Which size or configuration labels have geometry for the 2013 Trek 8.6 DS?

Geometry is listed for 15.5", 17.5", 19", 21", and 22.5".

What are the reach and stack of the 2013 Trek 8.6 DS in size 19"?

In size 19", reach is 423 mm and stack is 616 mm.

What is the head tube angle of the 2013 Trek 8.6 DS?

The head tube angle is 71.0 degrees in size 19".

What does the 2013 Trek 8.6 DS ship with?

The stock build includes Trek Alpha Gold, SR Suntour NRX ATB Rated, Shimano SLX, and Shimano RM66.

Which years of the Trek 8.6 DS are on Quiver?

Quiver has the Trek 8.6 DS for 2013, 2016, 2015, and 2014.

2013

2013 Trek 8.6 DS

Reach 410 to 434 mm, stack 595 to 639 mm. The 8.6 DS build comes with Shimano Deore LX shifting and Shimano RM66 wheels.

Compare geometry

Source: trekbikes.com. Checked Oct 12, 2026.

Key facts

Brand: Trek
Model: 8.6 DS
Model year: 2013
Geometry labels: 15.5", 17.5", 19", 21", and 22.5"
Drivetrain: Shimano Deore LX
Fork: SR Suntour NRX ATB Rated
Wheels: Shimano RM66
Geometry: Complete for every size
Source: trekbikes.com
Checked: Oct 12, 2026

Geometry by size

2013 Trek 8.6 DS geometry by size
Measurement	15.5"	17.5"	19"	21"	22.5"
Reach(mm)	410	416	423	428	434
Stack(mm)	595	606	616	627	639
Head tube angle(°)	70.0	71.0	71.0	71.5	72.0
Effective top tube(mm)	575	590	605	620	635
Chainstay length(mm)	455	455	455	455	455
Wheelbase(mm)	1091	1095	1105	1110	1112
BB height(mm)	287	287	287	287	287
Standover(mm)	666	714	762	797	832
Head tube length(mm)	110	120	130	140	150

How to read a geometry chart

Stock build

13 parts

Frame

Trek Alpha Gold

Frame

Suspension

SR Suntour NRX ATB Rated

Fork

Drivetrain

Shimano SLX

Shifter

Shimano Deore LX

Derailleur

Shimano SLX Shadow

Derailleur

Shimano HG62

CassetteSpeeds 10

Shimano T551

Crankset

Wheels & Tires

Shimano RM66

Wheelset

Bontrager LT3

Tire

Brakes

Shimano Deore M446

Brake

Cockpit

Bontrager SSR

Stem

Seatpost & Saddle

Bontrager SSR

Seatpost

Bontrager Evoke 1

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2013 Trek 8.6 DS?: Geometry is listed for 15.5", 17.5", 19", 21", and 22.5".
What are the reach and stack of the 2013 Trek 8.6 DS in size 19"?: In size 19", reach is 423 mm and stack is 616 mm.
What is the head tube angle of the 2013 Trek 8.6 DS?: The head tube angle is 71.0 degrees in size 19".
What does the 2013 Trek 8.6 DS ship with?: The stock build includes Trek Alpha Gold, SR Suntour NRX ATB Rated, Shimano SLX, and Shimano RM66.
Which years of the Trek 8.6 DS are on Quiver?: Quiver has the Trek 8.6 DS for 2013, 2016, 2015, and 2014.