Ridgeback Dimension 27 Kids Bike in Bengal Blue
The Ridgeback Dimension 27 is a lightweight junior bike built for riders aged roughly 11 and upwards, up to around 162cm tall. It bridges the gap between a kids bike and a full adult bike, giving older children and young teenagers proper 27.5 inch wheels and wide-range gearing without throwing them onto a frame that's too big.
Full-size wheels, junior proportions
The Dimension 27 runs full-size 27.5" wheels, the same diameter found on many adult mountain bikes and hybrids. That means your child rolls faster, carries momentum better, and handles uneven ground more confidently than on smaller wheels.
But Ridgeback have kept the frame geometry, contact points, and sizing proportioned for younger riders, so it rides like a bike built for them rather than an adult bike they'll grow into eventually. As a 27 inch bike for an 11 year old, it hits that sweet spot where the wheels are grown-up but the fit still works.
Gearing
The Shimano Essa 8-speed drivetrain gives a wide gear ratio that handles hills, headwinds, and flat stretches without leaving your child searching for a gear that isn't there. As a junior bike with gears in the UK, the Shimano setup shifts cleanly and holds up well to the kind of daily use that teenagers give their bikes. The right gear is always a click away, whether they're grinding up a steep lane or cruising home from school.
Still properly light
The light aluminium frame, fork, and components carry through from the smaller Dimension bikes. Even at this size, a lightweight junior bike in 27 inch makes riding more enjoyable, especially on longer outings where a heavy frame wears children out before they want to stop.
Child-specific sizing
Ridgeback keep the same thoughtful contact points across the range:
- Easy-pedal cranks proportional to a child's leg length, positioned for natural pedalling
- Narrower handlebars and smaller-diameter grips for proper control and safe brake reach
- A lowered frame for easier mounting and standover clearance
Tyres
The puncture-resistant Nutrak by Vee Speedster tyres use a gravel-style tread that rolls well on roads, lanes, and tracks. Reflective sidewalls add visibility in low light, practical for darker rides to and from school through autumn and winter.
At a glance
- Frame: lightweight aluminium
- Fork: aluminium
- Wheel size: 27.5 inch
- Gearing: Shimano Essa 8-speed
- Tyres: Nutrak by Vee Speedster, puncture-resistant, reflective
- Colour: Bengal Blue
Who is it for?
The Ridgeback Dimension 27 kids bike suits children aged 10 and up who need a proper-sized bike with adult-level capability. It works for school commutes, weekend rides, and longer trips on country lanes and tracks. As a blue junior bike with gears and full-size wheels, it gives young riders the confidence and range to go further without the bulk or weight of an adult frame.
The Ridgeback Dimension 27 Bengal Blue is for sale in the UK through our shop. If you need help choosing between the 24 and 27 inch sizes or want advice on Ridgeback kids bikes, our team is always happy to help.