27% Off Full Price

Merida Big.Nine 20 Dark Hardtail Mountain Bike Dark Grey/Purple

Brand: Merida

SKU: Select a size

Other Colours

Grey

Black

Green

Size: Select a size

MD LG XL XXL

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.

$689.00 Full price

$689.00

Club price

$949.00 Full price

REQUEST A PRICE BEAT

Pick up Delivery

Your store:

No location set

No click & collect information available for this location.

Click & Collect:

In Store

Select a size to view stock availability at this store.

$9.90 Not available

Express Shipping $19.00

Select a size to view stock availability at this location.

Alloy Frame/ Suntour Fork

100mm Front Travel

29" Wheel Size

Hydraulic Disc Brake

1 x 8 Speed

Have a Question? Ask an expert on 1800 990 523

Product Details

Description

The Merida Big.Nine 20 is a versatile hardtail mountain bike featuring a durable aluminum frame and a Suntour 100mm travel fork with lockout. It is equipped with a reliable Shimano Essa 1x8 drivetrain, making it suitable for both trails and urban paths. The bike's powerful hydraulic disc brakes ensure effective stopping in all conditions, while its upright riding position enhances comfort and control.

Key Features

Aluminium frame
100mm travel Suntour XCT30 fork with lockout
Tektro hydraulic disc brakes
Shimano Essa 1x8 drivetrain

Specifications

Product Overview

Product

Merida Big.Nine 20 Dark Hardtail Mountain Bike Dark Grey/Purple

Brand

Merida

Parent SKU

Merida25BIGNINE20DarkGreyPurple

SKU

Merida25BIGNINE20DarkGreyPurple

Size SKUs

MD: MERE2501043
LG: MERE2501044
XL: MERE2501045

Matrix Barcodes

MD: 25010431043
LG: 25010441044
XL: 25010451045

Year Model

2025

Product Features

Frame Material

Alloy

Colour

Grey

Wheel Size

29"

Brake Type

Hydraulic Disc Brake

Gears

1 x 8

Front Travel

100mm

Build

Frame

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

Fork

SR Suntour XCT30 HLO; Coil; 100 STR; lockout; max. 29x2,25" 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 Z8.3

Front Rotor

Shimano RT10; 160 mm

Rear Rotor

Shimano RT10; 160 mm

Rear Derailleur

Shimano ESSA RD-U2000-8; GS

Cassette

8 Speed

Frequently Asked Questions

What is the Merida Big.Nine 20 used for?

The Big.Nine 20 is great for cross-country and trail riding thanks to its 100m travel fork with lockout. It is also versatile enough to climb hills and ride on flat paths and roads thanks to the lockout feature which allows you to lock the suspension into position for a more efficient ride.

Why is the Merida Big.Nine 20 different?

The Big.Nine 20 is a great value-for-money hardtail mountain bike as it features reliable components like the Suntour 100mm travel fork with lockout and a 1x8 Shimano Essa drivetrain, all at an affordable price.

Who is the Merida Big.Nine 20 designed for?

The Big.Nine 20 is a great choice for riders looking for a less aggressive position and more comfort and control as its geometry sits riders in a more upright position. Its 1x8 gearing means it also suits riders looking for a higher top speed on flat terrain.

Find Your Size

Step 1: Measure your height

Take off your shoes
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

Your height:

Find Your Size

Step 2: Adjust your inseam

Based on your height, we’ve calculated a starting point.
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.

Your inseam:

Find Your Size

Your results

For the Merida Big.Nine 20 Dark Hardtail Mountain Bike Dark Grey/Purple we suggest the following size.

More playful More stable

XXL

Height: --

Inseam: --

Adjusted Height: --

Find Your Size

We have saved your measurements.

Recommended sizes will now be highlighted on the page.

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 ESSA DRIVETRAIN

The Big.Nine 20 features a Shimano Essa drivetrain with 8 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 Tektro Hydraulic disc brakes, ensuring you have confidence in all conditions knowing you've got a reliable braking system that stops whenever you need it.

XXL

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.

Your selected size: -

Legend

Available size

Current size

Unavailable size

Suggested sizing

Merida Big.Nine 20 Dark Hardtail Mountain Bike Dark Grey/Purple 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

628

642

656

Reach

398

414

429

Top Tube Length

590

610

630

Seat Tube Length

430

470

510

Seat Tube Angle

73.0

Fork Length

506

Head Tube Length

115

130

145

Head Tube Angle

70.0

Handlebar Height

Bottom Bracket Drop

Chainstay Length

Wheelbase

Standover Height

727

763

800

Minimum Seat Height

Maximum Seat Height

Reviews

Improve a product