Merida Big.Nine 400 IV1 2025 Mountain Bicycle

Comfortable 29er Trail Hardtail

TFS Alloy Frame
Upright Ride Feel
Markhor Suspension

₹87,990 ₹104,990

You save ₹17,000 (16%)

Color: Metallic Black (Grey)

Merida Big.Nine 400 IV1 2025 Mountain Bicycle, Metallic Black (Grey)

Size

M L XL

Check delivery estimate

Frame Size	XS	S	M	L	XL	XXL
Height (In cm)	<163	157 - 173	167 - 183	177 - 190	187 - 196	>192

Merida Big.Nine 400 IV1 2025 Bicycle is built for riders who want a dependable mountain bike for trails, fitness rides and urban adventures. Its proven double-butted aluminium frame gives a strong and reliable base with a more comfortable riding position.

Smooth Trail Control: The 100 mm Manitou Markhor air suspension fork helps absorb bumps, rough paths and light trail impacts with better control. Paired with 29er wheels, the bike rolls efficiently over uneven terrain while maintaining stability and confidence.

Reliable Shimano Drivetrain: The single-chainring Shimano 11-speed drivetrain keeps shifting simple, smooth and dependable across climbs, flats and mixed surfaces. It gives riders a practical gear range without the complexity of a front derailleur.

Confident Braking Power: Shimano hydraulic disc brakes provide strong and easy-to-control stopping performance in varied conditions. Whether riding off-road trails or navigating city traffic, the Big.Nine 400 offers the control needed for confident everyday riding.

Merida Big.Nine 400 IV1 2025 Bicycle is a capable aluminium hardtail for riders who want comfort, control and reliable performance.

Buying guide Not sure which model? The Merida Range Explained: Which Model Should You Buy?

Specifications

Intended Use	Mountain
Frame	Big.Nine TFS IV (Material: Aluminium, 29 Wheelsize, 135X9 mm Axle Standard, BSA Bottom Bracket Standard, Smooth Welding)
Fork	Manitou Markhor Comp (Air, 100 mm Suspension Travel, Tapered, Lockout, 51 mm Fork Offset)
Brakes	Shimano M4100 (2 Piston)
Rotors	Shimano RT10 (180 mm, 160 mm)
Headset	Merida M4455
Handlebar	Merida Expert CC (Material: Aluminium, 720 mm Width, 10 mm Rise)
Handlebar Stem	Merida Comp CC (Material: Aluminium, 31.8 mm Diameter, 7° Stem Angle, S: 70 mm, M: 80 mm, L: 90 mm, XL: 100 mm, XXL: 110 mm)
Grip	Merida Comp EC
Rear Derailleur	Shimano Cues U6000 GS
Shifters	Shimano Cues U6000
Seat Post	Merida Comp CC (Material: Aluminium, 30.9 mm Diameter, 0 mm Setback)
Seat Clamp	Merida Comp QR
Saddle	Merida Comp SL (25% Recycled Material, V-Mount)

Pedal	VP VPE-891
Chain	KMC XGlide
Crank	Shimano Cues U6000 (32 Teeth, 170 mm (S), 175 mm-M Up)
Freewheel	Shimano LG400 (11-50 Teeth, 11 Speed)
Bottom Bracket	Shimano MT500
Hubs	Shimano QC300 (Front: 100X9 mm Width, Rear: 135X9 mm Width, 32 Spoke Holes, Centerlock)
Rim	Merida Comp CC II (25 mm Inner Width, Material: Aluminium, Tubeless Ready)
Tyre (Front & Rear)	Maxxis Rekon Race (29X2.25", Wire)
Spokes	Black Stainless
Color	Metallic Black (Grey)
Size	M, L, XL
Approx. Weight	13 kg (Frame Size M)
Max. Weight	135 kg

Features

TFS Alloy Frame: Double-butted aluminium frame gives durable 29er performance for trail and urban rides.
Upright Ride Feel: Comfort-focused geometry improves control on off-road paths and city sections.
Markhor Suspension: Manitou Markhor Comp fork offers 100 mm air travel with lockout support.
Cues 11-Speed: Shimano Cues U6000 drivetrain gives reliable shifting with an 11-50T range.

Technologies

X-Taper Headtube: Tapered headtube design improves steering precision and front-end stiffness without adding unnecessary weight.
Smooth Welding: Double-pass welding creates a clean, smooth frame finish with a refined carbon-like appearance.
Internal Cable Routing: Gear and brake lines run inside the frame for better protection, cleaner looks and reduced cable exposure.
Down Tube Exit: Cable exit near the bottom bracket improves service access while reducing cable movement and noise.
Racelite 61 Aluminium: 6061 aluminium is shaped, double-butted, welded and heat-treated for strong, lightweight frame performance.
TFS - Techno Forming System: Mechanically shaped aluminium tubes allow varied wall thickness and refined frame profiles.
F-Mount: Integrated mudguard mounts make it easier to set up the bike for wet roads and daily commuting.
K-Mount: Hidden kickstand mount allows practical parking support while keeping the frame appearance clean.
C-Mount: Built-in rear rack fixing points add loading capacity for commuting, shopping and everyday use.

Fit and sizing

· Between sizes? Ask TBA Guide with your measurements.

Warranty and support

Covered by the manufacturer's warranty. Warranty claims go through us and we deal with the brand for you.

Questions after delivery? Ask TBA Guide or WhatsApp us.

Shipping and returns

We ship across India. Shipping is free on orders above ₹2,000 and ₹99 below that. Cash on delivery is available on orders up to ₹20,000, with a COD charge that depends on the order value. For a delivery estimate, enter your pincode in the box above the add-to-cart button: it shows the courier's own estimate for your address, not a promised date. If a parcel is held up we chase the courier until it is delivered. Full shipping policy

Returns can be started within 7 days of delivery on unused items in their original condition with all tags and packaging. Apparel, helmets, gloves and similar items are returnable; wetsuits and products discounted by more than 5% are not. Compatibility questions are not grounds for a return unless our listing was wrong, so ask us before you order if you are unsure. Return shipping is arranged by you; on an accepted return you can choose an exchange, store credit or a refund after shipping and transaction charges. Orders can be cancelled only until they are processed. Full return and refund policy