Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 29" -
Travel Front 100mm -
Fork SunTour XCT
-
Groupset Acera, Altus -
Suspension Hardtail -
Drivetrain 3 × 8 -
Brakes Mechanical Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
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
Suspension Fork
SR Suntour XCT, coil spring, hydraulic lock-out w/Multi-Circuit Damping, 80/100mm of travel (size specific)
Drivetrain
Rear Derailleur
Shimano Acera, SGS cage, 7/8-speed
Front Derailleur
Shimano Altus, 34.9mm clamp, down-swing, 7/8-speed
Shift Levers
Shimano EF510, EZ Fire Plus, 8-speed
Cassette
Sunrace, 8-speed, 11-34t
Crank
Forged alloy, square taper spindle w/chainguard, 44/32/22T
Bottom Bracket
Square taper, 73mm, internal bearings
Chain
KMC X8, 8-speed w/reusable MissingLink
Pedals
Specialized Dirt
Wheels
Front Hub
Shimano Center Lock, disc, 9x100mm QR, 32h
Rear Hub
Shimano Center Lock, disc, 10x135mm QR, 32h
Rims
Stout 29, alloy disc, double-wall, pinned joint, 20mm inner width, 32h
Spokes
Stainless, 14g
Tires
Ground Control Sport, 29x2.1"", 60TPI, wire bead, Flak Jacket protection
Brakes
Brakes
Shimano BR-M375, mechanical disc, resin pads, 180/160mm rotor
Cockpit
Stem
Stout, 3D-forged alloy, 31.8mm clamp, 6-degree rise
Handlebar
Stout, alloy, 8-degree backsweep, 6-degree upsweep, 10mm rise, 720mm width, 31.8mm
Grips
Specialized MTB lock-on
Seat
Saddle
Body Geometry Henge Sport, steel rails, 143mm
Seatpost
Alloy, 12mm offset, 2-bolt clamp, 30.9mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL | XXL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.64 mm | 1.64 mm | 1.61 mm | 1.55 mm | 1.54 mm |
| Bottom Bracket Height | 305 mm | 305 mm | 305 mm | 305 mm | 305 mm |
| Front Center | 632 mm | 635 mm | 656 mm | 682 mm | 702 mm |
| Rake | 46 mm | 46 mm | 46 mm | 46 mm | 46 mm |
| Trail | 83 mm | 80 mm | 80 mm | 80 mm | 80 mm |
| Stack | 617 mm | 628 mm | 642 mm | 652 mm | 671 mm |
| Reach | 377 mm | 382 mm | 398 mm | 421 mm | 435 mm |
| Top Tube Length | 553 mm | 576 mm | 596 mm | 622 mm | 642 mm |
| Seat Tube Angle | 74.25 ° | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 394 mm | 444 mm | 483 mm | 530 mm | 560 mm |
| Head Tube Angle | 70.5 ° | 71 ° | 71 ° | 71 ° | 71 ° |
| Head Tube Length | 105 mm | 95 mm | 110 mm | 120 mm | 140 mm |
| Chainstay Length | 444 mm | 444 mm | 444 mm | 444 mm | 444 mm |
| Wheelbase | 1067 mm | 1070 mm | 1091 mm | 1117 mm | 1138 mm |
| Bottom Bracket Drop | 69 mm | 69 mm | 69 mm | 69 mm | 69 mm |
| Standover Height | 743 mm | 791 mm | 821 mm | 859 mm | 888 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" |
Model Overview
Rockhopper 29 is a Specialized Rockhopper model. There are 119 bikes that carry this model name. Take a sneak peek at all Specialized Rockhopper bikes models from 2017, by clicking here.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Crosscountry bikes average price
Our math shows that the average cost of a dependable Crosscountry bike is 1905$. However, even though the average price of a Crosscountry bike is lower, you might still be able to get a top-quality bike. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Rockhopper 29 components
Fork
Specialized Rockhopper 29 2017 bike is equipped with the SunTour XCT fork, and has 100mm travel. Bike forks absorb the shocks and give you a smooth and pleasant ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Wheels
The wheels on Rockhopper 29 are the 29″ aluminum type. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, these wheels are not ideal for smaller people.
Brakes
When you want to stop the bike in time, the brakes are vital. The Rockhopper 29 has Mechanical Disc brakes. These brakes are also very popular, and a lot cheaper than hydraulic disk brakes. However, they don’t have the stopping power of hydraulic brakes.