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2025 Author

A-Matrix 26D

A 26″ aluminum frame road youth bike with modest components and tektro mechanical disc brakes.
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Weight28.0 lbs  
FrameAluminum
SuspensionHardtail, 80mm
Wheels26″ Aluminum
Drivetrain1 × 8
GroupsetAcera
BrakesTektro Mechanical Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
A-Matrix 26D
Other Road Youth bikes
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)

23 mph

A-Matrix 26D

Highest gear

(descending)

Sizing
13"

4'3" – 5'0"

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Frame

alloy 6061 26"

Colors: Black-Matt / Lime; White / Silver / Red; Blue / Black / Lime

Fork

RST Capa T 26 (80 mm)

Travel: 80mm

Spring Type: Coil

Stem

alloy

Handlebar

steel, 20 mm 620 mm

Saddle

AUTHOR

Seatpost

alloy (27.2)

Type: Rigid

Pedals

plastic

Groupset
Rear Derailleur

SHIMANO Acera

Crank

PROWHEEL, 32 teeth, 152 mm cranks

Shifters

SHIMANO Acera (8)

Cassette

SHIMANO CS-HG400-8, 11-40 (8)

Chain

KMC Z8.3

Brakes

TEKTRO, disc mechanical (6" rotors)

Type: Tektro Mechanical Disc

Wheels
Rims

alloy, 32 holes

Spokes

black steel

Front Hub

QUANDO Disc, 32 holes

Rear Hub

QUANDO Disc, 32 holes

Tires

AUTHOR Speed Master, 26" × 2.00"

Rider Notes
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First added June 7

Last updated May 30