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Demo 8 I 650b

2015 Demo 8 I 650b

Good luck finding a better high-performance downhill bike than this value-packed rig. With 200mm of front and rear travel, a custom FOX VAN RC shock, and a RockShox Boxxer RC fork, this machine is one well-thought-out downhill setup.

Technical Specifications

FRAMESET

FRAME

M5 manipulated alloy, 650b S3 Geometry, 1.5" forged headtube, 135mm rear spacing, compact race design, ISCG '05 mount, cartridge bearing rear shock mount, rear derailleur protector, 200mm travel

SEAT BINDER

Specialized, 7050 alloy, single bolt, 34.9mm

HEADSET

1-1/8" upper, 1-1/2" lower, semi-integrated, cartridge bearings

SUSPENSION

FORK

RockShox Boxxer RC 650b, alloy steerer, compression and rebound adj., 20mm Maxle DH thru-axle, M: soft spring, L/XL: medium spring, 200mm travel

REAR SHOCK

Custom FOX VAN RC, coil w/ piggy back, compression and rebound adj., 9.5x3", XS: 350, S: 400, M: 450, L: 500

WHEELS

SPOKES

DT Swiss Industry, stainless

REAR HUB

Specialized Hi Lo disc, hollow Cr-Mo axle, 32h

FRONT HUB

Specialized, Hi Lo disc, sealed cartridge bearings, 20mm thru-axle, 36h

RIMS

Roval 650b DH, alloy, 24mm inner width, w/ eyelets, 32h

INNER TUBES

Ultralight, presta valve

REAR TYRE

Specialized Slaughter DH, 60TPI, wire bead, dual compound, 650bx2.3"

FRONT TYRE

Specialized Butcher DH, 60TPI, wire bead, dual compound, 650bx2.5"

DRIVETRAIN

REAR DERAILLEUR

SRAM X9 Type 2, 10-speed, mid cage

CRANKSET

SRAM Descendant, PF30 spindle, 165mm, 36T single ring, w/ Gamut bashguard

CHAIN

SRAM PC-1031, 10-speed, w/ PowerLink, nickel finish

CASSETTE

SRAM PG 1030, 10-speed, 11-25

SHIFT LEVERS

SRAM X7, 10-speed, w/ Matchmaker clamp

BOTTOM BRACKET

SRAM, PF30 to BSA 83mm adapter

COCKPIT

GRIPS

Specialized Sip Grip, light lock-on, half-waffle, S/M: regular thickness, L/XL: XL thickness

HANDLEBARS

Specialized Demo, low rise, 6061 alloy, 9-degree backsweep, 6-degree upsweep, 31.8mm

STEM

Specialized P.Series MTB, forged alloy, 4-bolt

SEATPOST

Specialized, 6061 alloy, 2-bolt, 0mm setback, 30.9mm

SADDLE

Body Geometry Phenom Comp, hollow Cr-Mo rails, 143mm

BRAKES

FRONT BRAKE

SRAM Guide R, metallic pads, Guide R calliper, 200mm Centreline rotor

REAR BRAKE

SRAM Guide R, metallic pads, Guide R calliper, 180mm Centreline rotor

BRAKE LEVERS

SRAM Guide R, alloy lever, reach adjust

ACCESSORIES

PEDALS

Specialized Bennies, 6061 alloy body, sealed cartridge, 4.5mm removable pins

* Weights based on production painted frames as pictured. Actual weights will vary based on colourway, frame size, and component variation. Specifications are subject to change without notice.

Geometry

MedLongX-Long
Bottom Bracket Height - Low Setting347mm347mm347mm
Top Tube Length (Horizontal)573mm594mm612mm
Head Tube Height108mm108mm108mm
Head Tube Angle - Low Setting63.5°63.5°63.5°
Seat Tube Angle (Actual) - Low Setting63°63°63°
Seat Tube Angle (Effective) - Low Setting76°76°76°
Top Tube Length (Actual)510mm532mm548mm
Head Tube Angle - High Setting64.3°64.3°64.3°
Bottom Bracket Height - High Setting357mm357mm357mm
Seat Tube Angle (Actual) - High Setting63.8°63.8°63.8°
Seat Tube Angle (Effective) - High Setting76.8°76.8°76.8°
Seat Tube Length - Center to Top393mm417mm417mm
Wheel Base1207mm1228mm1235mm
Standover Height721mm730mm736mm
Stack613mm616mm616mm
Reach419mm439mm456mm
Chainstay Length430mm430mm430mm
Crank Length165mm165mm165mm
Handlebar Width780mm780mm780mm
Stem Length45mm45mm45mm
Seatpost Length300mm300mm300mm
Geometry

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