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Merida Big.Seven 20 Hardtail Mountain Bike Black/Grey

Brand: Merida

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Alloy Frame/ Suntour Fork

100mm Front Travel

27.5" (650b) Wheel Size

Hydraulic Disc Brake

1 x 8 Speed

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Product Details

Description

The Merida Big.Seven 20 is an entry-level hardtail designed to give you the confidence to enjoy day out cross-country trail riding. A great choice for those seeking a great experience on fire roads or easier trails. A user-friendly 1x8 drivetrain, offers ample range for both steep climbs and descents at an affordable price. Quality hydraulic disc brakes ensure reliable braking in all terrains and weather conditions. The lightweight aluminium frame supports a maximum wheel and tire clearance of 27.5 x 2.25" and a 135 x 9mm axle standard, making it well-suited for trail riding. The Suntour XCT30 HLO fork, with 100mm of travel, enhances comfort on natural trails with tree roots and loose rocks by helping maintain grip in corners and providing power through climbs. The suspension’s lockout feature maximises climbing efficiency while still offering 100 mm of travel for rocky descents and flat sections.

Key Features

Aluminium frame with 27.5" wheels
SR Suntour 100 mm travel fork with lockout
Shimano 1x8 speed drivetrain
Shimano hydraulic brakes

Specifications

Product Overview

Product

Merida Big.Seven 20 Hardtail Mountain Bike Black/Grey

Brand

Merida

Parent SKU

XKGI7AGH

Size SKUs

XS: MEHA2501065
SM: MEHA2501066

Year Model

2025

Product Features

Frame Material

Alloy

Colour

Black

Wheel Size

27.5" (650b)

Brake Type

Hydraulic Disc Brake

Gears

1 x 8

Front Travel

100mm

Build

Frame

BIGSEVEN TFS IV MAT aluminium 275x225 max WHS 135x9 AST BSA BBR

Fork

SR Suntour XCT30 HLO; Coil; 100 STR; Lockout; 27.5x2.25" 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

Wheels

Wheel Size

27.5" (650b)

Rims

MERIDA CC; 17 IWR; MAT aluminium

Tyres

MERIDA K1080; 27.5x2.2"; wire

Groupset

Crankset

170 mm-XS/S, 175 mm-M/L

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.Seven 20 Hardtail Mountain Bike used for?

The Merida Big.Seven 20 Hardtail Mountain Bike is built for day-long cross-country and recreational trail riding, excelling on fire roads and easier singletrack.

Why choose the Merida Big.Seven 20 Hardtail Mountain Bike?

Choose the Merida Big.Seven 20 Hardtail Mountain Bike for its lightweight aluminium frame, 100 mm lockout fork, user-friendly Shimano 1x8 drivetrain, and dependable hydraulic brakes—offering confidence and value on varied trails.

Who is the Merida Big.Seven 20 Hardtail Mountain Bike designed for?

The Merida Big.Seven 20 Hardtail Mountain Bike is designed for entry-level riders and weekend adventurers who want a capable, easy-to-ride hardtail for improving skills and enjoying off-road days.

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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 »

Lightweight alloy frame & 27.5" wheels

A durable BIGSEVEN TFS IV aluminium frame keeps weight down while handling rough trails confidently. The 27.5" wheel size balances rollover ability and nimble handling for mixed terrain.

100 mm Suntour fork with lockout

SR Suntour XCT30 HLO suspension soaks up roots and rocks while the lockout boosts climbing efficiency on fire roads. It gives a smoother, more controlled ride across varied cross-country trails.

Reliable Shimano 1x8 drivetrain & hydraulic discs

A user-friendly 1x8 Shimano setup provides ample gearing for climbs and descents without complexity. Shimano hydraulic disc brakes deliver consistent stopping power in all weather.

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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.Seven 20 Hardtail Mountain Bike Black/Grey 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

27.5" (650b)

Stack

563

577

Reach

378

394

Top Tube Length

550

570

Seat Tube Length

340

380

Seat Tube Angle

73.0

Fork Length

487

Head Tube Length

100

115

Head Tube Angle

100.0

115.0

Handlebar Height

Bottom Bracket Drop

Chainstay Length

Wheelbase

Standover Height

649

689

Minimum Seat Height

Maximum Seat Height

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