Velopedia Bicycle Archive

Compare Bicycles

Compare published geometry, gearing and specifications for up to three bicycles.

1 of 2 bicycles

At a glance

Key differences

Supported differences are shown below. Data limitations are labeled separately.

  1. Data limitation

    No geometry is recorded for 2012 Specialized Rockhopper.

  2. Identity & price

    2025 Specialized Rockhopper had an original MSRP $230 lower than 2012 Specialized Rockhopper.

    Original MSRP is the published list price when new, not today’s used-bike value.

Selected-size geometry

Geometry overlay

Frames share one scale and a bottom-bracket alignment. Size labels differ by brand; schematic drawing aids are identified below.

Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
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Specification
2025 Specialized Rockhopper
2012 Specialized Rockhopper
Overview
Model Year
2025
2012
Brand
Specialized
Specialized
Model
Rockhopper
Rockhopper
Bicycle Type
Mountain
Mountain
Original MSRP
From $649.99
$880.00
Colors
Gloss Sage Green / Olive Green, Satin Cast Lilac / Sea Foam, Satin Slate / Cool Grey
Black/Orange/White, Black/White/White
Sizes
XXS, XS, S, M, L, XL, XXL
13, 15.5, 17.5, 19, 21
Weight
13.87kg (30 lb, 9.2 oz)
—
Frameset
Frame Construction
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
—
Frame Material
Aluminum
Specialized M4
Fork
SR Suntour XCM 27.5/29, 30mm stanchions, Rx Tune, coil spring, QR, 80/90/100mm travel (size-specific), 42mm offset
SR Suntour XCR
Drivetrain
Shifters
Shimano Altus, RapidFire Plus, 9-speed
Shimano Acera, 9spd Rapidfire
Front Derailleur
Shimano Altus FD-M2020 2-speed
Shimano Acera
Rear Derailleur
Shimano Rear Derailleur, RD-M2000, Altus, 9-speed, Shadow Design
Shimano Alivio 9spd
Crankset
Stout 2x, forged alloy
SR Suntour
Bottom Bracket
Square-tapered, 73mm, internal bearings, 122.5mm spindle
Shimano Octalink 73
BB Shell Width
73 mm
—
Cassette
SunRace, 9-Speed, 11-36t
Shimano 9spd 11-34
Chain
KMC X9EPT, 9-speed, anti-corrosion coating w/ reusable Missing Link™
KMC X-9
Pedals
Specialized Flat Pedal
Compostie
Brakes
Brakes
(F) Shimano BR-MT200, hydraulic disc, 180mm / (R) Shimano BR-MT200, hydraulic disc, 180mm
Tektro Draco hydraulic
Cockpit & Contact Points
Headset
—
Integrated 1-1/8" threadless
Handlebar
Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
XC Riser Bar, double-butted
Stem
Stout 3D-forged alloy, 31.8mm, 6-degree rise
Forged 6061, 31.8
Saddle
Bridge Sport, Steel rails, 155/143mm
Body Geometry Rockhopper 143mm
Seatpost
Alloy, 2-bolt clamp, 30.9mm
Alloy 30.9
Wheels & Tires
Hubs
(F) Formula 6-Bolt, disc, 100x9mm spacing, quick-release, 32H / (R) Formula SP-2125, 6-Bolt freehub, disc, 135x9mm spacing, quick-release
—
Rims
Specialized alloy, disc only, double-wall, 25mm inner width, 32h
Alex RH Disc 26"
Spokes
Stainless, 14g
—
Front Tire
Fast Trak Sport
The Captain Sport 26 X 2"
Rear Tire
Fast Trak Sport
—
Wheel Size
26; 27.5; 29
—
Geometry · choose a size for each bicycle
Geometry size
—
Reach
425 mm
—
Stack
616 mm
—
Effective top tube
608 mm
—
Head-tube angle
68.5°
—
Seat-tube angle
73.5°
—
Seat tube
400 mm
—
Head tube
95 mm
—
Chainstay / rear center
440 mm
—
Wheelbase
1128 mm
—
Bottom-bracket drop
62 mm
—
Bottom-bracket height
310 mm
—
Standover height
754 mm
—
Fork offset / rake
46 mm
—
Front center
696 mm
—
Trail
97 mm
—
Wheel size
29in
—

Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.

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