Compare: 2012 Specialized Source Expert Disc

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	Source Expert Disc2012 Specialized	Recommended

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Gamme de vitesse

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

61 km/h

Source Expert Disc

Highest gear

(descending)

Géométrie

Spécifications

	Source Expert Disc2012 Specialized

Cadre	Specialized E5 aluminum, fully manipulated tubing, smooth weld, compact design, inside rear triangle disc mount, internal cable routing, integrated headset, fender/rack eyelets, center kickstand plate
Fourche	Aluminum legs/crown, Cr-Mo steerer, 52mm fully integrated headset, fender/rack eyelets, internal light cable routing Voyager: 52mm
Pédalier	GXP, external bearing
Casque	1-1/8"" sealed Cr-Mo Campy Style integrated bearings, 15mm alloy cone spacer with 30mm of spacers
Tige	Specialized EliteSet, 3D forged alloy, 12-degree, 4-position adjustable, 4-bolt, 31.8mm clamp
Guidon	Specialized DB, butted alloy, flat bar, 6-degree bend, 31.8mm
Selle	Body Geometry Targa Comp, 143mm wide
Tige de selle	Alloy, 2-bolt forged head, 27.2mm, 350mm Type: Rigide
Pédales	Sirrus pedal, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable

Groupe

Derailleur arriere	SRAM Apex
Dérailleur avant	SRAM Apex
Manivelle	FSA Omega, 48/34, w/chainguard
Manettes	SRAM S700 flat bar, 10-speed
Cassette	SRAM 1050, 10-speed, 11-32t
Chaîne	KMC X10 nickel plate, reusable Missing Link
Freins	Front: Avid Trekking hydraulic disc, 160mm G2GC rotors, Rear: Avid Trekking hydraulic disc, 160mm G2GC rotors Type: Avid Disque hydraulique
Leviers de frein	Avid Trekking hydraulic, 3-finger lever

roues

Jantes	DRX300 Disc, alloy double-wall, sleeved, CNC machined, 32h
Rayons	Stainless, 2mm
Moyeu avant	Supernova Infinity 8 dynamo hub, Freespin technology switchable drag, QR
Moyeu arrière	Machined disc mount & flanges, double-sealed, ground race, dual lock nuts w/ 19mm contact side
Pneus	Front: Specialized Espoir Sport Reflect w/ double BlackBelt, 60 TPI, wire bead, 700x30c, Rear: Specialized Espoir Sport Reflect w/ double BlackBelt, 60 TPI, wire bead, 700x30c

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