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2024 Merida

BIG.SEVEN 20

A 27.5″ aluminum frame full suspension crosscountry bike with mid-range components.
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Manufacturer Price

A$899($643)
Weight32.6 lbs  
FrameAluminum
SuspensionFull, 100 / 100mm
ForkSuntour XCT
Wheels27.5″ Aluminum
Drivetrain3 × 8
GroupsetTourney, Altus
BrakesTektro Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
BIG.SEVEN 20
Other Crosscountry bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

31 mph

BIG.SEVEN 20

27 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full BIG.SEVEN model range

View Comparison
Sizing
XS

4'11" – 5'5"

SM

5'2" – 5'7"

MD

5'4" – 5'10"

LG

5'7" – 6'1"

🐐 Estimated

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews
Bikerumor
Affordable Merida Dirt, Big.Nine & Big.Seven Alloy Hardtails Go From Pumptrack to Trails

Aug 2025 · Cory Benson

We cover a lot of high-end, really expensive mountain bikes, but three updated Merida hardtail offerings for MY2026 show that you can get a fun…

Read Review

Geometry
Specs
Build
Frame

BIG.SEVEN TFS IV, 100 mm suspension travel, material: aluminium, 27.5x2.25" max. wheelsize, 135x9 mm axle standard, BSA bottom bracket standard

BB StandardBSA, 100mm, Threaded

Fork

SR Suntour XCT30 HLO, Coil, 100 mm suspension travel, Lockout, 27.5x2.25" max. wheelsize

Travel100mm

Spring TypeCoil

Bottom Bracket

BSA, 100mm, threaded

Headset

MERIDA M2345

Handlebar

MERIDA CC, material: aluminium, 690 mm width, 15 mm rise

Saddle

MERIDA Sport comfort

Seatpost

MERIDA CC, 30.9 mm diameter, 15 mm setback, material: aluminium

TypeRigid

Pedals

VP VPE-891

Groupset
Rear Derailleur

Shimano RD-M310

Front Derailleur

Shimano FD-TY600

Crank

Shimano TY301, 42-34-24 teeth, MAT Aluminium, 170 mm-XS/S, 175 mm-M/L

Shifters

Shimano ST-EF505

Cassette

Sunrace CSM668, 11-32 teeth, 8 speed

Chain

KMC Z8.1

Brakes

Tektro M275, hydraulic brake

TypeTektro Hydraulic Disc

Wheels
Rims

MERIDA CC, 17 mm inner width, material: aluminium

Spokes

Black steel

Front Hub

Shimano TX505, 100x9 mm width front hub, 32 spoke holes, Centerlock

Rear Hub

Shimano TX505, 135x9 mm width rear hub, 32 spoke holes, Centerlock

Tires

MERIDA K1080, 27.5x2.2", wire

Disc Rotors

Shimano RT10, 160 mm

Rider Notes
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First added October 14

Last updated October 4

Not listed for 237 days