Winstanleys Pramworld

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Diono Monterey 4 DXT Fix - Black

Item Ref: 10830-EU-01

Out of Stock

Free UK Shipping Not available for international delivery
The Monterey 4 DXT Fix contributes over 15 improvements in comfort and safety to this popular booster car seat. Removable backrest and adjustable headrest offer a complete seating solution dedicated to children from 4 to 12 years.

Featuring an improved design the Diono Monterey 4 DXT Fix will make the journey even more safe and comfortable. This forward-facing car seat is suitable for children from 4 up to 12 years and can be converted to the backless booster seat. Expandable wings made with 3 layers of durable materials shield your little passenger body against the effects of a side impact. A breathable exoshell side panels ensure enhanced airflow. A reshaped headrest made of luxury AIRTEK foam protects the child’s head and ensures superior comfort. Independently adjustable to the backrest with 11 positions allows you to set the right height for your growing child.

Like the previous version, the Monterey 4 DXT has a lightweight and durable construction with ergonomically contoured seat base, padded armrest, retractable cup holders and machine washable fabric. It is also equipped with latch connectors with the front adjusters for more stable installation in the vehicles with ISOFIX points. A more narrow seat base allows you for easy access to the seatbelt buckle. Intuitive belt guides will help you with properly position the 3 point seat belt.


  • Suitable from 4 to 12 years old
  • Front facing
  • Convertible to backless booster
  • Lightweight and durable construction
  • Three layers of superior side impact protection
  • Breathable exoshell side panels
  • Expandable sides up to 51cm
  • Reshaped headrest made of luxury AIRTEK foam
  • One-handed height adjuster with 11 positions
  • ISOFIX latch connectors and front adjusters
  • Intuitive belt guides
  • Integrated cup holders
  • Easy to remove and machine washable fabrics

  • Dimensions (H x W x D): 80 x 50 x 41 cm
  • Weight: 7.1 kg

Diono Standard Warranty is valid for 12 months from date of purchase and applies to Diono products purchased from Pramworld.

This one year warranty is automatic and no registration is required. Please keep your receipt as proof of purchase.

Mainland UK Delivery Options

Orders £50.00 and over - Standard (DPD) 1-2 Days - FREE

Orders below £50.00 - Standard (DPD) 1- 2 Days - £6.95

Orders below £50.00 - Standard Delivery (Hermes 2-3 day) - £3.95

The following postcodes are sent on a standard 2-3 day delivery:
IV(All) KW(ALL) PA20-PA78 TR21-25 ZE(ALL) AB31-AB35 AB41-AB54 AB36-AB38 AB55-AB56
KA27-28 HS1-9 G83 PH15-PH29 PH30-PH31 PH32-PH33 PH34-PH44 PH45-PH48 PH49-PH50

Unfortunately, we are unable to deliver to BFPO numbers.

UK Highlands, Islands and Northern Ireland Delivery Options

All UK Highlands, Islands and Northern Ireland Orders are charged at a flat rate of £8.95 (sent with DPD)

Channel Isles – all orders sent at a flat rate of £19.95

The following postcodes are UK Islands and Ireland:
BT(All) EI(All) IM(All)

DPD Predict Service

Never miss a parcel delivery – for orders sent via DPD you will be notified by text and email on the day of despatch and again on the day of delivery offering a one hour time-slot. If you’re unavailable during this time you have the option of re-arranging your delivery date, or for your delivery to be left with a neighbour.

Download the DPD Predict app and nominate a specific neighbour, your chosen safe place or collect the parcel from your local DPD pickup shop. Please note that a signature is required for all DPD deliveries.

Direct Deliveries from Supplier

Where a product states direct delivery, this will be fulfilled by the supplier directly from their warehouse. Each supplier has a different delivery service. Please contact our sales team on [email protected] for any queries regarding direct deliveries.

Please note that we can only deliver furniture to mainland UK, excluding the Highlands of Scotland, Islands and Ireland. We are unable to accept orders for International delivery.


Some of out heavier/bulkier products are fulfilled through one of our Logistics partners - CuddleCo/Kiss Logistics via a Panther Carrier Service. You will receive delivery communication as “CuddleCo”, your information will only be used for the fulfilment of the order.

International Deliveries

From the 1st January 2021, Winstanleys Pramworld will no longer ship items internationally, However - a number of our customers use parcel forwarding service such as forward 2 me.

Parcel Forwarding Service

forward2me Worldwide Parcel Forwarding Service

For delivery outside the UK, a number of our customers have used forward2me, the top-rated Parcel Forwarding Service. forward2me offers a choice of premium courier services including DHL, UPS, DPD, TNT & Whistl to forward parcels to over 200 countries at very competitive prices.

Other services include a Combine and Repack Service where you can make lots of purchases and ship as one to save on international shipping costs. For more information including independent customer reviews please visit the forward2me website or watch the how it works video.