Quiver

2010 Surly Karate Monkey vs 2011 Specialized Stumpjumper 29er

We can't match sizes for these two: one of them has no stack and reach for the sizes shown.

What changes on the Specialized Stumpjumper 29er

Frame stack
n/a
One of the bikes has no number for this
Frame reach
n/a
One of the bikes has no number for this
Wheelbase
+8 mm
Longer: steadier at speed
Head angle
±0.0°
About the same head angle
Chainstays
+4 mm
Longer: more planted

The two frames

We can't draw these frames yet. The Surly Karate Monkey numbers we have for size M are missing the reach and stack. The numbers below still compare.

Geometry side by side

MeasurementSurly Karate Monkey MSpecialized Stumpjumper 29er 17.5Difference
Head tube angle71.571.5°±0.0°
Seat tube angle73not listed
Effective top tube600.6not listed
Chainstay length431435mm+4 mm
Wheelbase10641072mm+8 mm
BB drop68not listed
Standover811.1810mm−1 mm
Seat tube length457.2445mm−12 mm
Fork length468not listed
Head tube length90not listed
Reachnot listed410.5mm
Stacknot listed612mm
BB heightnot listed304mm

Differences are the Specialized Stumpjumper 29er minus the Surly Karate Monkey. Full charts: 2010 Surly Karate Monkey, 2011 Specialized Stumpjumper 29er.

Where each sits in its class

Surly Karate MonkeySpecialized Stumpjumper 29er

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartSurly Karate MonkeySpecialized Stumpjumper 29erS-Works 29er
Forknot listedRockShox Reba S29
Shifternot listedSRAM XX
Derailleurnot listedSRAM XX XX SL
Cassettenot listedSRAM XX
Chainnot listedSRAM PC-1090
Wheelsetnot listedRoval Control SL 29
Tirenot listedSpecialized S-Works Renegade
Brakenot listedAvid XX, Avid XX World
Stemnot listedSyntace F109
Saddlenot listedSpecialized Phenom Expert

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