Specialized Rockhopper
Contender Signature Service
A complimentary $300 value covering professional assembly, tuning, inspection, and careful re-packaging by our technicians.
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Specialized Rockhopper
Product Details
The Specialized Rockhopper is the perfect gateway to mountain biking, blending confident trail performance, durable construction, and exceptional value into one capable hardtail. Built around a lightweight Premium A1 Aluminum frame, the Rockhopper features hydroformed tubing, clean internal cable routing, and dropper post compatibility, creating a modern platform that's ready to grow with your skills. Specialized's size-specific Rx Tune philosophy ensures every frame size receives optimized suspension and geometry, while rider-specific wheel sizing delivers balanced handling and confidence for every rider.
Up front, the SR Suntour XCM fork provides smooth, controlled travel with custom Multi-Circuit damping, helping absorb trail chatter while maintaining predictable steering on climbs, descents, and technical terrain. A dependable Shimano 2x9 drivetrain offers a wide gear range for everything from steep ascents to fast singletrack, while hydraulic disc brakes provide consistent stopping power in all weather conditions.
Completing the package is a durable wheelset built with Formula hubs and 25mm internal-width rims, offering the strength, stability, and traction needed for everything from local trail loops to weekend adventures. Whether you're discovering mountain biking for the first time or upgrading to a more capable hardtail, the Rockhopper delivers reliable performance, confidence-inspiring handling, and long-lasting durability without stretching your budget.
Key Features
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Premium A1 Aluminum Frame - Lightweight, durable frame with hydroformed tubing, internal cable routing, and dropper post compatibility for modern trail performance.
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Size-Specific Trail Performance - Rx Tune suspension and rider-specific wheel sizing provide balanced geometry, comfort, and handling across every frame size.
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Reliable Shimano Drivetrain & Hydraulic Brakes - Wide-range 2x9 Shimano shifting paired with hydraulic disc brakes delivers dependable performance and confident control on every ride.
| Specification | Detail |
|---|---|
| Frame | Specialized 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 |
| Seat Binder | Alloy, quick release, 34.9 |
| Front Brake | Tektro HD-M280, 2-piston caliper, hydrailic disc |
| Rear Brake | Tektro HD-M280, 2-piston caliper, hydrailic disc |
| Shift Levers | Shimano Altus, RapidFire Plus, 9-speed |
| Front Derailleur | Shimano Altus 2-speed |
| Rear Derailleur | Shimano Altus, 9-speed |
| Cassette | SunRace, 9-Speed, 11-36t |
| Chain | KMC X9EPT, 9-speed, anti-corrosion coating w/ reusable Missing Link™ |
| Crankset | Stout 2x, forged alloy |
| Bottom Bracket | Square-tapered, 73mm, internal bearings, 122.5mm spindle |
| Rims | Specialized alloy, disc only, double-wall, 25mm inner width, 32h |
| Front Hub | Alloy, Sealed bearing, 6-Bolt, disc, 100x9mm spacing, quick-release |
| Rear Hub | Alloy Sealed bearing, 6-Bolt, disc, 135x9mm spacing, quick-release |
| Spokes | Stainless, 14g |
| Front Tire | Ground Control, 650B/29x2.35, T5 |
| Rear Tire | Ground Control, 650B/29x2.35, T5 |
| Inner Tubes | Standard, Schrader Valve |
| Stem | Stout 3D-forged alloy, 31.8mm, 6-degree rise |
| Handlebars | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm |
| Grips | Specialized Trail Grips, lock-on |
| Saddle | Bridge Sport, Steel rails, 155/143mm |
| SeatPost | Alloy, 2-bolt clamp, 30.9mm |
| Pedals | Specialized, platform |
| Product ID | 279922 |
| Weight | 14.1 kg (31 lb, 1.4 oz) |
| Weight Size | MD |
| Fork | SR Suntour XCE 26/27.5/29, 28mm stanchions, coil spring, QR, 80/90/100mm travel (size-specific), 42mm offset |
| Size | XXS - 26 | XS - 27.5 | S - 27.5 | S - 29 | M - 27.5 | M - 29 | L - 29 | XL - 29 | XXL - 29 |
|---|---|---|---|---|---|---|---|---|---|
| Crank Length | 160mm | 165mm | 170mm | 170mm | 170mm | 170mm | 170mm | 175mm | 175mm |
| Handlebar Width | 700mm | 700mm | 720mm | 740mm | 720mm | 740mm | 740mm | 740mm | 740mm |
| Stem Length | 35mm | 35mm | 45mm | 60mm | 45mm | 60mm | 60mm | 70mm | 70mm |
| Saddle Width | 143mm | 155mm | 155mm | 143mm | 155mm | 143mm | 143mm | 143mm | 143mm |
| Seatpost Length | 300mm | 300mm | 350mm | 400mm | 350mm | 400mm | 400mm | 400mm | 400mm |
| Wheel Size | 26in | 27.5in | 27.5in | 27.5in | 29in | 29in | 29in | 29in | 29in |
| Stack | 543mm | 559mm | 573mm | 589mm | 607mm | 616mm | 626mm | 640mm | 654mm |
| Reach | 355mm | 375mm | 395mm | 415mm | 405mm | 425mm | 445mm | 465mm | 485mm |
| Head-Tube Length | 95mm | 95mm | 100mm | 105mm | 95mm | 95mm | 105mm | 120mm | 135mm |
| Head-Tube Angle | 68° | 68° | 68° | 68° | 68.5° | 68.5° | 68.5° | 68.5° | 68.5° |
| B-B Height | 310mm | 310mm | 310mm | 310mm | 310mm | 310mm | 310mm | 310mm | 295mm |
| B-B Drop | 44mm | 43mm | 43mm | 43mm | 62mm | 62mm | 62mm | 62mm | 62mm |
| Trail | 94mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm |
| Fork Length (full) | 455mm | 475mm | 485mm | 495mm | 505mm | 515mm | 515mm | 515mm | 515mm |
| Fork Rake/Offset | 46mm | 46mm | 46mm | 46mm | 40mm | 42mm | 42mm | 42mm | 46mm |
| Front-Center | 601mm | 630mm | 656mm | 682mm | 672mm | 696mm | 719mm | 745mm | 770mm |
| Chain-Stay Length | 420mm | 440mm | 440mm | 440mm | 440mm | 440mm | 440mm | 440mm | 440mm |
| Wheelbase | 1017mm | 1067mm | 1092mm | 1118mm | 1105mm | 1128mm | 1152mm | 1178mm | 1203mm |
| Top-Tube Length (horizontal) | 516mm | 541mm | 565mm | 589mm | 586mm | 608mm | 630mm | 654mm | 679mm |
| Bike Stand-Over Height | 781mm | 820mm | 853mm | 647mm | 658mm | 695mm | 735mm | 732mm | 754mm |
| Seat-Tube Length | 310mm | 310mm | 350mm | 400mm | 360mm | 400mm | 450mm | 500mm | 560mm |
| Seat-Tube Angle | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° |