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Bicycle comparison

2003 Marin Bolinas Ridge · 2004 Marin Bolinas Ridge

Specification2003 Marin Bolinas Ridge2004 Marin Bolinas Ridge
Overview
Model year20032004
BrandMarinMarin
ModelBolinas RidgeBolinas Ridge
Bicycle typeMountain bike, front suspensionMountain bike, front suspension
Archive ID3927431623
Original MSRP$299.99$299.99
ColorsPolishedBrushed
Sizes11.5", 13", 15", 17", 18.5", 20", womens 15", womens 17"13", 15", 17", 18.5", womens 15"
Frameset
Frame constructionTIG-weldedTIG-welded
Frame material7005 aluminum7005 aluminum
ForkIn-Sync Grind 323, 70mm travelIn-Sync Grind 323, 70mm travel
Fork materialAluminum, single crown—
Rear shockN/A—
Drivetrain
Component groupMountain MixMountain Mix
ShiftersShimano AceraShimano Acera
Front derailleurShimano AceraShimano T-300
Rear derailleurShimano AceraShimano Acera
CranksetTruVativ X-Forge, 22/32/42 teethTruVativ X-Flow, 24/34/42 teeth
Bottom bracketSealed cartridgeTruVativ cartridge
Rear cogs8-speed, 12 - 32 teeth8-speed, 11 - 28 teeth
ChainShimano IG-31, 1/2 x 3/32"Shimano IG-31
PedalsResin body, aluminum cageResin
Brakes
BrakesAluminum linear-pull brakes, Shimano Acera leversAluminum linear-pull brakes, Shimano Acera levers
Cockpit & contact points
Headset1 1/8" threadless WTB Momentum ST1 1/8" threadless WTB Momentum ST
HandlebarAluminum, 1" riseDouble butted alloy, 1" rise
Handlebar extensionsNot includedNot included
StemAluminum, forgedForged alloy 25 Rise
SaddleWTB Comfort VWTB Speed V
SeatpostAluminum micro-adjust, 27.0mm diameterAluminum micro-adjust
Wheels & tires
HubsAluminum, Q/RAluminum, Q/R
RimsAluminum, 32-holeAluminum, 36-hole
SpokesStainless steel, 15ga. (1.8mm) straight gaugeStainless steel, 15ga. (1.8mm) straight gauge
Front tire26 x 1.95" Kenda Krossplus26 x 1.95" Kenda Koyote
Wheel size26" wheels26" wheels

Geometry comparison

One selected size or frame position per bicycle, matching the comparison dropdown choices used when Print / PDF was opened.

Measurement2003 Marin Bolinas Ridge2004 Marin Bolinas Ridge
Selected size / positionLegacy reference—
Head-tube angle70°—
Seat-tube angle73°—
Chainstay / rear center425.4 mm—
Wheelbase1076.1 mm—
Fork offset / rake38.1 mm—

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 12, 2026.