Bicycle Archive · Specification report

2012 Specialized Sirrus

Velopedia Archive ID 1000378

Overview

Model year	2012
Brand	Specialized
Model	Sirrus
Bicycle type	City/Commuter
Archive ID	1000378
Original MSRP	$520.00
Colors	Gloss Green, Graphite
Sizes	L, M, S, XL

Frameset

Frame material	A1 Premium Aluminum
Fork	Steel straight blade

Drivetrain

Shifters	Shimano EF-51 8spd
Front derailleur	Shimano topswing
Rear derailleur	Shimano Altus 8spd
Crankset	Shimano FC-M131 w/chainguard
Bottom bracket	sealed cartridge, square 68
Cassette	Shimano HG-31 8spd 11-32
Chain	KMC X8 nickel plate
Pedals	nylon flat pedal

Brakes

Brakes	Alloy linear pull

Cockpit & contact points

Headset	1 1/8" sealed
Handlebar	Specialized PG flat bar25.4
Stem	Alloy 20 degree
Saddle	Body Geomety Targa Sport 155mm
Seatpost	Alloy 27.2

Wheels & tires

Rims	Sirrus DLX700 700 X 32
Front tire	Specialized Nimbus Fak Jacket

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.