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2025 Merida

BIG.NINE 15

A 29″ aluminum frame hardtail crosscountry bike with mid-range components.

FrameAluminum
SuspensionHardtail, 100mm
ForkSuntour XCT
Wheels29″ Aluminum
Drivetrain3 × 7
GroupsetTourney
BrakesShimano Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
BIG.NINE 15
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)

30 mph

BIG.NINE 15

27 mph

Similar Bikes

Highest gear

(descending)

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.NINE TFS IV, material: aluminum, 29x2.25" max. wheelsize, 135x9mm axle standard, BSA bottom bracket standard

BB Standard: BSA, 73mm, Threaded

Fork

SR Suntour XCT30, Coil, 100mm suspension travel, 29x2.25" max. wheelsize

Travel: 100mm

Spring Type: Coil

Bottom Bracket

FSA TH-7420ST, 68-124

Headset

MERIDA M2345

Handlebar

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

Saddle

MERIDA Sport comfort

Seatpost

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

Type: Rigid

Pedals

VP VPE-891

Groupset
Rear Derailleur

Shimano RD-M300-7

Front Derailleur

Shimano FD-TY700

Crank

Shimano TY301, 42-34-24 teeth, MAT Aluminium, 170 mm (S), 175 mm-M up

Shifters

Shimano FH-TY505-3L / Shimano FH-TY505-7R

Cassette

Shimano CS-HG200-7, 12-32 teeth, 7 speed

Chain

Sunrace CNM84

Brakes

Shimano ST-EF505, hydraulic brake

Type: Shimano Hydraulic Disc

Wheels
Rims

MERIDA CC, 17mm inner width, material: aluminium

Spokes

Black steel

Front Hub

Shimano TX505 / Shimano TY505-7, 100x9mm width front hub, 32 spoke holes, Centerlock, 135x9mm width rear hub, 32 spoke holes, Centerlock

Rear Hub

Shimano TX505 / Shimano TY505-7, 100x9mm width front hub, 32 spoke holes, Centerlock, 135x9mm width rear hub, 32 spoke holes, Centerlock

Tires

MERIDA K1080, 29x2.2", wire

Disc Rotors

Shimano RT10, 160 mm

Rider Notes
Riders Also Viewed

First added August 17

Last updated July 19

Not listed for 314 days