Specialized Rockhopper Expert — Hardtail Mountain Bike

Frame: Specialized A1 premium butted aluminum with hydroformed tubes, internal cable routing, and dropper-post compatibility — a capable, low-maintenance trail platform

Fork: RockShox Judy, Solo Air, Turnkey damper, size-specific travel (80/90/100mm)

Drivetrain: Shimano Deore M5100 11-speed shifter and rear derailleur, paired with a Deore 11-51T cassette for wide gear range

Brakes: Shimano BR-MT200 hydraulic disc, 180mm front / 160mm rear rotors

Wheels/Tyres: Formula hubs on Specialized hookless alloy tubeless-ready rims (25mm internal width), rolling on Ground Control 2BR tyres in 650B or 29 x 2.35" (size-specific)

Cockpit: Stout alloy Mini Rise handlebar (9° backsweep, 15mm rise), Stout 3D-forged stem, alloy 30.9mm seatpost

Standout feature: Each frame size gets a matched wheel size and fork travel for optimized handling, plus stealth rack mounts and dropper-post compatibility for added versatility

This is a strong fit for the rider stepping up from a big-box bike into a proper trail hardtail, or anyone after a capable, well-specced MTB for local singletrack like Knox Mountain and the Hydraulink trails without full-suspension pricing. It suits riders who want reliable, low-maintenance components with room to grow into upgrades like a dropper post.

Our team at Fresh Air will help you find the right fit in-store at both Kelowna locations. Stop by to work with one of our experienced staff members, or call 250-763-3425.

Frame geometry and sizing details for the Specialized Rockhopper Expert are available on the Specialized website. Specialized offers the Rockhopper Expert in S through XL, with size-specific 27.5"/29" wheels and matched fork travel for each frame size. Our team at Fresh Air can help you find the right frame size based on your height, inseam, and riding style — come in to either Kelowna location and we'll get you dialled in.

Our team will set sag on the RockShox Judy fork to match your weight and riding style, and dial in tyre pressure for the mixed hardpack and rock you'll find on Knox Mountain and the Hydraulink trails. We'll also fit your contact points — saddle height and handlebar reach — so the Rockhopper Expert feels right from your first ride. Since the frame is dropper-post compatible, we're happy to talk through upgrade options if you want quicker saddle adjustment on descents. Drop into Fresh Air Pandosy (555 Groves Ave) or Fresh Air Dilworth (1656 Dilworth Drive), or book an appointment online.

What size Specialized Rockhopper Expert do I need?
The Rockhopper Expert runs S through XL, with wheel size (27.5" or 29") matched to frame size. For an exact fit, reference the geometry chart above, or come in and our team will measure you up in-store.

Is the Rockhopper Expert right for Knox Mountain or the Hydraulink trails?
Yes — the aluminum hardtail frame, RockShox Judy fork, and wide-range Deore drivetrain make it a solid match for the climbs and technical descents you'll find on Knox Mountain and the Hydraulink network.

What's the difference between a hardtail and a full suspension mountain bike?
A hardtail like the Rockhopper Expert has a suspension fork up front but no rear shock, which makes it lighter, more efficient to pedal, and lower-maintenance than a full suspension bike — a great choice for cross-country trails and mixed terrain. Full suspension bikes add a rear shock for more control on rougher, faster descents, at the cost of some weight and pedaling efficiency.