Velopedia Bicycle Archive

Compare Bicycles

Compare published geometry, gearing and specifications for up to three bicycles.

1 of 2 bicycles

At a glance

Key differences

Supported differences are shown below. Data limitations are labeled separately.

  1. Data limitation

    No geometry is recorded for 2005 Trek Pilot 2.1 and 2008 Trek Pilot 2.1.

  2. Identity & price

    2005 Trek Pilot 2.1 had an original MSRP $220 lower than 2008 Trek Pilot 2.1.

    Original MSRP is the published list price when new, not today’s used-bike value.

Gearing comparison

Lower gears help on climbs. Higher gears suit higher speeds.

RPM

RPM = pedal turns per minute.

2005 Trek Pilot 2.152/42/30T · 12–26T · 9-speed
Lowest1.15:1Highest4.33:1Total range376%
Estimated speed at 90 RPMLowest gear8.2 mphHighest gear30.7 mph

Uses front tire 700C×25; rear size isn’t listed.

2008 Trek Pilot 2.150/39/30T · 12–27T · 10-speed
Lowest1.11:1Highest4.17:1Total range375%
Estimated speed at 90 RPMLowest gear7.9 mphHighest gear29.5 mph

Uses front tire 700C×25; rear size isn’t listed.

How it works

Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.

Speeds are estimates from tire size and pedal cadence. Actual speeds vary.

Try other gearing

Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
Print / PDFCSV
Specification
2005 Trek Pilot 2.1
2008 Trek Pilot 2.1
Overview
Model Year
2005
2008
Brand
Trek
Trek
Model
Pilot 2.1
Pilot 2.1
Bicycle Type
Road race & triathlon
Road/sport
Original MSRP
$1,319.99
$1,539.99
Colors
Brushed Aluminum
Silver/ Metallic Black
Sizes
50cm, 52cm, 54cm, 56cm, 58cm, 63cm
50cm, 52cm, 54cm, 56cm, 58cm, 63cm
Weight
—
—
Frameset
Frame Construction
TIG-welded/bonded
TIG-welded
Frame Material
ZR 9000 aluminum/carbon stays
Alpha Black Aluminum w/TCT Carbon stays
Fork
Bontrager Satellite Plus
Bontrager Satellite Plus
Fork Material
Carbon fiber, aero crown
Carbon, aero crown
Drivetrain
Component Group
Road Mix Triple
Shimano 105
Shifters
Shimano 105 STI Dual Control
Shimano 105 STI
Front Derailleur
Shimano 105
Shimano 105
Rear Derailleur
Shimano Ultegra
Shimano Ultegra
Crankset
Bontrager Race, 30/42/52 teeth
Shimano 105, 30/39/50 teeth
Cassette
—
Shimano 105
Rear Cogs
9-speed, 12 - 26 teeth
10-speed, 12 - 27 teeth
Chain
1/2 x 3/32"
—
Pedals
Aluminum
Shimano 505
Brakes
Brakes
Aluminum dual pivot brakes, Shimano 105 STI Dual Control levers
Cane Creek 3 brakes, Shimano 105 STI levers
Cockpit & Contact Points
Headset
—
Aheadset cartridge
Handlebar
Bontrager Select Flat Top
Bontrager Select VR OS
Handlebar Extensions
Not included
Not included
Stem
Bontrager Select
Bontrager Select OS
Saddle
Bontrager Race Luxe
Bontrager Race Basic
Seatpost
Bontrager Race X Lite Carbon
Bontrager carbon
Wheels & Tires
Hubs
Bontrager Select
Bontrager SSR
Rims
Bontrager Select
Bontrager SSR
Spokes
Stainless steel
—
Front Tire
700 x 25c Bontrager Race Lite
700 x 25c Bontrager Race Lite
Wheel Size
700c wheels
700c wheels

Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.

Campaign
Scroll to Top