Which size or configuration labels have geometry for the 2021 Merida REACTO 9000-E?

Geometry is listed for 3XS, XXS, XS, S, M, L, and XL.

What are the reach and stack of the 2021 Merida REACTO 9000-E in size S?

In size S, reach is 390 mm and stack is 542 mm.

What is the head tube angle of the 2021 Merida REACTO 9000-E?

The head tube angle is 72.5 degrees in size S.

What does the 2021 Merida REACTO 9000-E ship with?

The stock build includes Merida REACTO CF5 IV, REACTO CF5 IV DISC, SRAM RED eTap AXS HRD, and DT Swiss ARC 1400 Dicut DB 50.

Which years of the Merida REACTO are on Quiver?

Quiver has the Merida REACTO for 2021, 2026, 2025, 2024, 2023, 2022, 2020, and 2019.

2021

2021 Merida REACTO 9000-E

Road

The 2021 Merida REACTO 9000-E sits at the aggressive end of the range for a road bike, with a shorter rear center. Reach 373 to 409 mm, stack 512 to 593 mm. The REACTO 9000-E build comes with SRAM RED eTAP AXS shifting and DT Swiss ARC 1400 Dicut DB 50 wheels.

Compare with 1,800+ road bikes

Source: merida-bikes.com. Checked Oct 11, 2026.

Key facts

Brand: Merida
Model: REACTO
Model year: 2021
Frame: 9000-E
Type: Road
Geometry labels: 3XS, XXS, XS, S, M, L, and XL
Drivetrain: SRAM RED eTAP AXS
Fork: REACTO CF5 IV DISC
Wheels: DT Swiss ARC 1400 Dicut DB 50
Geometry: Complete for every size
Source: merida-bikes.com
Checked: Oct 11, 2026

Geometry by size

Geometry drawing, size S, to scale.

2021 Merida REACTO 9000-E geometry by size
Measurement	3XS	XXS	XS	S	M	L	XL
Reach(mm)	373	377	384	390	395	400	409
Stack(mm)	512	517	529	542	557	571	593
Head tube angle(°)	70.5	70.5	72	72.5	73.5	73.5	74
Seat tube angle(°)	75.5	74.5	74	74	73.5	73	73
Effective top tube(mm)	505	520	536	545	560	575	590
Chainstay length(mm)	408	408	408	408	408	408	408
Wheelbase(mm)	979	985	983	990	990	999	1010
BB drop(mm)	70	70	70	66	66	66	66
Standover(mm)	727	746	771	792	810	826	853
Seat tube length(mm)	440	470	500	520	540	560	590
Fork length(mm)	385	385	385	385	385	385	385
Head tube length(mm)	100	105	112	128	140	155	176

How to read a geometry chart

Stock build

16 parts

Frame

Merida REACTO CF5 IV

Frame

Suspension

REACTO CF5 IV DISC

Fork

Drivetrain

SRAM RED eTap AXS HRD

Shifter

SRAM RED eTAP AXS

Derailleur

CS XG 1290 D1

Cassette

SRAM Red

Chain

SRAM Press Fit DUB

Bottom bracket

Wheels & Tires

DT Swiss ARC 1400 Dicut DB 50

Wheelset

Continental Grand Prix 5000

TireWeight 294 g

Brakes

SRAM ED Red eTAP AXS

Brake

SRAM DB ROTOR CLX R CNTRLOCK

Rotor

Cockpit

Vision Metron 5D ACR Integrated

Handlebar

Vision Metron 5D ACR Integrated

Stem

FSA ACR

Headset

Seatpost & Saddle

Merida TEAM CW

Seatpost

SCRATCH M5

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2021 Merida REACTO 9000-E?: Geometry is listed for 3XS, XXS, XS, S, M, L, and XL.
What are the reach and stack of the 2021 Merida REACTO 9000-E in size S?: In size S, reach is 390 mm and stack is 542 mm.
What is the head tube angle of the 2021 Merida REACTO 9000-E?: The head tube angle is 72.5 degrees in size S.
What does the 2021 Merida REACTO 9000-E ship with?: The stock build includes Merida REACTO CF5 IV, REACTO CF5 IV DISC, SRAM RED eTap AXS HRD, and DT Swiss ARC 1400 Dicut DB 50.
Which years of the Merida REACTO are on Quiver?: Quiver has the Merida REACTO for 2021, 2026, 2025, 2024, 2023, 2022, 2020, and 2019.