VelopediaBicycle Archive · Specification report

2021 Specialized Demo Race

Velopedia Archive ID 900004375

Overview

Model year2021
BrandSpecialized
ModelDemo Race
Bicycle typeMountain
Archive ID900004375
Original MSRP$7,000.00
ColorsGloss Brushed / Red Tint / White
SizesS2; S3; S4

Frameset

Frame constructionM5 alloy, Style-Specific DH Geometry, horst pivot flip chip for 27.5 or 29 rear wheel, BSA threaded BB, full internal cable routing with option for full external brake, 148mm rear spacing, sealed cartridge bearing pivots, replaceable derailleur hanger, 200mm of travel
Frame materialAluminum
ForkRockShox BoXXer Ultimate 29, Charger 2.1 Damper, DH DebonAir spring, short crown, 20x110mm thru-axle, 56mm offset, 200mm of travel
Rear shockRockShox Super Deluxe Ultimate DH Coil, external low speed compression, external rebound adjust, Trunnion mount, 225x75

Drivetrain

ShiftersSRAM X01 DH, trigger, 7-speed
Rear derailleurSRAM X01 DH, 7-speed, trigger
CranksetSRAM X01 DH, DUB, carbon, Direct mount ring, 165mm; chainrings: Steel, 30T
Bottom bracketSRAM DUB, 83mm
BB shell width83 mm
CassetteSRAM X01 DH, 7-speed, 10-24t
ChainSram PC1130 w/ Powerlink, 11-speed

Brakes

Brakes(F) SRAM Code RSC, 4-piston caliper, hydraulic disc, 200mm / (R) SRAM Code RSC, 4-piston caliper, hydraulic disc, 200mm

Cockpit & contact points

HandlebarRoval Traverse SL Carbon, riser bar, 6-degree upsweep, 8-degree backsweep, 30mm rise, 800mm, 35.0mm
StemDescendant 35mm Direct Mount Stem, 50mm length
SaddleBody Geometry Henge DH, hollow titanium rails, 130mm
SeatpostThomson, alloy, straight, 12-degree clamp

Wheels & tires

Hubs(F) Alloy, sealed cartridge bearings, 20x110mm, 28h / (R) DT Swiss 350, SRAM XD freehub, 6-bolt disc, high-low flange, sealed cartridge bearings, 12x148mm spacing, 32h
RimsFront - Roval 29" Alloy DH, 28mm internal width, 28h, tubeless ready Rear - Roval 27.5" Alloy DH, 28mm internal width, 32h, tubeless ready
SpokesDT Swiss Competition, stainless steel, 14g
Front tireButcher BLCK DMND, 29x2.3"
Rear tireButcher BLCK DMND, 27.5x2.3"

Geometry · S2

Seat tube394 mm
Head tube105 mm
Head-tube angle62.8°
Seat-tube angle78.2°
Bottom-bracket drop25 mm
Bottom-bracket height350 mm
Reach426 mm
Stack632 mm
Fork offset / rake56 mm
Front center801 mm
Trail130 mm
Seatpost length367 mm
Crank length165 mm
Stem length50 mm
Handlebar width800 mm

Geometry · S3

Seat tube420 mm
Head tube105 mm
Head-tube angle62.8°
Seat-tube angle76.8°
Bottom-bracket drop25 mm
Bottom-bracket height350 mm
Reach446 mm
Stack632 mm
Fork offset / rake56 mm
Front center821 mm
Trail130 mm
Seatpost length367 mm
Crank length165 mm
Stem length50 mm
Handlebar width800 mm

Geometry · S4

Seat tube420 mm
Head tube105 mm
Head-tube angle62.8°
Seat-tube angle76.8°
Bottom-bracket drop25 mm
Bottom-bracket height350 mm
Reach466 mm
Stack632 mm
Fork offset / rake56 mm
Front center841 mm
Trail130 mm
Seatpost length367 mm
Crank length165 mm
Stem length50 mm
Handlebar width800 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 27, 2026.