Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 29" -
Travel Front 100mm -
Fork SunTour XCR Air
-
Groupset Deore, X5 -
Suspension Hardtail -
Drivetrain 2 × 9 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized A1 SL Aluminum, Trail 29 geometry, fully-butted tube sets, ORE down tube, tapered head tube, forged dropouts, disc mount, replaceable derailleur hanger
Suspension Fork
SR Suntour XCR-Air, rebound adjustment w/remote lockout, 80/100mm of travel (size specific)
Drivetrain
Rear Derailleur
Shimano Deore, Shadow design, SGS cage, 9-speed
Front Derailleur
SRAM X5, high-clamp 34.9mm, 2x10
Shift Levers
Shimano Acera, RapidFire Plus, 9-speed
Cassette
Sunrace, 9-speed, 11-36t
Crank
Stout, forged alloy construction, 2x9, anti-corrosion hardware, 36/22T
Bottom Bracket
Square taper, 73mm, internal bearings
Chain
KMC X10, 10-speed w/reusable MissingLink
Pedals
Specialized Dirt
Wheels
Front Hub
Shimano HB-RM35, Center Lock disc, 9x100mm, 28h
Rear Hub
Shimano FH-RM35, Center Lock disc, 10x135mm, 32h
Rims
Stout XC 29, alloy disc, double-wall, pinned joint, 21mm inner width, 28/32h
Spokes
Stainless, 14g, black
Tires
Ground Control Sport, 29x2.1"", 60TPI, wire bead, Flak Jacket protection
Brakes
Brakes
Shimano BR-M315, hydraulic disc, resin pads
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 | 1.54 mm | 1.52 mm | 1.49 mm | 1.46 mm | 1.45 mm |
| Bottom Bracket Height | 310 mm | 310 mm | 310 mm | 310 mm | 310 mm |
| Front Center | 642 mm | 657 mm | 680 mm | 704 mm | 725 mm |
| Rake | 46 mm | 46 mm | 46 mm | 46 mm | 46 mm |
| Trail | 80 mm | 80 mm | 80 mm | 80 mm | 80 mm |
| Stack | 610 mm | 619 mm | 634 mm | 648 mm | 667 mm |
| Reach | 395 mm | 407 mm | 425 mm | 445 mm | 459 mm |
| Top Tube Length | 583 mm | 610 mm | 632 mm | 657 mm | 677 mm |
| Seat Tube Angle | 73 ° | 72 ° | 72 ° | 72 ° | 72 ° |
| Seat Tube Length | 395 mm | 445 mm | 460 mm | 510 mm | 560 mm |
| Head Tube Angle | 71 ° | 71 ° | 71 ° | 71 ° | 71 ° |
| Head Tube Length | 110 mm | 100 mm | 115 mm | 130 mm | 150 mm |
| Chainstay Length | 437 mm | 437 mm | 437 mm | 437 mm | 437 mm |
| Wheelbase | 1071 mm | 1086 mm | 1109 mm | 1134 mm | 1154 mm |
| Bottom Bracket Drop | 64 mm | 64 mm | 64 mm | 64 mm | 64 mm |
| Standover Height | 758 mm | 805 mm | 823 mm | 855 mm | 889 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" |
About this model
Rockhopper Comp 29 belongs to the Specialized Rockhopper model. Specialized launched 119 bikes of this model so far. Check out the entire range from 2017 of this model, by clicking this link.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Crosscountry bikes average price
According to our calculations, the average cost of a Crosscountry bike that is reliable is 1905$. However, you could also get a good Crosscountry bike even if you pay a lower amount than the average price. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Overview of components
Fork
Specialized Rockhopper Comp 29 2017 bike is equipped with the SunTour XCR Air fork, and has 100mm travel. Bike forks are perfect to absorb shocks and provide a great riding experience overall. To sum it all, when buying a bike, ensure that you look for a fork capable of decent travel.
Wheels size
When it comes to wheels, the Rockhopper Comp 29 bike is equipped with the 29″ aluminum model. Having 29″ wheels means that you need less fork travel, leading to a reduction of the pedal bob effect. However, if you’re not a tall person, you might find it difficult to adapt to this wheel size.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, your safety is in good hands.