Specialized Rockhopper 27.5 Mountain Bike 2025 - Hardtail MTB
Designed for optimal fit and performance, the Specialized Rockhopper 27.5 pairs a lightweight A1 Premium Alloy frame with size-specific RX Tune suspension. The size and suspension are as follows: XS-80mm/S-90mm/M-100mm travel. With 27.5" wheels, hydraulic disc brakes, and a Shimano 2x9 drivetrain, it’s built to handle trails and paths effortlessly, offering comfort and reliability on every ride.
Key Features:
- Frame: Lightweight Specialized A1 premium alloy with internal cable routing and dropper post compatibility.
- Fork: SR Suntour XCM with 90mm of travel and Rx Tune for size-specific performance.
- Drivetrain: Shimano Altus 2x9-speed for smooth and reliable shifting.
- Brakes: Shimano BR-MT200 hydraulic disc brakes for dependable stopping power.
- Wheels: Specialized alloy double-wall 27.5" rims with 25mm inner width.
- Tyres: Fast Trak Sport 27.5x2.35" for excellent grip and durability on varied terrain.
- Other Features: Stealth rack mounts, replaceable derailleur hanger, and ergonomic saddle.
- Finance Options: Available with 0% APR finance for flexible payment.
Built to inspire confidence, the Rockhopper 27.5 offers exceptional ride quality for both novice and experienced riders. The lightweight A1 Premium Alloy frame is engineered for strength and agility, with internal cable routing providing a clean look and protection from the elements. Its size-specific RX Tune suspension ensures consistent performance and control across all frame sizes, while the reliable Shimano drivetrain offers a wide range of gearing for tackling climbs and descents.
Paired with hydraulic disc brakes and rugged Fast Trak Sport tyres, the Rockhopper delivers dependable grip and stopping power on any trail. The 27.5" wheels strike the perfect balance between manoeuvrability and speed, making it ideal for technical sections and fast-paced rides alike.
With thoughtful features like dropper post compatibility and stealth rack mounts, this bike is as versatile as it is capable. Ready for your next adventure, the Specialized Rockhopper 27.5 combines performance, durability, and value in one trail-ready package.
Occasionally, without notice, manufacturers change product design and/or specifications.
| 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 |
| Fork | SR Suntour XCM 29, 30mm stanchions, Rx Tune, coil spring, QR, 90mm travel (size-specific), 42mm offset |
| Stem | Stout 3D-forged alloy, 31.8mm, 6-degree rise |
| Bars | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm |
| Front Brake | Shimano BR-MT200, hydraulic disc, 180mm |
| Rear Brake | Shimano BR-MT200, hydraulic disc, 180mm |
| Front Mech | Shimano Altus, 2-speed |
| Rear Mech | Shimano Altus, 9-Speed |
| Shifters | Shimano Altus, RapidFire Plus, 2x9-speed |
| Speed | 18 |
| Rims | Specialized alloy, disc only, double-wall, 25mm inner width, 32h |
| Front Hub | Formula 6-Bolt, disc, 100x9mm spacing, quick-release, 32H |
| Rear Hub | Formula SP-2125, 6-Bolt freehub, disc, 135x9mm spacing, quick-release |
| Spokes | Stainless, 14g |
| Front Tyre | Fast Trak Sport, 27.5"9x2.35“ |
| Rear Tyre | Fast Trak Sport, 27.5"9x2.35“ |
| Seat Post | Alloy, 2-bolt clamp, 30.9mm |
| Saddle | Bridge Sport, Steel rails, 155/143mm |
| Chainset | Stout 2x, forged alloy |
| Bottom Bracket | Square-tapered, 73mm, internal bearings, 122.5mm spindle |
| Chain | KMC X9EPT, 9-speed, anti-corrosion coating w/ reusable Missing Link™ |
| Cassette | SunRace, 9-Speed, 11-36t |
| Pedals | Resin Platform |
Specialized Rockhopper 2025 Size Chart
| Size | Height cm | Height inch |
| XS | 148 - 155 | 4'10 - 5'1 |
| S | 158 - 165 | 5'2 - 5'6 |
| M | 165 - 178 | 5'6 - 5'10 |
| L | 178 - 185 | 5'10 - 6'1 |
| XL | 185 - 193 | 6'1 - 6'4 |
| XXL | 191 - 200 | 6'3 - 6'6 |
What size frame do I need if I am between sizes? - read here
Specialized Rockhopper 2025 Geometry Chart
| Size | XS - 27.5 | S - 27.5 | M - 27.5 | S - 29 | M - 29 | L - 29 | XL - 29 | XXL - 29 |
|---|---|---|---|---|---|---|---|---|
| Stack | 559 | 573 | 607 | 589 | 616 | 626 | 640 | 654 |
| Reach | 375 | 395 | 405 | 415 | 425 | 445 | 465 | 485 |
| Head Tube Length | 95 | 100 | 95 | 105 | 95 | 105 | 120 | 135 |
| Head Tube Angle | 68° | 68° | 68.5° | 68° | 68.5° | 68.5° | 68.5° | 68.5° |
| Bottom Bracket Height | 310 | 310 | 310 | 310 | 310 | 310 | 310 | 310 |
| Bottom Bracket Drop | 43 | 43 | 62 | 43 | 62 | 62 | 62 | 62 |
| Fork Length | 475 | 485 | 505 | 495 | 515 | 515 | 515 | 515 |
| Fork Rake/Offset | 42 | 42 | 46 | 42 | 46 | 46 | 46 | 46 |
| Front Centre | 630 | 656 | 672 | 682 | 696 | 719 | 745 | 770 |
| Chainstay Length | 440 | 440 | 440 | 440 | 440 | 440 | 440 | 440 |
| Wheelbase | 1067 | 1092 | 1105 | 1118 | 1128 | 1152 | 1178 | 1203 |
| Top Tube Length (horizontal) | 541 | 565 | 586 | 589 | 608 | 630 | 654 | 679 |
| Standover Height | 658 | 695 | 732 | 735 | 754 | 781 | 820 | 853 |
| Seat Tube Length | 310 | 350 | 360 | 400 | 400 | 450 | 500 | 560 |
| Seat Tube Angle | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° |
| Crank Length | 165 | 170 | 170 | 170 | 170 | 170 | 175 | 175 |
| Handlebar Width | 700 | 720 | 740 | 720 | 740 | 740 | 740 | 740 |
| Saddle Width | 155 | 155 | 143 | 155 | 143 | 143 | 143 | 143 |
| Seatpost Length | 300 | 350 | 400 | 350 | 400 | 400 | 400 | 400 |
| Tyre Size | 27.5in | 27.5in | 27.5in | 29in | 29in | 29in | 29in | 29in |
All measurements are in mm unless otherwise stated.
The above table shows the standard geometry for the bicycle as shipped, other geometry configurations may be available with certain bikes. Please contact us via Live Chat to find out more.
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