2008 Specialized Bicycles Hardrock Sport Base

Design
Flat Bar, Hardtail (Front suspension)
Frame
Aluminum
Suspension
100mm fork travel, 0% sag
Features
Rim brake
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

12
15
17
19
21
24
Stack
291.6mm
424.1mm
507.8mm
589mm
622mm
655.5mm
Reach
443.3mm
433.4mm
432.8mm
433mm
447.9mm
462.7mm
Stack to Reach Ratio
0.66:1
0.98:1
1.17:1
1.36:1
1.39:1
1.42:1
Seat Tube Length, C-T
305mm
381mm
432mm
483mm
533mm
610mm
Top Tube Length, Effective/Horizontal Center
535mm
565mm
590mm
615mm
640mm
665mm
Top Tube Length, Actual C-C
535mm
550mm
569mm
590mm
616mm
647mm
Top Tube Slope
0deg
6.2deg
9.6deg
12.4deg
10.5deg
6.4deg
Head Tube Angle
69deg
70deg
70deg
70deg
70deg
70deg
Seat Tube Angle
73deg
73deg
73deg
73deg
73deg
73deg
Head Tube Length
100mm
100mm
120mm
120mm
140mm
160mm
Bottom Bracket Drop
35.4mm
35.4mm
35.4mm
35.4mm
35.4mm
35.4mm
Bottom Bracket Height
300mm
300mm
300mm
300mm
300mm
300mm
Chainstay Length
427mm
427mm
427mm
427mm
427mm
427mm
Chainstay Length Horizontal
425.5mm
425.5mm
425.5mm
425.5mm
425.5mm
425.5mm
Front-Center
604.5mm
625.5mm
651.4mm
676.4mm
702.4mm
728.3mm
Front-Center Horizontal
603.5mm
624.5mm
650.5mm
675.5mm
701.5mm
727.5mm
Wheelbase
1029mm
1050mm
1076mm
1101mm
1127mm
1153mm
Trail
Mechanical Trail
Wheel Flop
Standover Height
670mm
723mm
758mm
790mm
823mm
871mm
Tire to Pedal Spindle
104.1mm
165 mm cranks
120.1mm
170 mm cranks
146.1mm
170 mm cranks
166mm
175 mm cranks
192mm
175 mm cranks
218mm
175 mm cranks
Pedal Spindle to Ground Clearance
135mm
165 mm cranks
130mm
170 mm cranks
130mm
170 mm cranks
125mm
175 mm cranks
125mm
175 mm cranks
125mm
175 mm cranks

Base Build

12
15
17
19
21
24
Wheel Size
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
Tire Width
2.2in
2.2in
2.2in
2.2in
2.2in
2.2in
Tire Outer Diameter
670.8mm
670.8mm
670.8mm
670.8mm
670.8mm
670.8mm
Bike Length with Tires
1699.8mm
1720.8mm
1746.8mm
1771.8mm
1797.8mm
1823.8mm
Crank Length
165mm
170mm
170mm
175mm
175mm
175mm
Handlebar Width
640mm
640mm
640mm
640mm
640mm
640mm
Stem Length
60mm
60mm
75mm
75mm
90mm
90mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Hardtail Trail MTB
Source:https://www.specialized.com/us/en/hardrock-sport/p/21851?color=18795-21851&searchText=9180-3217