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2025 Marin

BEAR VALLEY 20

A 20″ aluminum frame general youth bike with mid-range components and tektro hydraulic disc brakes.
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Manufacturer Price

$699
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels20″ Aluminum
Drivetrain1 × 8
GroupsetmicroSHIFT Acolyte
BrakesTektro Hydraulic Disc
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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)

16 mph

BEAR VALLEY 20

18 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Price History
Geometry
Specs
Build
Frame

Series 2 Lightweight Aluminum MTB, Low Standover, 20” Wheels, Replaceable Derailleur Hanger, Disc Brake

ColorsOrange/ Blue; Black/ Green

Fork

Series 2 Aluminum MTB, Disc Brake

Bottom Bracket

Sealed Cartridge Bearings, Square Taper

Headset

Threadless

Stem

Alloy, 45mm

Handlebar

Marin Riser, 50mm Rise, 580mm Width, 19mm OD Grip Section

Saddle

Marin 24" Integrated Saddle/Post

Seatpost

Aluminum, 27.2mm, Integrated Saddle/Post

TypeRigid

Pedals

Kids Specific Nylon Pedal

Grips

Single Densitiy, Thin Diameter Grip

Groupset
Rear Derailleur

MicroSHIFT Acolyte, 8-Speed, Super Short Cage, Clutch

Crank

Forged Alloy, 30T, 115mm, Ring Guard

Shifters

MicroSHIFT Acolyte, Short-Reach, 8-Speed

Cassette

MicroSHIFT Acolyte, 8-Speed, 11-38T

Chain

KMC 8-Speed

Brakes

Tektro HD-J285 Kid's Specific Hydraulic Disc

TypeTektro Hydraulic Disc

Brake Levers

Hydraulic Kid's Specific Short Reach Alloy Lever

Wheels
Rims

Aluminum, Double Wall

Spokes

14g Stainless Steel

Front Hub

Forged Aluminum Alloy, 28H

Rear Hub

Forged Aluminum Alloy, 28H

Tires

Kenda, Booster, 24x2.4", Wire Bead

Rider Notes
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First added July 13

Last updated May 19