Bicycle Archive · Specification report

2008 Marin Muir Beach

Velopedia Archive ID 13215

Overview

Model year	2008
Brand	Marin
Model	Muir Beach
Bicycle type	Juvenile
Archive ID	13215
Original MSRP	$270.00
Colors	Gloss Red Rock

Frameset

Frame construction	TIG-welded
Frame material	7005 aluminum
Fork	Cromoly Rigid
Fork material	Unicrown
Rear shock	N/A

Drivetrain

Component group	Cruiser Mix
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	Alloy, 44 teeth
Bottom bracket	Sealed Semi-Cartridge
Rear cogs	1-speed, 18 teeth
Chain	Kmc
Pedals	Slipper/ Flip Flop compatible composite

Cockpit & contact points

Headset	1" threaded double sealed
Handlebar	Alloy Long Horn
Handlebar extensions	Not included
Stem	Alloy
Saddle	Kid's Lounge Chair Comfort
Seatpost	Alloy Micro Adjust, 27.2mm diameter

Wheels & tires

Hubs	Front: Alloy Sealed, Rear: Coaster Brake
Rims	Alloy, 36-hole
Spokes	Stainless steel, 14ga. (2.0mm)
Spoke nipples	Brass nipples
Front tire	20 x 2.125" Kenda Flame
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 28, 2026.