Which size or configuration labels have geometry for the 2020 Specialized Rockhopper Expert?

Geometry is listed for XS, S, M, L, XL, and XXL.

What are the reach and stack of the 2020 Specialized Rockhopper Expert in size L?

In size L, reach is 441 mm and stack is 619 mm.

What is the head tube angle of the 2020 Specialized Rockhopper Expert?

The head tube angle is 69.8 degrees in every size.

What does the 2020 Specialized Rockhopper Expert 1X ship with?

The stock build includes SR Suntour XCR 29, Shimano Deore, Specialized Ground Control Sport, and Shimano MT200.

Which years of the Specialized Rockhopper are on Quiver?

Quiver has the Specialized Rockhopper for 2020, 2026, 2025, 2024, 2023, 2022, 2021, 2019, 2018, 2017, 2015, 2014, 2012, 2011, 2010, and 2009.

2020

2020 Specialized Rockhopper Expert

Reach 380 to 474 mm, stack 586 to 633 mm. The Rockhopper Expert 1X build comes with Shimano Deore shifting and Specialized Ground Control Sport tires.

Compare geometry

Source: specialized.com. Checked Oct 22, 2026.

Key facts

Brand: Specialized
Model: Rockhopper
Model year: 2020
Frame: Expert
Geometry labels: XS, S, M, L, XL, and XXL
Drivetrain: Shimano Deore
Fork: SR Suntour XCR 29
Geometry: Complete for every size
Source: specialized.com
Checked: Oct 22, 2026

Geometry by size

Geometry drawing, size M, to scale.

2020 Specialized Rockhopper Expert geometry by size
Measurement	XS	S	M	L	XL	XXL
Reach(mm)	380	395	418	441	462	474
Stack(mm)	586	595	605	619	633	633
Head tube angle(°)	69.8	69.8	69.8	69.8	69.8	69.8
Seat tube angle(°)	74	73.9	73.8	73.7	73.6	73.6
Chainstay length(mm)	440	440	440	440	440	440
Wheelbase(mm)	1065	1084	1110	1138	1164	1176
BB drop(mm)	57.5	57.5	57.5	57.5	57.5	57.5
BB height(mm)	312.5	312.5	312.5	312.5	312.5	312.5
Standover(mm)	719	765	776	807	837	861
Seat tube length(mm)	370	400	430	470	520	560
Fork length(mm)	486	496	506	506	506	506
Head tube length(mm)	95	95	95	110	125	125

How to read a geometry chart

Stock build

13 parts

Suspension

SR Suntour XCR 29

Fork

Drivetrain

Shimano Deore

ShifterSpeeds 12

Shimano Deore

DerailleurSpeeds 10

KMC X10

ChainSpeeds 10

Specialized Stout

Crankset

Wheels & Tires

Specialized Ground Control Sport

Tire

Specialized Fast Trak Sport

Tire

Shimano FH-MT200

Hub

Specialized Stout XC 29

Rim

Brakes

Shimano MT200

BrakeCaliper mount Post Mount

Cockpit

Specialized Mini Rise

HandlebarClamp diameter 31.8mm

Specialized Stout

StemBar clamp diameter 31.8mmRise 6°

Seatpost & Saddle

Specialized Bridge

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2020 Specialized Rockhopper Expert?: Geometry is listed for XS, S, M, L, XL, and XXL.
What are the reach and stack of the 2020 Specialized Rockhopper Expert in size L?: In size L, reach is 441 mm and stack is 619 mm.
What is the head tube angle of the 2020 Specialized Rockhopper Expert?: The head tube angle is 69.8 degrees in every size.
What does the 2020 Specialized Rockhopper Expert 1X ship with?: The stock build includes SR Suntour XCR 29, Shimano Deore, Specialized Ground Control Sport, and Shimano MT200.
Which years of the Specialized Rockhopper are on Quiver?: Quiver has the Specialized Rockhopper for 2020, 2026, 2025, 2024, 2023, 2022, 2021, 2019, 2018, 2017, 2015, 2014, 2012, 2011, 2010, and 2009.