Koda Plus 12 Bike – 2026

The RETROSPEC Koda Plus 12 Bike – 2026 is designed with young cyclists in mind. This kids’ bike boasts a lightweight 14.8 lb aluminum frame and kid-specific geometry for easier, more confidence-inspiring rides. The adjustable seat height ensures comfort as your child grows, while the responsive dual V-brakes and tool-free adjustable brake levers aid in mastering proper hand-braking skills. The 3.5 gain ratio delivers smooth pedaling and better balance, and the grooved tires offer dependable traction across various terrains. It comes with removable training wheels for beginners and a supportive saddle with a built-in handle for easy carrying and quick parental assistance.

Features

• The lightweight 14.8 lb aluminum frame, kid-specific geometry, and ergonomic saddle make riding easier and more confidence-inspiring for young cyclists
• An adjustable seat height from 16″ to 19″ allows the bike to grow with your child for years of comfortable riding
• Responsive dual V-brakes and tool-free adjustable brake levers help kids learn proper hand-braking skills while ensuring a comfortable fit for small hands
• A kid-friendly 3.5 gain ratio delivers smooth, efficient pedaling for easier starts and better balance
• Grooved tires provide dependable traction and stability across a variety of surfaces and terrain
• Removable training wheels help beginners build confidence before transitioning seamlessly to two-wheel riding
• The supportive saddle keeps kids comfortably positioned while the built-in handle makes carrying and quick parental assistance easy

Tech Specs

• Brakes

  • Front Brake

    Hand-operated aluminum alloy V-brake w/"Tool-Free Plus" reach-adjustable aluminum alloy brake lever

  • Rear Brake

    Pedal-operated rear coaster brake + Hand-operated aluminum alloy V-brake w/"Tool-Free Plus" reach-adjustable aluminum alloy brake lever

• Cockpit

  • Handlebars

    Aluminum alloy riser, 470mm/W x 110mm/H

  • Seatpost Clamp

    Aluminum alloy QR

  • Stem

    Aluminum alloy threadless, 40mm x 10°

  • Grips

    Soft TPR (95mm (3.75") length, large safety end – PVC/BPA/Lead/Phthalate safe

  • Saddle

    retrospec Low-Profile w/grab handle for 12"

  • Seatpost

    Aluminum alloy 1-piece integrated 25.4mm (1") x 180mm, 70mm adjustment range

  • Headset

    Semi-Integrated, steel, 15mm spacers: 1×10, 1x5mm

• Drivetrain

  • Pedals

    Low-Profile Platform, Reinforced Nylon, w/reflectors, 9/16"

  • Chain

    KMC 1/2 x 1/8"

  • Crank

    Aluminum alloy 3" x 28T

  • Bottom Bracket

    Sealed cartridge, threaded, square taper 68/126mm

• Frameset

  • Frame

    Aluminum alloy hand-built, Low-Profile step-over frame design with decals protected by clear-coat

• Other

  • Freewheel

    16T

• Suspension

  • Fork

    Unicrown high-tensile steel, Threadless 1"

• Wheels & Tires

  • Rims

    Aluminum 20H, brushed sides/painted centers

  • Front Hub

    Aluminum alloy 20H, ball bearings, nutted 3/8"

  • Rear Hub

    Coaster Brake, steel, 20H, nutted 3/8"

  • Tires

    12 x 2.125, S/V valves, Air-Filled

  • Spokes

    14g UCP