Which size or configuration labels have geometry for the 2012 Trek Lexa SLX (Compact)?

Geometry is listed for 47, 52, 54, 56, and 58.

What are the reach and stack of the 2012 Trek Lexa SLX (Compact) in size 54?

In size 54, reach is 374 mm and stack is 573 mm.

What is the head tube angle of the 2012 Trek Lexa SLX (Compact)?

The head tube angle is 72.6 degrees in size 54.

What does the 2012 Trek Lexa SLX (Compact) ship with?

The stock build includes Trek Alpha, Shimano 105, Bontrager R1, and Bontrager VR-S.

Which years of the Trek Lexa SLX (Compact) are on Quiver?

Quiver has the Trek Lexa SLX (Compact) for 2012, 2014, and 2013.

2012

2012 Trek Lexa SLX (Compact)

Reach 364 to 381 mm, stack 525 to 615 mm. The Lexa SLX (Compact) build comes with Shimano 105 shifting and Bontrager R1 tires.

Compare geometry

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

Key facts

Brand: Trek
Model: Lexa SLX (Compact)
Model year: 2012
Geometry labels: 47, 52, 54, 56, and 58
Drivetrain: Shimano 105
Geometry: Complete for every size
Source: trekbikes.com
Checked: Oct 12, 2026

Geometry by size

2012 Trek Lexa SLX (Compact) geometry by size
Measurement	47	52	54	56	58
Reach(mm)	364	371	374	377	381
Stack(mm)	525	559	573	591	615
Head tube angle(°)	71.0	72.1	72.6	73.3	73.8
Effective top tube(mm)	509	529	541	554	569
Chainstay length(mm)	410	410	410	410	411
Wheelbase(mm)	976	979	983	979	987
BB drop(mm)	72	72	70	70	68
Standover(mm)	691	733	755	779	801
Seat tube length(mm)	428	490	515	546	566
Head tube length(mm)	125	155	170	185	210

How to read a geometry chart

Stock build

8 parts

Frame

Trek Alpha

Frame

Drivetrain

Shimano 105

ShifterSpeeds 10

Shimano 105

DerailleurWeight 138 g

Shimano 105

CassetteSpeeds 10

Shimano R565

Crankset

Wheels & Tires

Bontrager R1

Tire

Cockpit

Bontrager VR-S

Handlebar

Seatpost & Saddle

Bontrager Affinity 1 WSD

Saddle

Keep your Lexa SLX (Compact) in Quiver

Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.

Free on App Store Free on Google PlayFree for your first bike, on iPhone and Android.

Already have Quiver? Open this build

Manufacturer

Keep the factory build and your current parts distinct

Quick answers

Which size or configuration labels have geometry for the 2012 Trek Lexa SLX (Compact)?: Geometry is listed for 47, 52, 54, 56, and 58.
What are the reach and stack of the 2012 Trek Lexa SLX (Compact) in size 54?: In size 54, reach is 374 mm and stack is 573 mm.
What is the head tube angle of the 2012 Trek Lexa SLX (Compact)?: The head tube angle is 72.6 degrees in size 54.
What does the 2012 Trek Lexa SLX (Compact) ship with?: The stock build includes Trek Alpha, Shimano 105, Bontrager R1, and Bontrager VR-S.
Which years of the Trek Lexa SLX (Compact) are on Quiver?: Quiver has the Trek Lexa SLX (Compact) for 2012, 2014, and 2013.