Bicycle Archive · Specification report

2010 Schwinn Sierra GS

Velopedia Archive ID 21704

Overview

Model year	2010
Brand	Schwinn
Model	Sierra GS
Bicycle type	Comfort/commuter
Archive ID	21704
Original MSRP	$389.99
Colors	White, Black
Sizes	Small, medium, large, xlarge

Frameset

Frame construction	TIG-welded
Frame material	Schwinn N' Gauged Hi-Ten
Fork	SR Suntour M3000AL, 50mm travel
Fork material	Alloy, single crown
Rear shock	N/A

Drivetrain

Component group	Comfort Mix
Shifters	SRAM ESP 3.0
Front derailleur	Shimano Tourney
Rear derailleur	SRAM X3
Crankset	Pro Wheel, 24/34/42 teeth
Bottom bracket	Sealed cartridge
Cassette	Shimano freewheel
Rear cogs	7-speed, 13 - 34 teeth
Chain	KMC Z-51
Pedals	Resin Comfort Platform

Brakes

Brakes	ProMax linear-pull brakes, ProMax Aluminum w/reach adjust levers

Cockpit & contact points

Headset	1 1/8" Threaded
Handlebar	80mm rise, 25-degree bend
Handlebar extensions	Not included
Stem	Alloy Quill
Saddle	Comfort Tuned
Seatpost	Alloy Suspension

Wheels & tires

Hubs	KT alloy sealed mechanism QR
Rims	Weinman TM-19, 32-hole
Spokes	Stainless steel, 14ga. (2.0mm)
Front tire	26 x 1.95" city tread
Wheel size	26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.