Specifications
Drivetrain
| Chain | KMC X8, 8-speed w/reusable MissingLink |
|---|---|
| Crank | Stout, forged alloy construction, 8-speed |
| Derailleurs | Front: Shimano Altus, 34.9mm clamp, down-swing, 7/8-speed - Rear: Shimano Alivio, Shadow design, SGS cage, 9-speed |
| Shifters | Shimano Altus, 8-speed |
| Cassette | Sunrace, 8-speed, 11-34t |
Frameset
| Fork | SR Suntour XCM, coil spring, hydraulic lock-out w/Multi-Circuit Damping, 80/100mm of travel (size specific) |
|---|---|
| Frame | Specialized A1 Premium Aluminum, Trail 29 Geometry ORE down tube, butted tube sets, externally relieved head tube, forged dropouts, reinforced disc mount, replaceable alloy derailleur hanger |
| Stout, 3D-forged alloy, 31.8mm clamp, 6-degree rise |
Wheels
| Hub | Front: Shimano Center Lock, disc, 9x100mm QR, 32h - Rear: Shimano Center Lock, disc, 10x135mm QR, 32h |
|---|---|
| Rims | Stout 29, alloy disc, double-wall, pinned joint, 20mm inner width, 32h |
| Spokes | Stainless, 14g |
| Tyres | Front: Ground Control Sport, 29x2.1", 60TPI, wire bead, Flak Jacket protection - Rear: Ground Control Sport, 29x2.1", 60TPI, wire bead, Flak Jacket protection |
Brakes
| Brakes | Front: Shimano BL-M315, hydraulic disc, resin pads, 180/160mm rotor - Rear: Shimano BR-M315, hydraulic disc, resin pads, 160mm rotor |
|---|
Components
| Handlebar | Stout, alloy, 8-degree backsweep, 6-degree upsweep, 10mm rise, 720mm width, 31.8mm |
|---|---|
| Grips | Specialized MTB Grip, lock-on |
| Saddle | Body Geometry Henge Sport, steel rails, 143mm |
| Seatpost | Alloy, 12mm offset, 2-bolt clamp, 30.9mm |
| Stem | Stout, 3D-forged alloy, 31.8mm clamp, 6-degree rise |
| Pedals | Specialized Dirt |
geometry
| Stack | 677mm |
|---|---|
| Reach | 441mm |
| Head-Tube Length | 140mm |
| Head-Tube Angle | 71° |
| B-B Height | 305mm |
| B-B Drop | 69mm |
| Trail | 80mm |
| Fork Length (full) | 515mm |
| Fork Rake/Offset | 46mm |
| Front-Center | 702mm |
| Chain-Stay Length | 450mm |
| Wheelbase | 1144mm |
| Top-Tube Length (horizontal) | 648mm |
| Bike Stand-Over Height | 894.6mm |
| Seat-Tube Length | 560mm |
| Seat-Tube Angle | 73° |
| Crank Length | 175mm |
| Handlebar Width | 720mm |
| Stem Length | 90mm |
| Saddle Width | 143mm |
| Seat Post Length | 400mm |
Other models in the Rockhopper (2017) serie
ROCKHOPPER COMP 29
RRP £ 600
Rockhopper Expert 29
RRP £ 750
Rockhopper Pro 29
RRP £ 950