Aluminum frame crosscountry bike
View on www.specialized.com
1 × 9 — 9 speed
The 2021 Rockhopper Comp 29 is geared about the same as similar bikes for riding up hills.
The 2021 Rockhopper Comp 29 won‘t keep up with similar bikes while riding downhill or sprinting.
Estimated spec level of the Rockhopper Comp 29 compared to other crosscountry bikes. 99 Spokes analyzes the build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more to estimate the overall spec level of each bike.
|Frame||A1 premium butted alloy, zero-stack head tube, internal cable routing, 135x9mm forged dropouts, chainstay-mounted disc brake, replaceable alloy derailleur hanger, stealth rack mounts, dropper post compatible|
|Fork||SR Suntour XCM 29, 30mm Stanchions, Rx Tune, coil spring, custom Multi-Circuit damping w/lockout, QR, 90/100mm travel (size-specific), 46mm offset|
|Bottom Bracket||Square-tapered, 73mm, internal bearings, 122.5mm spindle|
|Stem||Stout 3D-forged alloy, 31.8mm, 6-degree rise|
|Handlebar||Stout Mini Rise, alloy, 9-degree backsweep, 15mm rise, 31.8mm|
|Saddle||Bridge Sport, steel rails|
|Seatpost||Alloy, 12mm offset, 2-bolt clamp, 30.9mm|
|Grips||Specialized Trail Grips, lock-on|
|Rear Derailleur||microSHIFT Advent, 1x9 w/ clutch|
|Crank||Stout 1x, forged alloy, 30T|
|Shifters||microSHIFT Advent, 9-speed|
|Cassette||microSHIFT Advent, 9-speed, 11-42t|
|Chain||KMC X9EPT, 9-speed, anti-corrosion coating w/ reusable Missing Link™|
|Brakes||Shimano BR-MT200, hydraulic disc, 180mm|
|Rims||Stout Alloy, hookless, pinned, disc only, double-wall, 25mm inner width, 28h|
|Front Hub||Shimano HB-TX505, Center Lock™ disc, 9x100mm spacing, quick-release, 28h|
|Rear Hub||Shimano FH-TX505, Center Lock™ disc, 9x135mm spacing, quick-release, 32h|
|Tires||Ground Control Sport, 29x2.3"|