Bicycle Archive ยท Specification reportBicycle Archive ยท Specification reportVelopedia Archive ID 22151
| Model year | 2011 |
|---|---|
| Brand | Specialized |
| Model | Sirrus |
| Bicycle type | Road/sport |
| Archive ID | 22151 |
| Colors | Blk/Sil, Red/Sil, Sil/Blk |
| Sizes | Xsmall, small, medium, large, xlarge |
| Frame construction | TIG-welded |
|---|---|
| Frame material | A1 Premium aluminum |
| Fork material | Steel, aero crown |
| Rear shock | N/A |
| Component group | Road Mix |
|---|---|
| Shifters | EZ Fire |
| Front derailleur | Shimano |
| Rear derailleur | Shimano Altus |
| Crankset | Shimano FCM131, 28/38/48 teeth |
| Bottom bracket | Sealed |
| BB shell width | 68mm |
| Cassette | SRAM |
| Rear cogs | 7-speed, 12 - 32 teeth |
| Chain | KMC Z-7 |
| Pedals | Nylon |
| Brakes | Die cast alloy brakes, EZ fire levers |
|---|
| Headset | 1 1/8" threadless |
|---|---|
| Handlebar | Alloy small riser |
| Handlebar extensions | Not included |
| Stem | Alloy |
| Saddle | Specialized BG Riva Road |
| Seatpost | Alloy Double Bolt, 27.2mm diameter |
| Hubs | Forged alloy |
|---|---|
| Rims | Alex AS-14, 32-hole |
| Spokes | Stainless, 14ga. (2.0mm) |
| Front tire | 700 x 32c Specialized All Condition Sport |
| Wheel size | 700c wheels |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.