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Merida Big.Nine 80 Hardtail Mountain Bike Dark Red/Black

Brand: Merida

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$789.00 Full price

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$1,129.00 Full price

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Alloy Frame/ RockShox Fork

100mm Front Travel

29" Wheel Size

Hydraulic Disc Brake

Shimano Cues Groupset

1 x 9 Speed

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Product Details

Description

The Merida Big.Nine 80 is a versatile hardtail mountain bike ideal for new riders. It features a durable double-butted aluminum frame, a RockShox fork with 100mm travel and lockout, and a reliable Shimano CUES 1x9 drivetrain. This bike performs well both off-road and on city paths. Its powerful hydraulic disc brakes ensure effective stopping in any condition, while the upright riding position enhances comfort and control.

Key Features

Double-butted aluminium frame
100mm travel RockShox Judy fork with lockout
Shimano hydraulic disc brakes
Shimano CUES 1x9 drivetrain

Specifications

Product Overview

Product

Merida Big.Nine 80 Hardtail Mountain Bike Dark Red/Black

Brand

Merida

Parent SKU

Merida25BIGNINE80DarkRaceRedBlack

Size SKUs

SM: MERE2501022
MD: MERE2501023
LG: MERE2501024
XL: MERE2501025

Matrix Barcodes

SM: 25010221022
MD: 25010231023
LG: 25010241024
XL: 25010251025

Year Model

2025

Product Features

Frame Material

Alloy

Colour

Red

Wheel Size

29"

Brake Type

Hydraulic Disc Brake

Gears

1 x 9

Front Travel

100mm

Build

Frame

BIGNINE TFS IV MAT aluminum 29x225 max WHS 135x9 AST BSA BBR

Fork

Rock Shox Judy TK; Coil; 100 STR Lockout; 46mm fork offset; 29x2.25" max. WHS

Handlebars

MERIDA CC; MAT aluminium; 690 WHB; 15 RHB

Headset

MERIDA M2345

Grips

MERIDA EC

Stem

MERIDA CC; MAT aluminium; 31.8 DSH; 6 ASD

Bottom Bracket

Shimano BB-UN101 73-123

Pedals

VP VPE-891

Saddle

MERIDA Sport comfort

Seat Post

MERIDA CC; 30.9 DSP; 15 SSB; MAT aluminium

Seat Clamp

MERIDA COMP QR

Wheels

Wheel Size

29"

Rims

MERIDA CC; 17 IWR; MAT aluminium

Tyres

MERIDA K1080; 29x2.2"; wire

Groupset

Crankset

170 mm-S, 175 mm-M up

Chain

KMC xGlide

Front Rotor

Shimano RT10; 160 mm

Rear Rotor

Shimano RT10; 160 mm

Rear Derailleur

Shimano CUES U4000-9; GS

Cassette

9 Speed

Frequently Asked Questions

What is the Merida Big.Nine 80 used for?

The Big.Nine 80 is great for cross-country and trail riding thanks to its 100mm travel fork with lockout. It is also versatile enough to climb hills and ride on flat paths and roads due to the lockout feature, which allows you to lock the suspension into position for a more efficient ride.

Why is the Merida Big.Nine 80 different?

The hydraulic disc brakes on the Big.Nine 80 provide great stopping power compared to other similarly priced bikes with V-brakes or mechanical disc brakes.

Who is the Merida Big.Nine 80 designed for?

The Big.Nine 80 is a great choice for riders looking for a less aggressive position and more comfort and control, as its geometry positions riders in a more upright stance.

Find Your Size

Step 1: Measure your height

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Stand with your back straight against a wall
Balance a book on your head to mark your height on the wall
Measure your height by the distance from the floor to the mark

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Step 2: Adjust your inseam

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You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
Inseam typically falls with 5cm of the average.

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PERFECT RIDE GUARANTEE

If you don't love it, you can swap it, up to 30 days from purchase!* Learn more »

FREE BIKE BUILD

We'll build your bike for free when you click and collect at any 99 Bikes store.

FIRST FREE TUNE-UP

Every bike comes with a complimentary free tune-up and safety check. Learn more »

SHIMANO CUES DRIVETRAIN

The Big.Nine 80 features a Shimano Cues drivetrain with 9 gears, providing you with plenty of range for steep climbs and descents while still offering the range to smoothly roll along the flats.

LIGHTWEIGHT FRAME

The lightweight aluminium frame and 9mm thru-axles balance rugged reliability and performance without adding unnecessary weight.

HYDRAULIC DISC BRAKES

Merida has chosen to kit this bike out with Shimano Hydraulic disc brakes, ensuring you have confidence in all conditions knowing you've got a reliable braking system that stops whenever you need it.

Not sure what sized bike is best?

Answer a few short questions and we'll make a recommendation on which size is best for you.

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Legend

Available size

Current size

Unavailable size

Suggested sizing

Merida Big.Nine 80 Hardtail Mountain Bike Dark Red/Black geometry diagram

Legend

ST Seat Tube
STA Seat Tube Angle
R Reach
TT Top Tube
BD Bottom Bracket Drop
S Stack
CS Chain Stay Length
HT Head Tube
WB Wheel Base
HTA Head Tube Angle
FL Fork Length

Wheel Size

29"

Stack

614

628

642

656

Reach

382

398

414

429

Top Tube Length

570

590

610

630

Seat Tube Length

370

430

470

510

Seat Tube Angle

73.0

Fork Length

506

Head Tube Length

100

115

130

145

Head Tube Angle

70.0

Handlebar Height

Bottom Bracket Drop

Chainstay Length

Wheelbase

Standover Height

679

727

763

800

Minimum Seat Height

Maximum Seat Height

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