Bike details
Overview
Key information split into simple groups.
Bike summary
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Frame Aluminum -
Wheels 20" -
Travel Front 40mm -
Fork SunTour
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Groupset Shimano -
Suspension Hardtail -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
20” Boy’s Hardtail 6061 Aluminum, Custom Drawn Tubing, Replaceable Hanger
Suspension Fork
SR Suntour M3010-P, Alloy Crown, 40mm Travel
Drivetrain
Shift Levers
Shimano Revo Shift SL-RS36 Youth Grip, 7 Speed
Cassette
Shimano MF-TZ21, 14-28T
Chain
KMC Z-51
Wheels
Front Hub
KT Alloy 32 Hole w/ QR
Rear Hub
KT Alloy 32 Hole w/ Nuts
Spokes
14G ED Black
Tires
Innova IA-2022, 20X2.0"
Brakes
Brakes
Tektro Alloy V-Brake
Cockpit
Stem
Crucial Forged Aluminum Four Bolt Clamp, 31.8mm Bar Bore
Handlebar
Crucial Aluminum Flat, 9 Deg Sweep, 560mm Length
Grips
Velo 902 Youth Grip
Headset
VP-A71 Threadless 1-1/8” Caged Bearing
Seat
Seatpost
Alloy 27.2mm Dia.
Fit data
Geometry
Numbers for sizing and ride feel.
About this model
Grom 20 belongs to the K2 Grom model. There are 2 bikes that carry this model name. Take a sneak peek at all K2 Grom bikes models from 2015, by clicking here.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Youth bikes average price
If you want to purchase a solid Youth bike, it is important to know that the average cost is 278$. However, you could also get a good Youth bike even if you pay a lower amount than the average price. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Overview of components
Fork
K2 Grom 20 2015 bike is equipped with the SunTour fork, and has 40mm travel. Bike forks are perfect to absorb shocks and provide a great riding experience overall. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Fork material
The fork is made out of aluminum, which is a lighter material. However, it is not as tough, nor durable as steel is.
Wheels size
The wheels on Grom 20 are the 20″ type. This wheel size is used on bike models like BMX, children, or folding bikes. In conclusion, you can use them better on-road, and less on technical terrain.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Grom 20 comes with Rim brakes. Slightly lighter than hydraulic brakes, rim brakes are a budget choice. However, you could spend a little extra and get a bike that has hydraulic brakes.