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MountainFramesetVerified spec

2021 Marin San Quentin 3 Frame Kit

Launched at $439

Own a 2021 Marin San Quentin 3 Frame Kit?

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What a used one is worth

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New

$245

$158 to $296

Like new

$233

$150 to $281

Excellent

$221

$143 to $266

Good

$184

$119 to $222

Fair

$135

$87 to $163

For parts

$74

$48 to $89

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand
Marin
Model family
San Quentin
Model year
2021
Category
Mountain · trail
Frame material
aluminum
Sizes
S, M, L, XL
Launch MSRP (US)
$439

Geometry

L
Reach mm: 464; Stack mm: 599.7; Wheelbase mm: 1193.1; Head angle deg: 65; Seat angle deg: 75
M
Reach mm: 444; Stack mm: 590.7; Wheelbase mm: 1168.9; Head angle deg: 65; Seat angle deg: 75
S
Reach mm: 422; Stack mm: 586.1; Wheelbase mm: 1144.8; Head angle deg: 65; Seat angle deg: 75
XL
Reach mm: 484; Stack mm: 604.3; Wheelbase mm: 1215.3; Head angle deg: 65; Seat angle deg: 75

Launch price from Marin's US page captured 2020-11, inside the 2021 model year.

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