Bicycle Archive · Specification report

2010 Trek 2.1 650c Double

Velopedia Archive ID 19921

Overview

Model year	2010
Brand	Trek
Model	2.1 650c Double
Bicycle type	Road/sport
Archive ID	19921
Original MSRP	$1,369.99
Colors	Gloss Black
Sizes	43cm

Frameset

Frame construction	TIG-welded
Frame material	Alpha Black Aluminum
Fork	Bontrager Race SpeedTrap Compatible
Fork material	Carbon, aero crown
Rear shock	N/A

Drivetrain

Component group	Road Mix
Shifters	Shimano 105 STI
Front derailleur	Shimano 105
Rear derailleur	Shimano 105
Crankset	Shimano R600, 50/34 teeth
Cassette	Shimano 105
Rear cogs	10-speed, 12 - 27 teeth
Pedals	N/A

Brakes

Brakes	Shimano Tiagra brakes, Shimano 105 STI levers

Cockpit & contact points

Headset	1 1/8" threadless Aheadset integrated
Handlebar	Bontrager SSR VR Bend
Handlebar extensions	Not included
Stem	Bontrager Race Lite
Saddle	Bontrager inForm R1
Seatpost	Bontrager carbon

Wheels & tires

Hubs	Alloy
Rims	Alex 650c
Front tire	650 x 23c Bontrager Race AW
Wheel size	650c wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.