Bike details
Overview
Key information split into simple groups.
Bike summary
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Frame Aluminum -
Wheels 20" -
Suspension Rigid -
Brakes Coaster
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
20" GT LegitFit Design, Alloy
Suspension Fork
GT Hi-Ten Steel, 1" Threaded Steerer
Drivetrain
Crank
Forged One-Piece Type, 127mm, 32T
Bottom Bracket
Steel, Ball Type
Chain
KMC S1, 1/2x1/8"
Pedals
Jr. BMX Design, Resin
Wheels
Front Hub
Steel, Nutted Axle
Rear Hub
Steel, Nutted Axle, Coaster Brake
Rims
Alloy, 28h
Spokes
Stainless Steel, 14g
Tires
GT 20 x 1.95"
Brakes
Brakes
Coaster Rear, Rear Alloy VBrake
Brake Levers
Alloy V-type
Cockpit
Stem
2-Bolt Alloy Top, Steel Quill
Handlebar
Steel Riser Bar, 176mm Rise, 580mm Width
Grips
120mm Closed End
Headset
1" Threaded, Steel
Seat
Saddle
GT 1-piece
About this model
Grunge 20″ is a Gt Grunge model. GT launched 21 bikes of this model so far. Check out the entire range from 2021 of this model, by clicking this link.
Model range prices
GT Grunge 12″ 2021 is the cheapest bike model and costs 200$. GT Grunge 20″ 2021 is the most expensive one and costs 265$.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Average price for Youth bikes
If you want an acceptable Youth bike you should know that the average price is 278$. However, even if your budget is less than the average, you might still be able to get a top-quality Youth bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
When GT released this model in 2021, its price was 265$. Comparing this to the average Youth bike price, we see that the price is 4.91% smaller.
Grunge 20″ components
Fork material
The fork is made out of steel, which tends to be more flexible than carbon forks in general. However, a carbon fork is considerably lighter.
Wheels
As for the wheels, GT Grunge 20″ 2021, has a 20″ aluminum model. The 20″ wheels are a good fit for folding bikes, BMX, or children bikes. In conclusion, they are great for flat ground or very easy trails.
Brakes
When you want to stop the bike in time, the brakes are vital. The Grunge 20″ has Coaster brakes. These brakes are pretty efficient, and they’re not so pricey. However, if your chain falls off or snaps, your coaster brakes won’t function anymore.
Sizes
GT Grunge 20″ 2021 is available in one size only. In conclusion, make sure it fits you, or look for another model.