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  • Product Information
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  • Reacto Sizing
  • Road Bike Guide
  • 0% APR Finance
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  • What's In The Box
  • Product Description

    You don’t need carbon to slice through the air faster. The Merida Reacto 400 is an aero road bike that is built around a high-quality aluminium alloy frame. With the same aerodynamic frame shape as the new carbon Reactos, that have been tried and tested at the very highest level, you can ride faster on the Reacto 400.

    Key Features:

    • Triple butted 6066 alloy frame with NACA aero tube shapes
    • Full carbon fork with tapered steerer for a smoother ride
    • Shimano 105 drivetrain with semi compact chainset for rapid cycling
    • Shimano/Merida brakes with aero positioning
    • Sizes: X Small 47cm, Small 50cm, Small/Medium 52cm, Medium/Large 54cm, Large 56cm, X Large 59cm
    • Colour: Dark Blue/Red/Gold
    • The Merida Reacto 400 is available with 0% APR finance

    Aerodynamics simplified – With a NEW completely redesigned frameset, this year’s Reacto is faster, lighter, and more efficient…Merida’s most aerodynamic bike yet.

    Merida Reacto Review

    All Tredz bikes are:

    • Fully built & ready to ride
    • Fully checked & tested by Cytech qualified mechanics
    • Available with 0% APR finance (up to 48 months) on any basket over £99
    • UK price match guarantee
    • 365 day no hassle returns
    • Free delivery in the UK Mainland on a date that suits you

    In the box with every Tredz bike is:

    • Free Tredz 9 key trail tool
    • Free Tredz pedal spanner
    • Free basic pedals
    • Tredz drawstring kit bag
    • 16 point quality control check sheet
    • Basic bike setup instructions
    • Free Cycle Plan insurance voucher (8 weeks)


    Frame: Lightweight 6066 triple butted and hydroformed aluminium with NACA fastback aerodynamic tube profiles and smooth welding, internal cable routing and integrated seat clamp. Tapered head tube and full carbon fork for precise handling
    Fork: Race Full carbon tapered fork with conventional brake mounts
    Headset: Merida M2331
    Stem: Merida Expert, 3d forged, 6061 aluminium, Oversize clamp, -5 degree
    Bars: Merida Expert Aero double butted 6061 aluminium compact drop, oversize clamp
    Front Brake: Shimano 105 with Merida brake calipers (rear direct mount)
    Rear Brake: Shimano 105 with Merida brake calipers (rear direct mount)
    Brake Lever: Shimano 105
    Front Mech: Shimano 105, 22 speed
    Rear Mech: Shimano 105, 22 speed
    Shifters: Shimano 105, 22 speed
    Speed: 22
    Rims: Merida Expert CW, 30mm profile
    Front Hub: Sealed bearing with quick release
    Rear Hub: Sealed bearing with quick release
    Spokes: Black stainless
    Front Tyre: Maxxis Dolemites 25c folding
    Rear Tyre: Maxxis Dolemites 25c folding
    Seat Post: Reacto carbon
    Chainset: FSA Gossamer 52-36 teeth Mega
    Bottom Bracket: FSA Mega Exo BSA
    Chain: KMC X11-1
    Cassette: Shimano CS-5800, 11 speed, 11-28 teeth
    Pedals: Not included

    Occasionally without notice, manufacturers sometimes change product specifications.

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