Which size or configuration labels have geometry for the 2012 Trek Rumblefish?

Geometry is listed for 15.5", 17.5", 19", 21", and 23".

What are the reach and stack of the 2012 Trek Rumblefish in size 19"?

In size 19", reach is 434 mm and stack is 591 mm.

What is the head tube angle of the 2012 Trek Rumblefish?

The head tube angle is 69.8 degrees in every size.

What does the 2012 Trek Rumblefish ship with?

The stock build includes Trek Alpha Platinum, RockShox Revelation RL, SRAM X7, and Formula DH92.

Which years of the Trek Rumblefish are on Quiver?

Quiver has the Trek Rumblefish for 2012, 2013, and 2011.

2012

2012 Trek Rumblefish

Reach 387 to 471 mm, stack 572 to 609 mm. The Rumblefish build comes with SRAM X-7 shifting and Formula DH92 wheels.

Compare geometry

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

Key facts

Brand: Trek
Model: Rumblefish
Model year: 2012
Geometry labels: 15.5", 17.5", 19", 21", and 23"
Drivetrain: SRAM X-7
Fork: RockShox Revelation RL
Wheels: Formula DH92
Geometry: Complete for every size
Source: trekbikes.com
Checked: Oct 22, 2026

Geometry by size

2012 Trek Rumblefish geometry by size
Measurement	15.5"	17.5"	19"	21"	23"
Reach(mm)	387	416	434	452	471
Stack(mm)	572	587	591	600	609
Head tube angle(°)	69.8	69.8	69.8	69.8	69.8
Effective top tube(mm)	552	585	605	626	648
Chainstay length(mm)	452	452	452	452	452
Wheelbase(mm)	1104	1137	1157	1179	1202
BB height(mm)	338	338	338	338	338
Standover(mm)	786	785	785	789	796
Seat tube length(mm)	401	440	478	529	579
Head tube length(mm)	105	115	125	135	145

How to read a geometry chart

Stock build

11 parts

Frame

Trek Alpha Platinum

Frame

Suspension

RockShox Revelation RL

ForkSpring type Dual Position Air / Solo AirExternal adjustments Crown / OneLoc Remote (10mm cable pull, sold separately)Min rotor size 160mmWeight 1610 g

Drivetrain

SRAM X7

ShifterSpeeds 10

SRAM X-7

Derailleur

SRAM PG-1030

CassetteSpeeds 10Freehub body Shimano HG

SRAM S1000

Crankset

Wheels & Tires

Formula DH92

Wheelset

Brakes

Avid Elixir 3

Brake

Cockpit

FSA NO.57E

Headset

Seatpost & Saddle

Bontrager SSR

Seatpost

Bontrager Evoke 2

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2012 Trek Rumblefish?: Geometry is listed for 15.5", 17.5", 19", 21", and 23".
What are the reach and stack of the 2012 Trek Rumblefish in size 19"?: In size 19", reach is 434 mm and stack is 591 mm.
What is the head tube angle of the 2012 Trek Rumblefish?: The head tube angle is 69.8 degrees in every size.
What does the 2012 Trek Rumblefish ship with?: The stock build includes Trek Alpha Platinum, RockShox Revelation RL, SRAM X7, and Formula DH92.
Which years of the Trek Rumblefish are on Quiver?: Quiver has the Trek Rumblefish for 2012, 2013, and 2011.