Quiver

Specialized2025

Rockhopper Expert

Trail6 sizes, XS to XXL66 verified measurements

The 2025 Specialized Rockhopper Expert is a trail bike offered in 6 sizes, XS to XXL. Reach runs from 375 to 485 mm and stack from 559 to 654 mm. It ships with SRAM NX Eagle and Formula Stout.

Every number on this page was confirmed by at least two independent sources. Where a figure is not verified, the cell says so instead of guessing. Last checked .

Key facts

Brand
Specialized
Model
Rockhopper
Model year
2025
Frame
Expert
Type
Trail
Sizes
XS, S, M, L, XL, and XXL
Verified measurements
66 of 66
Last checked

Geometry by size

Millimeters unless the row says degrees. Scroll sideways for the larger sizes.

2025 Specialized Rockhopper Expert geometry by size
MeasurementXSSMLXLXXL
Reach(mm)375.0mm405.0mm425.0mm445.0mm465.0mm485.0mm
Stack(mm)559.0mm607.0mm616.0mm626.0mm640.0mm654.0mm
Head tube angle(°)68.0°68.50°68.50°68.50°68.50°68.50°
Seat tube angle(°)73.50°73.50°73.50°73.50°73.50°73.50°
Chainstay length(mm)440.0mm440.0mm440.0mm440.0mm440.0mm440.0mm
Wheelbase(mm)1067.0mm1105.0mm1128.0mm1152.0mm1178.0mm1203.0mm
BB drop(mm)43.0mm62.0mm62.0mm62.0mm62.0mm62.0mm
BB height(mm)310.0mm310.0mm310.0mm310.0mm310.0mm310.0mm
Standover(mm)658.0mm732.0mm754.0mm781.0mm820.0mm853.0mm
Seat tube length(mm)310.0mm360.0mm400.0mm450.0mm500.0mm560.0mm
Head tube length(mm)95.0mm95.0mm95.0mm105.0mm120.0mm135.0mm
66 of 66 measurements verified.Verified, two or more sources agree

2025 Specialized Rockhopper Expert drawn to scale

2025 Specialized Rockhopper Expert frame drawing, size MSide view of the 2025 Specialized Rockhopper Expert frame in size M, drawn to scale from its verified geometry, with lettered dimension lines.J 1128
Drawn to scale from the size M numbers in the table above.A reachB stackD head tube angleE seat tube angleH chainstayJ wheelbaseK bb dropL standoverG seat tube lengthF head tube lengthN bb height

Stock build

21 partsManufacturer specs are labeled; checkmarks mean two or more sources agree.

Frame

Specialized A1
Frame

Suspension

RockShox Judy
ForkStanchion diameter 30mm ManufacturerSpring type Coil ManufacturerExternal adjustments Turnkey Manufacturer

Drivetrain

SRAM SX Eagle
Shifter
SRAM NX Eagle
Derailleur
SRAM SX Eagle
Cassette
SRAM SX Eagle
Chain
Specialized Stylo
Crankset
SRAM Stylo
ChainringMaterial narrow wide Manufacturer
Specialized Fitness
Pedals

Wheels & Tires

Formula Stout
Wheelset
Specialized Ground Control 2BR
Tire
Formula DC-20
Hub
Formula DC-22
Hub
Specialized hookless
Rim

Brakes

Shimano MT200
Brake
Shimano rear
Rotor

Cockpit

Specialized alloy
HandlebarMaterial Aluminum Manufacturer
Specialized Stout
StemBar clamp diameter 31.8mmRise 6°
Specialized Trail
GripsCompound / material Rubber Manufacturer

Seatpost & Saddle

Specialized Alloy
SeatpostMaterial Aluminum Manufacturer
Specialized Bridge Sport
Saddle

Quick answers

What sizes does the 2025 Specialized Rockhopper Expert come in?
It comes in 6 sizes: XS, S, M, L, XL, and XXL.
What are the reach and stack of the 2025 Specialized Rockhopper Expert in size L?
In size L, reach is 445.0 mm and stack is 626.0 mm.
What is the head tube angle of the 2025 Specialized Rockhopper Expert?
The head tube angle is 68.50 degrees in size L.
What does the 2025 Specialized Rockhopper Expert ship with?
The stock build includes Specialized A1, RockShox Judy, SRAM SX Eagle, and Formula Stout.
Which years of the Specialized Rockhopper are on Quiver?
Quiver has the Specialized Rockhopper for 2025 and 2026.

Ride a Rockhopper? Keep it in Quiver.

Add this bike and it arrives with its geometry and stock parts already filled in. Swap parts as you change them and the build sheet stays true.

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