Quiver

2015 Specialized Demo II vs 2015 Specialized Demo 8 Frameset

The M is the Specialized Demo 8 Frameset size closest to your Med (Low) Specialized Demo II. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Specialized Demo 8 Frameset

Compared with the Specialized Demo II in Med (Low), the Specialized Demo 8 Frameset in M places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.

Frame stack
+1 mm
About the same height
Frame reach
+1 mm
About the same reach
Wheelbase
+2 mm
About the same
Head angle
±0.0°
About the same head angle
Chainstays
±0 mm
About the same

The two frames

We can't draw these frames yet. The Specialized Demo II numbers we have for size Med (Low) are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementSpecialized Demo II Med (Low)Specialized Demo 8 Frameset MDifference
Reach419mm420mm+1 mm
Stack613mm614mm+1 mm
Head tube angle63.5°63.5°±0.0°
Seat tube anglenot listednot listed
Effective top tube573mm588mm+15 mm
Chainstay length430mm430mm±0 mm
Wheelbase1207mm1209mm+2 mm
BB height347mm343mm−4 mm
Standover721mm707mm−14 mm
Seat tube length393mm394mm+1 mm

Differences are the Specialized Demo 8 Frameset minus the Specialized Demo II. Full charts: 2015 Specialized Demo II, 2015 Specialized Demo 8 Frameset.

Where each sits in its class

Specialized Demo IISpecialized Demo 8 Frameset

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other downhill 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.

PartSpecialized Demo II8 IISpecialized Demo 8 FramesetS-Works Frameset
ForkRockShox Boxxer Teamnot listed
Rear shockÖhlins TTX22MÖhlins TTX22M
ShifterSRAM X9not listed
DerailleurSRAM X0not listed
CassetteSRAM PG-1030not listed
ChainSRAM PC-1031not listed
CranksetSRAM X0 DHnot listed
PedalsSpecialized Benniesnot listed
TireSpecialized Butcher DH, Specialized Slaughter DHnot listed
HubSpecialized Hi Lo, DT Swiss Star Ratchetnot listed
BrakeSRAM Guide RSnot listed
HandlebarSpecialized Demonot listed
StemSpecialized P.Seriesnot listed
GripsSpecialized Sip Gripnot listed
SaddleSpecialized Phenom Compnot listed

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet