometry XCT, Kraton w/ gel, closed end, 132mm, lock-on
FRONT BRAKE Tektro HD-M330, hydraulic disc, dual piston, 180mm rotor
BRAKE LEVERS Tektro, hydraulic lever
REAR BRAKE Tektro HD-M300, hydraulic disc, dual piston, 160mm rotor
PEDALS Composite platform, w/ reflectors, 9/16""
HEADSET 1-1/8"" w/ lower bearing reducer, Campy style, integrated full cartridge bearings
SEAT BINDER Forged alloy, 34.9mm, QR, nylon washer
FRAME Specialized A1 Premium Aluminum, Trail 29er Geometry, fully butted w/ tapered headtube, forged dropouts, replaceable alloy derailleur hanger