2006 Specialized Bicycles Rockhopper Base 21

Build

26 in × 2.3 in

Insights

Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Seat Tube Length, C-T
533mm
Top Tube Length, Effective/Horizontal Unknown
640mm
Top Tube Length, Actual C-C
515mm
Head Tube Angle
70deg
Seat Tube Angle
73deg
Head Tube Length
140mm
Bottom Bracket Drop
36mm
Bottom Bracket Height
301.9mm
Chainstay Length
426mm
Chainstay Length Horizontal
424.5mm
Front-Center
678.5mm
Front-Center Horizontal
677.5mm
Wheelbase
1102mm
Fork Offset/Rake
38mm
Trail
82.6mm
very high
Mechanical Trail
77.6mm
Wheel Flop
26.5mm
Standover Height
817mm
Tire to Pedal Spindle Distance
With 170 mm cranks
170.6mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
131.9mm

Base Build

Wheel Size
26 inch (559mm BSD)
Tire Width
2.3in
Tire Outer Diameter
675.8mm
Bike Length with Tires
1777.8mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
100mm
Suspension Sag
Unknown
Frame Material
Aluminum
Fork Material
Unknown
Brake Type
Disc
Source:https://www.specialized.com/gb/en/rockhopper-disc/p/20711?size=One+Size&color=22175-20711