Bicycle Archive ยท Specification reportBicycle Archive ยท Specification reportVelopedia Archive ID 21990
| Model year | 2011 |
|---|---|
| Brand | Specialized |
| Model | Hardrock Sport Disc 29 |
| Bicycle type | Mountain bike, front suspension |
| Archive ID | 21990 |
| Colors | Blk, Wht/Brn |
| Sizes | 15.5", 17.5", 19", 21", 23" |
| Frame construction | TIG-welded |
|---|---|
| Frame material | Specialized A1 Premium Aluminum |
| Fork | SR Suntour SF11, 80mm |
| Fork material | Single |
| Rear shock | N/A |
| Component group | Mountain Mix |
|---|---|
| Shifters | SRAM X.4 |
| Front derailleur | Shimano Atlus, 34.9mm clamp |
| Rear derailleur | SRAM X.4 |
| Crankset | SR Suntour, 22/32/42 teeth |
| Bottom bracket | Shimano BB ES25 Octalink, 118mm spindle |
| BB shell width | 68mm |
| Cassette | SRAM PG-820 |
| Rear cogs | 8-speed, 11 - 32 teeth |
| Chain | KMC X8 |
| Pedals | Composite platform |
| Brakes | Avid BB5 mechanical disc brakes, Alloy levers |
|---|
| Headset | 1 1/8" threadless |
|---|---|
| Handlebar | Alloy rise |
| Handlebar extensions | Not included |
| Stem | 3D Forged Alloy |
| Saddle | Specialized XC |
| Seatpost | Two-bolt Alloy Micro-Adjust, 30.9mm diameter |
| Hubs | Front: Forged alloy hi/low flange, Rear: Forged alloy mid flange |
|---|---|
| Rims | Alex RHD 29", 36-hole |
| Spokes | Stainless, 14ga. (2.0mm) butted |
| Front tire | 29 x 2.0" Specialized Fast Track LK Sport |
| Wheel size | 29" wheels |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.