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2025 Author

Ultima 24

A 24″ aluminum frame road youth bike with mid-range components and tektro rim brakes.

Weight22.5 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels24″ Aluminum
Drivetrain1 × 8
GroupsetTourney
BrakesTektro Rim
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

21 mph

Ultima 24

Highest gear

(descending)

Specs
Build
Frame

alloy 6061 24" (L)

Colors: White / Green / Pink; Silver / Pink

Fork

hi-ten 24"

Stem

alloy

Handlebar

steel, 20 mm, 580 mm

Saddle

AUTHOR

Seatpost

alloy (27.2)

Type: Rigid

Pedals

plastic

Groupset
Rear Derailleur

SHIMANO TX800

Crank

PROWHEEL, 32 teeth, 152 mm cranks

Shifters

SHIMANO Revoshift (8)

Cassette

SHIMANO CS-HG31-8, 11-34 (8)

Chain

KMC 8.1

Brakes

TEKTRO V

Type: Tektro Rim

Wheels
Rims

alloy, 32 holes

Spokes

steel

Front Hub

QUANDO, 32 holes

Rear Hub

QUANDO, 32 holes

Tires

24" × 1.50"

Rider Notes
Riders Also Viewed

First added October 26

Last updated May 30