Name: 2009 Specialized Rockhopper Expert Disc 29 Single-Speed
Brand: Specialized
Rating: 4.24 (1 reviews)

Truvativ GXP, Outboard cartridge bearings, 68mm x 118mm

Front: Tektro Auriga Comp, hydraulic disc, dual piston w/ 160mm rotor, Rear: Tektro Auriga Comp, hydraulic disc, dual piston w/ 160mm rotor

20t Cr-Mo cog, 1/2' x 3/32"" for casssette hub

Truvativ Fire-Ex, 2pc, forged alloy arms for GXP

Rock Shox Tora Race 29er, 80mm, 32mm Cr-Mo stanchions, magnesium lower, Solo Air spring w/ Motion Control damper, LO and rebound adj. disc only

Specialized M4 manipulated alloy frame, 29"" geometry, fully butted, ORE DT, 2-piece forged adjustable dropouts w/ SShanger, disc only

Specialized Hi Lo, forged alloy, double sealed, ground race, 28h, QR

Specialized Enduro, dual compound Kraton, no flange, 131mm

Specialized butted alloy, 31.8mm, 25mm rise, 640mm wide, 8 degree back sweep, 8 degree up, 2.6mm thick

Specialized 1-1/8"" threadless, loose ball

Specialized, cassette, forged alloy, double sealed, ground race, QR, 32h w/ conversion kit for single speed cog

Specialized RHD 29"", double wall disc, pinned w/ eyelets, 28/32h

Specialized Indie XC, Body Geometry, 143mm width, front and rear bumpers

Specialized alloy two bolt, micro adjust head, 30.9mm

Specialized 3D forged, 4-bolt, 7 degree rise, 31.8mm clamp

Front: Specialized Fast Trak Control, 29x2.0"", 60TPI, aramid bead, 2Bliss ready, Rear: Specialized Fast Trak Control, 29x2.0"", 60TPI, aramid bead, 2Bliss ready

FOR OVER TWO DECADES the Rockhopper has been the best hardtail for any rider looking for thrills and adventure over a wide variety of terrain. The Rockhopper's M4 alloy frame and premium specs deliver category-leading efficiency, value and dependable handling.

Specialized Rockhopper Expert Disc 29 Single-Speed

A 29″ aluminum frame hardtail crosscountry bike with modest components.

Typically polished all-round performance with natural speed and enthusiasm despite a limiting fork

Frame	Aluminum
Suspension	Hardtail, 80mm
Fork	RockShox
Wheels	29″ Aluminum
Groupset	Truvativ
Brakes	Tektro Hydraulic Disc

Frame	Specialized M4 manipulated alloy frame, 29"" geometry, fully butted, ORE DT, 2-piece forged adjustable dropouts w/ SShanger, disc only
Fork	Rock Shox Tora Race 29er, 80mm, 32mm Cr-Mo stanchions, magnesium lower, Solo Air spring w/ Motion Control damper, LO and rebound adj. disc only Travel: 80mm Spring Type: Air
Bottom Bracket	Truvativ GXP, Outboard cartridge bearings, 68mm x 118mm
Headset	Specialized 1-1/8"" threadless, loose ball
Stem	Specialized 3D forged, 4-bolt, 7 degree rise, 31.8mm clamp
Handlebar	Specialized butted alloy, 31.8mm, 25mm rise, 640mm wide, 8 degree back sweep, 8 degree up, 2.6mm thick
Saddle	Specialized Indie XC, Body Geometry, 143mm width, front and rear bumpers
Seatpost	Specialized alloy two bolt, micro adjust head, 30.9mm Type: Rigid
Pedals	Alloy body and cage, 9/16""
Grips	Specialized Enduro, dual compound Kraton, no flange, 131mm

Crank	Truvativ Fire-Ex, 2pc, forged alloy arms for GXP
Cassette	20t Cr-Mo cog, 1/2' x 3/32"" for casssette hub
Chain	KMC X9 w/ reuseable Missing Link
Brakes	Front: Tektro Auriga Comp, hydraulic disc, dual piston w/ 160mm rotor, Rear: Tektro Auriga Comp, hydraulic disc, dual piston w/ 160mm rotor Type: Tektro Hydraulic Disc
Brake Levers	Tektro Auriga Comp

Rims	Specialized RHD 29"", double wall disc, pinned w/ eyelets, 28/32h
Spokes	1.8mm (15g) stainless
Front Hub	Specialized Hi Lo, forged alloy, double sealed, ground race, 28h, QR
Rear Hub	Specialized, cassette, forged alloy, double sealed, ground race, QR, 32h w/ conversion kit for single speed cog
Tires	Front: Specialized Fast Trak Control, 29x2.0"", 60TPI, aramid bead, 2Bliss ready, Rear: Specialized Fast Trak Control, 29x2.0"", 60TPI, aramid bead, 2Bliss ready

2009 SpecializedRockhopper Expert Disc 29 Single-Speed

2009 Specialized
Rockhopper Expert Disc 29 Single-Speed