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Opus Big City LRT

Opus Big City LRT
  • Color: Zinc Graphite
Zinc Graphite
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Your city commute can be as tough and unpredictable as any wilderness trail. That's why you need the Big City LRT. Equipped with big tires, full fenders, and an anti-rust chain, it'll take on the most treacherous potholes, hazard zones, and weather. Meanwhile, its frame protector keeps locks, posts, and fences at bay. Highly reflective patches maintain visibility. The Big City LRT—keep it real and keep on rolling.

- Progressive Geometry for efficient heads-up riding
- Alloy frame and fork
- Shimano 1x9 drivetrain
- Big 650 x 45mm tires eat up potholes
- Fenders, frame protector, and anti-rust chain

bike frame with labeled dimensions
Bike Sizes:
A. Reach 375mm 385mm 395mm 405mm 415mm
B. Stack 560mm 575mm 590mm 605mm 620mm
C. Standover 726mm 752mm 783mm 808mm 834mm
D. Effective Top Tube 530mm 550mm 570mm 590mm 610mm
E. Head Tube Angle 71° 71.25° 71.5° 71.75° 72°
F. Head Tube Length 148mm 163mm 183mm 198mm 213mm
G. Seat Tube Angle 74.5° 74° 73.5° 73° 72.5°
H. Seat Tube Length 380mm 420mm 460mm 500mm 540mm
J. Bottom Bracket Drop 65mm 65mm 60mm 60mm 60mm
O. Chainstay Length 440mm 445mm 445mm 445mm 450mm
Handlebar Width 580mm 600mm 600mm 620mm 620mm
Stem Length 70mm 80mm 80mm 90mm 100mm
Crank Length 170mm 170mm 175mm 175mm 175mm


Frame Meta 20 aluminum
Fork Aluminum tapered 1-1/4 to 1-1/8 in
Wheels Weinmann U28 650
Hubs Joytech 5mm key release
Tires Kenda Kwick Seven.5 K-Shield 650B x 45
Bottom Bracket Shimano sealed cartridge
Crankset Prowheel
Chainrings 38T
Shifters Shimano Alivio 1 x 9
Rear Derailleur Shimano Acera
Cassette/Freewheel Shimano 11-36
Chain KMC-X9 Eco Protect
Brakes Tektro HD-T275 hydraulic disc
Brake Levers Tektro
Handlebars Alloy butted 12 mm rise
Tape/Grips Velo ERGO dual density
Stem Promax
Headset FSA Orbit integrated sealed
Seatpost Promax alloy 27.2 x 300
Saddle Opus City
Pedals FPD NW-247
Accessories & Extras Top tube protector

* Subject to change without notice.