Motobecane vintage bicycle frame 700C 3455g 57x56cm 122mm BFFF

This mid-century French-made steel bicycle frame from Motobecane offers classic geometry and solid build characteristics for retro restoration projects. Built for 700C wheels, this chassis provides a reliable foundation for assembling a period-correct road machine. Detailed photographs of the frame, including close-ups of the lugs, alignments, and paint condition, are provided and form an integral part of this description.

Key Technical Characteristics

Engineered for endurance and standard road geometries of its era, this lugged steel frame features classic dimensions tailored for classic builds. The rear dropout spacing is configured to 122 mm, which is ideal for mounting period-correct vintage hubs and multi-speed freewheels.

• Frame Weight: 3455 g (total weight including fork/headset fittings where pictured)
• Seat Tube Dimension: 57 cm (measured from bottom bracket center to top of the tube)
• Top Tube Dimension: 56 cm (measured center-to-center)
• Rear Dropout Width: 122 mm spacing
• Thread Standard: BFFF / French standard bottom bracket shell

Restoration Compatibility and Components

For custom historical restorations, matching this frameset with period-correct components is essential. If you are configuring a smaller build, we also offer the Motobecane 700C 54x55.5cm Frame to fit different rider setups. Ensure your bottom bracket cups, headset, and stem diameter align with French mechanical standards to ensure a perfect mechanical fit during assembly.