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Precaliber 24 8-speed


The Precaliber 24 8-speed is a classic kids’ bike with great style, performance and durability. It has the simplicity of an 8-speed drivetrain and intuitive twist shift that makes it easy for kids to ride varied terrain. Plus, the strong yet lightweight aluminium frame stands up to even the roughest riders. For kids aged 8-12, between 129.5- 149.8 cm (51-59˝) tall.

[2022] Model 585247

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It's right for you if...

Your kid loves to explore, and you want them to have a quality ride for all their road, path or trail adventures. They’re ready to upgrade from a singlespeed for a little extra help on hills and longer rides, but they don’t need a ton of gears just yet.

The tech you get

A strong, lightweight aluminium frame that will stand up to whatever your youngster dishes out, with simple and reliable Shimano 8-speed shifting that makes it easy to climb hills. Plus, it has a kickstand and a saddle with an integrated handle that can be swapped out for an integrated rear light mount.

The final word

Whether your kids are riding to school, racing around the neighbourhood with friends or tagging along on family rides, Precaliber 24 8-speed features the quality parts they need to ride with confidence and stay in control.

Why you'll love it

The Walkthrough

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Alpha Aluminium Frame

Trek’s lightweight, high-performance aluminium is durable and rustproof.

Hand Brakes

Confident stopping for youngsters who are ready to control their speed with their hands.

Simple Gear Shifting

Fewer gears keeps it simple for kids who are just learning to shift, or who don’t need all those extra gears.


*spec applies to all sizes unless otherwise noted

FrameAlpha Silver aluminium, rack and kickstand mounts, replaceable derailleur hangar, 135×5 mm QR
ForkSteel, 24″, threadless 1-1/8″ steerer
Hub frontSteel, 100 mm bolt-on
Hub rearSteel, 8-speed, 135 mm bolt-on
Rim24″ 32-hole alloy
TyreBontrager XR1, wire bead, 27 tpi, 24×2.25″
ShifterShimano Tourney RS45, 8-speed twist
Rear derailleurShimano Tourney TX80
CrankProWheel alloy, 32T steel ring w/double guard, 152 mm length
Bottom bracketSquare taper, 68 mm, sealed cartridge
CassetteSunRace MFM56l, 13-34, 8-speed
ChainKMC Z8.3
PedalKids’ Satellite, 9/16 thread
SaddleKids’ padded, integrated seat post, with handle
Seatpoststeel, 27.2 mm, 300 mm length
HandlebarKids’ steel, 25.4 mm clamp, 40 mm rise, 560 mm width
GripsKids’ grip, 125 mm width
StemBontrager Approved alloy, 25.4 mm clamp, 15-degree rise, 60 mm
Head setAdjustable ball bearing, threadless
BrakeAlloy linear-pull
Brake leverKids’, alloy
Weight11.22 kg / 24.73 lb
Weight limitThis bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 80 kg (175 lb).

Sizing & Tech

Proper bike fit is essential for best performance and comfort. Any size and geometry measurements shown on are for general comparison purposes only. To find your perfect fit, visit an authorised retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs.

All measurements provided in cm unless otherwise stated.

Bike Tech

2022 Precaliber 24 8-speed

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