Which size or configuration labels have geometry for the 2017 Specialized Sirrus Expert Carbon?

Geometry is listed for S, M, L, and XL.

What are the reach and stack of the 2017 Specialized Sirrus Expert Carbon in size L?

In size L, reach is 410 mm and stack is 616 mm.

What is the head tube angle of the 2017 Specialized Sirrus Expert Carbon?

The head tube angle is 72 degrees in size L.

What does the 2017 Specialized Sirrus Expert Carbon ship with?

The stock build includes Shimano 105, Specialized Axis Expert, Shimano Deore, and Specialized Flowset.

Which years of the Specialized Sirrus are on Quiver?

Quiver has the Specialized Sirrus for 2017, 2023, 2022, 2021, 2020, 2019, 2018, 2015, 2014, 2013, 2012, 2011, 2010, 2009, and 2008.

2017

2017 Specialized Sirrus Expert Carbon

Commuter

The 2017 Specialized Sirrus Expert Carbon sits more aggressive than most commuter bikes, with a steeper head angle and a shorter rear center. Reach 395 to 420 mm, stack 574 to 650 mm. The Sirrus Expert Carbon build comes with Shimano 105 shifting and Specialized Axis Expert wheels.

Compare with 750+ commuter bikes

Source: specialized.com. Checked Oct 22, 2026.

Key facts

Brand: Specialized
Model: Sirrus
Model year: 2017
Frame: Expert Carbon
Type: Commuter
Geometry labels: S, M, L, and XL
Drivetrain: Shimano 105
Wheels: Specialized Axis Expert
Geometry: Complete for every size
Source: specialized.com
Checked: Oct 22, 2026

Geometry by size

Geometry drawing, size M, to scale.

2017 Specialized Sirrus Expert Carbon geometry by size
Measurement	S	M	L	XL
Reach(mm)	395	403	410	420
Stack(mm)	574	591	616	650
Head tube angle(°)	71	71.5	72	72
Seat tube angle(°)	73.3	73.5	73	73
Effective top tube(mm)	568	578	598	619
Chainstay length(mm)	435	435	435	435
Wheelbase(mm)	1052	1060	1070	1091
BB drop(mm)	70	70	70	70
BB height(mm)	275	275	275	275
Standover(mm)	752.2	784.6	821.9	860.3
Seat tube length(mm)	440	485	530	570
Fork length(mm)	398	398	398	398
Head tube length(mm)	150	165	190	225

How to read a geometry chart

Stock build

11 parts

Drivetrain

Shimano 105

Derailleur

Shimano 105

CassetteSpeeds 11Range 11-32

KMC X11-1

Chain

FSA Gossamer Pro

Crankset

Specialized BB386 Evo

Bottom bracket

Wheels & Tires

Specialized Axis Expert

Wheelset

Specialized Espoir Sport Reflect

TireTPI 60 TPI

Brakes

Shimano Deore

BrakeBrake type hydraulic disc

Cockpit

Specialized Flowset

Stem

Seatpost & Saddle

Specialized CG-R

Seatpost

Specialized Canopy Comp

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2017 Specialized Sirrus Expert Carbon?: Geometry is listed for S, M, L, and XL.
What are the reach and stack of the 2017 Specialized Sirrus Expert Carbon in size L?: In size L, reach is 410 mm and stack is 616 mm.
What is the head tube angle of the 2017 Specialized Sirrus Expert Carbon?: The head tube angle is 72 degrees in size L.
What does the 2017 Specialized Sirrus Expert Carbon ship with?: The stock build includes Shimano 105, Specialized Axis Expert, Shimano Deore, and Specialized Flowset.
Which years of the Specialized Sirrus are on Quiver?: Quiver has the Specialized Sirrus for 2017, 2023, 2022, 2021, 2020, 2019, 2018, 2015, 2014, 2013, 2012, 2011, 2010, 2009, and 2008.