Specifications
Drivetrain
| Chain | KMC X8, 8-speed w/reusable MissingLink |
|---|---|
| Crank | Stout, forged alloy |
| Derailleurs | Front: Shimano Tourney, top swing, dual pull, 31.8mm band clamp - Rear: Shimano Altus, 8-speed |
| Shifters | Shimano EF500, EZ Fire Plus, 8-speed |
| Cassette | Shimano, 8-speed, 11-32t |
Frameset
| Fork | Steel, straight blades, fender/rack mounts |
|---|---|
| Frame | Specialized A1 Premium Aluminum, Fitness Geometry, fully-manipulated butted tubing, integrated lower bearing, fender/rack mounts |
| Alloy, 4-bolt, 20-degree rise, 25.4mm clamp |
Wheels
| Hub | Front: Specialized V-brake, alloy, loose ball bearings, 9mm, QR - Rear: Specialized, 8-/9-speed cassette body, QR |
|---|---|
| Rims | 700c, 6061 aluminum double-wall |
| Spokes | Stainless, 14g |
| Tyres | Front: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection - Rear: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection |
Brakes
| Brakes | Front: V-brake, linear pull - Rear: V-brake, linear pull |
|---|
Components
| Handlebar | Specialized, alloy, 9-degree backsweep, 25.4mm |
|---|---|
| Saddle | Canopy Sport, steel rails |
| Seatpost | Alloy, 12mm offset, 2-bolt clamp, 27.2mm |
| Stem | Alloy, 4-bolt, 20-degree rise, 25.4mm clamp |
| Pedals | Specialized Fitness platform |
geometry
| Stack | 659mm |
|---|---|
| Reach | 418mm |
| Head-Tube Length | 225mm |
| Head-Tube Angle | 72° |
| B-B Height | 281mm |
| B-B Drop | 70mm |
| Trail | 60mm |
| Fork Length (full) | 410mm |
| Fork Rake/Offset | 51mm |
| Front-Center | 667mm |
| Chain-Stay Length | 445mm |
| Wheelbase | 1103mm |
| Top-Tube Length (horizontal) | 620mm |
| Bike Stand-Over Height | 859mm |
| Seat-Tube Length | 570mm |
| Seat-Tube Angle | 73° |
| Crank Length | 175mm |
| Handlebar Width | 620mm |
| Stem Length | 100mm |
| Saddle Width | 155mm |
| Seat Post Length | 350mm |
Other models in the Sirrus (2017) serie
Sirrus Sport
RRP £ 600
Sirrus Expert Carbon X1
RRP £ 1600
Sirrus Disc INT
RRP £ 475
Sirrus Sport Carbon
RRP £ 1100
Sirrus Comp City
RRP £ 1000
Sirrus Elite
RRP £ 750
Sirrus Comp Carbon
RRP £ 1300
Sirrus Expert Carbon
RRP £ 1600