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stolen 2011 Schwinn Sierra 21

Stolen 2026-06-29T20:00:00-0500 from Boulder, CO 80303, US

Bike photo
Serial
unknown
Manufacturer
Schwinn
Model
Sierra 21
Year
2011
Primary colors
Blue
Distinguishing features
Schwinn N'Litened Aluminum with Comfort-Tuned 68 deg. geometry and replaceable derailleur hanger

Theft Details

Location
Boulder, CO 80303
Locking description
Cable lock
Locking circumvented
Lock is missing, along with the bike
Stolen at
2026-06-29T20:00:00-0500
Police report #
T26001765
Description of incident
Bicycle stolen from bicycle rack outside apartment

Frame and Fork

Fork
Rigid Frame
Headset
1 1/8" threaded

Wheels

Front Rim
Alex IC 1000 alloy 32 hole
Rear Rim
Alex IC 1000 alloy 32 hole
Front Hub
KT alloy sealed mechanism front and rear with QR(F), KT alloy sealed mechanism front and rear with QR(R)
Rear Hub
KT alloy sealed mechanism front and rear with QR(F), KT alloy sealed mechanism front and rear with QR(R)
Spokes
14 G stainless
Front Tire
Schwinn Approved city tread 26” x 1.95
Rear Tire
Schwinn Approved city tread 26” x 1.95

Drivetrain

Crankset
Schwinn "S" Logo forged alloy, 42/34/24t rings with chainguard
Bottom Bracket
Sealed cartridge bolt type
Front Derailleur
Shimano TX50 (F), Shimano Altus (R)
Rear Derailleur
Shimano TX50 (F), Shimano Altus (R)
Front Shifter
Shimano Revo twist shift
Rear Shifter
Shimano Revo twist shift
Chain
KMC Z-51
Pedals
Nylon comfort platform with reflectors

Brakes

Front Brake
Linear pull brake with 60mm pads
Rear Brake
Linear pull brake with 60mm pads
Front Brake Lever
Alloy with reach adjuster
Rear Brake Lever
Alloy with reach adjuster

Additional Parts

Handlebar
80mm rise, 25 degree bend
Stem
Alloy 30 deg rise comfort, 80mm extension, 25.4 quill
Grips/Tape
Schwinn Bio-Tuned Ergonomic dual-density with fabric cover
Saddle
Comfort Tuned Plus with Schwinn Super Soft foam and coil spring rails
Seatpost
Alloy suspension with micro adjust clamp, 26.8
Other
Alloy QR seat binder with "S" Logo end boot

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